amiro-os / kernel / patches / QEI-driver.patch @ 41fc7088
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| 1 | 20a4e01c | Marc Rothmann | diff --git a/os/hal/hal.mk b/os/hal/hal.mk
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| 2 | index f177a3f..64d96d9 100644
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| 3 | --- a/os/hal/hal.mk
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| 4 | +++ b/os/hal/hal.mk
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| 5 | @@ -41,6 +41,9 @@ endif
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| 6 | eedb8e58 | Thomas Schöpping | ifneq ($(findstring HAL_USE_ICU TRUE,$(HALCONF)),) |
| 7 | HALSRC += $(CHIBIOS)/os/hal/src/hal_icu.c |
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| 8 | endif |
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| 9 | +ifneq ($(findstring HAL_USE_QEI TRUE,$(HALCONF)),)
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| 10 | +HALSRC += $(CHIBIOS)/os/hal/src/hal_qei.c
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| 11 | +endif
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| 12 | ifneq ($(findstring HAL_USE_MAC TRUE,$(HALCONF)),) |
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| 13 | HALSRC += $(CHIBIOS)/os/hal/src/hal_mac.c |
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| 14 | endif |
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| 15 | 20a4e01c | Marc Rothmann | @@ -94,6 +97,7 @@ HALSRC = $(CHIBIOS)/os/hal/src/hal.c \
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| 16 | eedb8e58 | Thomas Schöpping | $(CHIBIOS)/os/hal/src/hal_i2c.c \ |
| 17 | $(CHIBIOS)/os/hal/src/hal_i2s.c \ |
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| 18 | $(CHIBIOS)/os/hal/src/hal_icu.c \ |
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| 19 | + $(CHIBIOS)/os/hal/src/hal_qei.c \
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| 20 | $(CHIBIOS)/os/hal/src/hal_mac.c \ |
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| 21 | $(CHIBIOS)/os/hal/src/hal_mmc_spi.c \ |
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| 22 | $(CHIBIOS)/os/hal/src/hal_pal.c \ |
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| 23 | diff --git a/os/hal/include/hal.h b/os/hal/include/hal.h
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| 24 | index 79f7c42..8cf221f 100644
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| 25 | --- a/os/hal/include/hal.h
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| 26 | +++ b/os/hal/include/hal.h
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| 27 | @@ -78,6 +78,10 @@
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| 28 | #define HAL_USE_PWM FALSE
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| 29 | #endif
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| 30 | |||
| 31 | +#if !defined(HAL_USE_QEI)
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| 32 | +#define HAL_USE_QEI FALSE
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| 33 | +#endif
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| 34 | +
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| 35 | #if !defined(HAL_USE_QSPI)
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| 36 | #define HAL_USE_QSPI FALSE
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| 37 | #endif
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| 38 | @@ -138,6 +142,7 @@
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| 39 | #include "hal_icu.h" |
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| 40 | #include "hal_mac.h" |
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| 41 | #include "hal_pwm.h" |
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| 42 | +#include "hal_qei.h"
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| 43 | #include "hal_qspi.h" |
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| 44 | #include "hal_rtc.h" |
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| 45 | #include "hal_serial.h" |
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| 46 | 20a4e01c | Marc Rothmann | diff --git a/os/hal/include/hal_qei.h b/os/hal/include/hal_qei.h
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| 47 | new file mode 100644
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| 48 | eedb8e58 | Thomas Schöpping | index 0000000..8769729
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| 49 | 20a4e01c | Marc Rothmann | --- /dev/null
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| 50 | +++ b/os/hal/include/hal_qei.h
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| 51 | @@ -0,0 +1,148 @@
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| 52 | +/*
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| 53 | +AMiRo-OS is an operating system designed for the Autonomous Mini Robot (AMiRo) platform.
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| 54 | +Copyright (C) 2016..2018 Thomas Schöpping et al.
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| 55 | +
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| 56 | +This program is free software: you can redistribute it and/or modify
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| 57 | +it under the terms of the GNU General Public License as published by
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| 58 | +the Free Software Foundation, either version 3 of the License, or
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| 59 | +(at your option) any later version.
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| 60 | +
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| 61 | +This program is distributed in the hope that it will be useful,
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| 62 | +but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 63 | +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 64 | +GNU General Public License for more details.
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| 65 | +
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| 66 | +You should have received a copy of the GNU General Public License
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| 67 | +along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 68 | +*/
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| 69 | +
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| 70 | +/**
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| 71 | + * @file hal_qei.h
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| 72 | + * @brief QEI Driver macros and structures.
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| 73 | + *
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| 74 | + * @addtogroup QEI
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| 75 | + * @{
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| 76 | + */
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| 77 | +
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| 78 | eedb8e58 | Thomas Schöpping | +#ifndef HAL_QEI_H
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| 79 | +#define HAL_QEI_H
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| 80 | 20a4e01c | Marc Rothmann | +
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| 81 | eedb8e58 | Thomas Schöpping | +#if (HAL_USE_QEI == TRUE) || defined(__DOXYGEN__)
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| 82 | 20a4e01c | Marc Rothmann | +
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| 83 | +/*===========================================================================*/
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| 84 | +/* Driver constants. */
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| 85 | +/*===========================================================================*/
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| 86 | +
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| 87 | +/*===========================================================================*/
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| 88 | +/* Driver pre-compile time settings. */
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| 89 | +/*===========================================================================*/
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| 90 | +
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| 91 | +/*===========================================================================*/
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| 92 | +/* Derived constants and error checks. */
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| 93 | +/*===========================================================================*/
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| 94 | +
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| 95 | +/*===========================================================================*/
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| 96 | +/* Driver data structures and types. */
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| 97 | +/*===========================================================================*/
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| 98 | +
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| 99 | +/**
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| 100 | + * @brief Driver state machine possible states.
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| 101 | + */
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| 102 | +typedef enum {
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| 103 | + QEI_UNINIT = 0, /**< Not initialized. */
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| 104 | + QEI_STOP = 1, /**< Stopped. */
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| 105 | + QEI_READY = 2, /**< Ready. */
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| 106 | + QEI_ACTIVE = 4, /**< Active. */
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| 107 | +} qeistate_t;
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| 108 | +
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| 109 | +/**
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| 110 | + * @brief Type of a structure representing an QEI driver.
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| 111 | + */
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| 112 | +typedef struct QEIDriver QEIDriver;
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| 113 | +
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| 114 | +#include "hal_qei_lld.h"
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| 115 | +
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| 116 | +/*===========================================================================*/
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| 117 | +/* Driver macros. */
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| 118 | +/*===========================================================================*/
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| 119 | +
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| 120 | +/**
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| 121 | + * @name Macro Functions
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| 122 | + * @{
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| 123 | + */
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| 124 | +/**
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| 125 | + * @brief Enables the quadrature encoder.
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| 126 | + *
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| 127 | + * @param[in] qeip pointer to the @p QEIDriver object
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| 128 | + *
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| 129 | + * @iclass
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| 130 | + */
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| 131 | +#define qeiEnableI(qeip) qei_lld_enable(qeip)
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| 132 | +
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| 133 | +/**
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| 134 | + * @brief Disables the quadrature encoder.
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| 135 | + *
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| 136 | + * @param[in] qeip pointer to the @p QEIDriver object
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| 137 | + *
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| 138 | + * @iclass
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| 139 | + */
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| 140 | +#define qeiDisableI(qeip) qei_lld_disable(qeip)
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| 141 | +
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| 142 | +/**
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| 143 | + * @brief Returns the direction of the last transition.
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| 144 | + * @details The direction is defined as boolean and is
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| 145 | + * calculated at each transition on any input.
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| 146 | + *
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| 147 | + * @param[in] qeip pointer to the @p QEIDriver object
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| 148 | + * @return The request direction.
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| 149 | + * @retval FALSE Position counted up.
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| 150 | + * @retval TRUE Position counted down.
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| 151 | + * @iclass
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| 152 | + */
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| 153 | +#define qeiGetDirectionI(qeip) qei_lld_get_direction(qeip)
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| 154 | +
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| 155 | +/**
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| 156 | + * @brief Returns the position of the encoder.
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| 157 | + * @details The position is defined as number of pulses since last reset.
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| 158 | + *
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| 159 | + * @param[in] qeip pointer to the @p QEIDriver object
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| 160 | + * @return The number of pulses.
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| 161 | + *
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| 162 | + * @iclass
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| 163 | + */
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| 164 | +#define qeiGetPositionI(qeip) qei_lld_get_position(qeip)
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| 165 | +
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| 166 | +/**
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| 167 | + * @brief Returns the range of the encoder.
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| 168 | + * @details The range is defined as number of maximum pulse count.
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| 169 | + *
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| 170 | + * @param[in] qeip pointer to the @p QEIDriver object
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| 171 | + * @return The number of pulses.
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| 172 | + *
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| 173 | + * @iclass
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| 174 | + */
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| 175 | +#define qeiGetRangeI(qeip) qei_lld_get_range(qeip)
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| 176 | +/** @} */
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| 177 | +
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| 178 | +/*===========================================================================*/
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| 179 | +/* External declarations. */
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| 180 | +/*===========================================================================*/
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| 181 | +
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| 182 | +#ifdef __cplusplus
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| 183 | +extern "C" {
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| 184 | +#endif
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| 185 | + void qeiInit(void);
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| 186 | + void qeiObjectInit(QEIDriver *qeip);
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| 187 | + void qeiStart(QEIDriver *qeip, const QEIConfig *config);
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| 188 | + void qeiStop(QEIDriver *qeip);
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| 189 | + void qeiEnable(QEIDriver *qeip);
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| 190 | + void qeiDisable(QEIDriver *qeip);
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| 191 | +#ifdef __cplusplus
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| 192 | +}
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| 193 | +#endif
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| 194 | +
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| 195 | +#endif /* HAL_USE_QEI */
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| 196 | +
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| 197 | eedb8e58 | Thomas Schöpping | +#endif /* HAL_QEI_H */
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| 198 | 20a4e01c | Marc Rothmann | +
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| 199 | +/** @} */
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| 200 | diff --git a/os/hal/ports/STM32/LLD/TIMv1/driver.mk b/os/hal/ports/STM32/LLD/TIMv1/driver.mk
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| 201 | index 032d75a..13e3571 100644
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| 202 | --- a/os/hal/ports/STM32/LLD/TIMv1/driver.mk
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| 203 | +++ b/os/hal/ports/STM32/LLD/TIMv1/driver.mk
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| 204 | @@ -10,10 +10,14 @@ endif
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| 205 | eedb8e58 | Thomas Schöpping | ifneq ($(findstring HAL_USE_PWM TRUE,$(HALCONF)),) |
| 206 | PLATFORMSRC += $(CHIBIOS)/os/hal/ports/STM32/LLD/TIMv1/hal_pwm_lld.c |
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| 207 | endif |
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| 208 | +ifneq ($(findstring HAL_USE_QEI TRUE,$(HALCONF)),)
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| 209 | +PLATFORMSRC += $(CHIBIOS)/os/hal/ports/STM32/LLD/TIMv1/hal_qei_lld.c
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| 210 | +endif
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| 211 | else |
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| 212 | PLATFORMSRC += $(CHIBIOS)/os/hal/ports/STM32/LLD/TIMv1/hal_gpt_lld.c |
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| 213 | PLATFORMSRC += $(CHIBIOS)/os/hal/ports/STM32/LLD/TIMv1/hal_icu_lld.c |
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| 214 | PLATFORMSRC += $(CHIBIOS)/os/hal/ports/STM32/LLD/TIMv1/hal_pwm_lld.c |
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| 215 | +PLATFORMSRC += $(CHIBIOS)/os/hal/ports/STM32/LLD/TIMv1/hal_qei_lld.c
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| 216 | endif |
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| 217 | |||
| 218 | PLATFORMINC += $(CHIBIOS)/os/hal/ports/STM32/LLD/TIMv1 |
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| 219 | 20a4e01c | Marc Rothmann | diff --git a/os/hal/ports/STM32/LLD/TIMv1/hal_qei_lld.c b/os/hal/ports/STM32/LLD/TIMv1/hal_qei_lld.c
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| 220 | new file mode 100644
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| 221 | eedb8e58 | Thomas Schöpping | index 0000000..cd1ab9b
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| 222 | 20a4e01c | Marc Rothmann | --- /dev/null
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| 223 | +++ b/os/hal/ports/STM32/LLD/TIMv1/hal_qei_lld.c
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| 224 | eedb8e58 | Thomas Schöpping | @@ -0,0 +1,304 @@
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| 225 | 20a4e01c | Marc Rothmann | +/*
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| 226 | +AMiRo-OS is an operating system designed for the Autonomous Mini Robot (AMiRo) platform.
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| 227 | +Copyright (C) 2016..2018 Thomas Schöpping et al.
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| 228 | +
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| 229 | +This program is free software: you can redistribute it and/or modify
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| 230 | +it under the terms of the GNU General Public License as published by
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| 231 | +the Free Software Foundation, either version 3 of the License, or
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| 232 | +(at your option) any later version.
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| 233 | +
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| 234 | +This program is distributed in the hope that it will be useful,
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| 235 | +but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 236 | +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 237 | +GNU General Public License for more details.
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| 238 | +
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| 239 | +You should have received a copy of the GNU General Public License
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| 240 | +along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 241 | +*/
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| 242 | +
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| 243 | +/**
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| 244 | + * @file STM32/hal_qei_lld.c
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| 245 | + * @brief STM32 QEI subsystem low level driver.
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| 246 | + *
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| 247 | + * @addtogroup QEI
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| 248 | + * @{
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| 249 | + */
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| 250 | +
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| 251 | +#include "hal.h"
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| 252 | +
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| 253 | eedb8e58 | Thomas Schöpping | +#if (HAL_USE_QEI == TRUE) || defined(__DOXYGEN__)
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| 254 | 20a4e01c | Marc Rothmann | +
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| 255 | eedb8e58 | Thomas Schöpping | +/*===========================================================================*/
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| 256 | +/* Driver local definitions. */
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| 257 | +/*===========================================================================*/
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| 258 | 20a4e01c | Marc Rothmann | +
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| 259 | +/*===========================================================================*/
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| 260 | +/* Driver exported variables. */
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| 261 | +/*===========================================================================*/
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| 262 | +
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| 263 | +/**
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| 264 | + * @brief QEID1 driver identifier.
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| 265 | + * @note The driver QEID1 allocates the complex timer TIM1 when enabled.
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| 266 | + */
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| 267 | +#if STM32_QEI_USE_TIM1 || defined(__DOXYGEN__)
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| 268 | +QEIDriver QEID1;
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| 269 | +#endif
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| 270 | +
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| 271 | +/**
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| 272 | + * @brief QEID2 driver identifier.
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| 273 | + * @note The driver QEID1 allocates the timer TIM2 when enabled.
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| 274 | + */
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| 275 | +#if STM32_QEI_USE_TIM2 || defined(__DOXYGEN__)
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| 276 | +QEIDriver QEID2;
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| 277 | +#endif
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| 278 | +
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| 279 | +/**
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| 280 | + * @brief QEID3 driver identifier.
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| 281 | + * @note The driver QEID1 allocates the timer TIM3 when enabled.
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| 282 | + */
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| 283 | +#if STM32_QEI_USE_TIM3 || defined(__DOXYGEN__)
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| 284 | +QEIDriver QEID3;
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| 285 | +#endif
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| 286 | +
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| 287 | +/**
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| 288 | + * @brief QEID4 driver identifier.
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| 289 | + * @note The driver QEID4 allocates the timer TIM4 when enabled.
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| 290 | + */
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| 291 | +#if STM32_QEI_USE_TIM4 || defined(__DOXYGEN__)
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| 292 | +QEIDriver QEID4;
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| 293 | +#endif
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| 294 | +
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| 295 | +/**
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| 296 | + * @brief QEID5 driver identifier.
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| 297 | + * @note The driver QEID5 allocates the timer TIM5 when enabled.
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| 298 | + */
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| 299 | +#if STM32_QEI_USE_TIM5 || defined(__DOXYGEN__)
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| 300 | +QEIDriver QEID5;
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| 301 | +#endif
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| 302 | +
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| 303 | +/**
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| 304 | + * @brief QEID8 driver identifier.
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| 305 | + * @note The driver QEID8 allocates the timer TIM8 when enabled.
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| 306 | + */
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| 307 | +#if STM32_QEI_USE_TIM8 || defined(__DOXYGEN__)
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| 308 | +QEIDriver QEID8;
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| 309 | +#endif
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| 310 | +
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| 311 | +/*===========================================================================*/
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| 312 | eedb8e58 | Thomas Schöpping | +/* Driver local variables and types. */
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| 313 | 20a4e01c | Marc Rothmann | +/*===========================================================================*/
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| 314 | +
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| 315 | +/*===========================================================================*/
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| 316 | +/* Driver local functions. */
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| 317 | +/*===========================================================================*/
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| 318 | +
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| 319 | +/*===========================================================================*/
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| 320 | +/* Driver interrupt handlers. */
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| 321 | +/*===========================================================================*/
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| 322 | +
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| 323 | +/*===========================================================================*/
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| 324 | +/* Driver exported functions. */
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| 325 | +/*===========================================================================*/
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| 326 | +
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| 327 | +/**
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| 328 | + * @brief Low level QEI driver initialization.
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| 329 | + *
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| 330 | + * @notapi
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| 331 | + */
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| 332 | +void qei_lld_init(void) {
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| 333 | +
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| 334 | +#if STM32_QEI_USE_TIM1
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| 335 | + /* Driver initialization.*/
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| 336 | + qeiObjectInit(&QEID1);
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| 337 | + QEID1.tim = STM32_TIM1;
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| 338 | +#endif
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| 339 | +
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| 340 | +#if STM32_QEI_USE_TIM2
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| 341 | + /* Driver initialization.*/
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| 342 | + qeiObjectInit(&QEID2);
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| 343 | + QEID2.tim = STM32_TIM2;
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| 344 | +#endif
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| 345 | +
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| 346 | +#if STM32_QEI_USE_TIM3
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| 347 | + /* Driver initialization.*/
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| 348 | + qeiObjectInit(&QEID3);
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| 349 | + QEID3.tim = STM32_TIM3;
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| 350 | +#endif
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| 351 | +
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| 352 | +#if STM32_QEI_USE_TIM4
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| 353 | + /* Driver initialization.*/
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| 354 | + qeiObjectInit(&QEID4);
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| 355 | + QEID4.tim = STM32_TIM4;
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| 356 | +#endif
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| 357 | +
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| 358 | +#if STM32_QEI_USE_TIM5
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| 359 | + /* Driver initialization.*/
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| 360 | + qeiObjectInit(&QEID5);
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| 361 | + QEID5.tim = STM32_TIM5;
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| 362 | +#endif
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| 363 | +
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| 364 | +#if STM32_QEI_USE_TIM8
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| 365 | + /* Driver initialization.*/
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| 366 | + qeiObjectInit(&QEID8);
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| 367 | + QEID8.tim = STM32_TIM8;
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| 368 | +#endif
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| 369 | +}
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| 370 | +
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| 371 | +/**
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| 372 | + * @brief Configures and activates the QEI peripheral.
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| 373 | + *
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| 374 | + * @param[in] qeip pointer to the @p QEIDriver object
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| 375 | + *
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| 376 | + * @notapi
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| 377 | + */
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| 378 | +void qei_lld_start(QEIDriver *qeip) {
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| 379 | + uint32_t arr, ccer;
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| 380 | +
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| 381 | + if (qeip->state == QEI_STOP) {
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| 382 | + /* Clock activation and timer reset.*/
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| 383 | +#if STM32_QEI_USE_TIM1
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| 384 | + if (&QEID1 == qeip) {
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| 385 | + rccEnableTIM1();
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| 386 | + rccResetTIM1();
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| 387 | + }
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| 388 | +#endif
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| 389 | +#if STM32_QEI_USE_TIM2
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| 390 | + if (&QEID2 == qeip) {
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| 391 | + rccEnableTIM2();
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| 392 | + rccResetTIM2();
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| 393 | + }
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| 394 | +#endif
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| 395 | +#if STM32_QEI_USE_TIM3
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||
| 396 | + if (&QEID3 == qeip) {
|
||
| 397 | + rccEnableTIM3();
|
||
| 398 | + rccResetTIM3();
|
||
| 399 | + }
|
||
| 400 | +#endif
|
||
| 401 | +#if STM32_QEI_USE_TIM4
|
||
| 402 | + if (&QEID4 == qeip) {
|
||
| 403 | + rccEnableTIM4();
|
||
| 404 | + rccResetTIM4();
|
||
| 405 | + }
|
||
| 406 | +#endif
|
||
| 407 | +
|
||
| 408 | +#if STM32_QEI_USE_TIM5
|
||
| 409 | + if (&QEID5 == qeip) {
|
||
| 410 | + rccEnableTIM5();
|
||
| 411 | + rccResetTIM5();
|
||
| 412 | + }
|
||
| 413 | +#endif
|
||
| 414 | +#if STM32_QEI_USE_TIM8
|
||
| 415 | + if (&QEID8 == qeip) {
|
||
| 416 | + rccEnableTIM8();
|
||
| 417 | + rccResetTIM8();
|
||
| 418 | + }
|
||
| 419 | +#endif
|
||
| 420 | + }
|
||
| 421 | + else {
|
||
| 422 | + /* Driver re-configuration scenario, it must be stopped first.*/
|
||
| 423 | + qeip->tim->CR1 = 0; /* Timer disabled. */
|
||
| 424 | + qeip->tim->DIER = 0; /* All IRQs disabled. */
|
||
| 425 | + qeip->tim->SR = 0; /* Clear eventual pending IRQs. */
|
||
| 426 | + qeip->tim->CCR[0] = 0; /* Comparator 1 disabled. */
|
||
| 427 | + qeip->tim->CCR[1] = 0; /* Comparator 2 disabled. */
|
||
| 428 | + qeip->tim->CNT = 0; /* Counter reset to zero. */
|
||
| 429 | + }
|
||
| 430 | +
|
||
| 431 | + /* Timer configuration.*/
|
||
| 432 | + qeip->tim->PSC = 0;
|
||
| 433 | + arr = qeip->config->range - 1;
|
||
| 434 | eedb8e58 | Thomas Schöpping | + osalDbgAssert((arr <= 0xFFFF), "invalid range");
|
| 435 | 20a4e01c | Marc Rothmann | + qeip->tim->ARR = arr & 0xFFFF;
|
| 436 | +
|
||
| 437 | + /* CCMR1_CC1S = 01 - CH1 Input on TI1.
|
||
| 438 | + CCMR1_CC2S = 01 - CH2 Input on TI2.*/
|
||
| 439 | + qeip->tim->CCMR1 = TIM_CCMR1_CC1S_0 | TIM_CCMR1_CC2S_0;
|
||
| 440 | +
|
||
| 441 | + ccer = 0;
|
||
| 442 | + if (qeip->config->channels[0].mode == QEI_INPUT_INVERTED)
|
||
| 443 | + ccer |= TIM_CCER_CC1P;
|
||
| 444 | + if (qeip->config->channels[1].mode == QEI_INPUT_INVERTED)
|
||
| 445 | + ccer |= TIM_CCER_CC2P;
|
||
| 446 | + qeip->tim->CCER = ccer;
|
||
| 447 | +
|
||
| 448 | + if (qeip->config->mode == QEI_COUNT_CH1)
|
||
| 449 | + qeip->tim->SMCR = TIM_SMCR_SMS_1;
|
||
| 450 | + else if (qeip->config->mode == QEI_COUNT_CH2)
|
||
| 451 | + qeip->tim->SMCR = TIM_SMCR_SMS_0;
|
||
| 452 | + else
|
||
| 453 | + qeip->tim->SMCR = TIM_SMCR_SMS_0 | TIM_SMCR_SMS_1;
|
||
| 454 | +}
|
||
| 455 | +
|
||
| 456 | +/**
|
||
| 457 | + * @brief Deactivates the QEI peripheral.
|
||
| 458 | + *
|
||
| 459 | + * @param[in] qeip pointer to the @p QEIDriver object
|
||
| 460 | + *
|
||
| 461 | + * @notapi
|
||
| 462 | + */
|
||
| 463 | +void qei_lld_stop(QEIDriver *qeip) {
|
||
| 464 | +
|
||
| 465 | + if (qeip->state == QEI_READY) {
|
||
| 466 | + /* Clock deactivation.*/
|
||
| 467 | + qeip->tim->CR1 = 0; /* Timer disabled. */
|
||
| 468 | +
|
||
| 469 | +#if STM32_QEI_USE_TIM1
|
||
| 470 | + if (&QEID1 == qeip) {
|
||
| 471 | + rccDisableTIM1();
|
||
| 472 | + }
|
||
| 473 | +#endif
|
||
| 474 | +#if STM32_QEI_USE_TIM2
|
||
| 475 | + if (&QEID2 == qeip) {
|
||
| 476 | + rccDisableTIM2();
|
||
| 477 | + }
|
||
| 478 | +#endif
|
||
| 479 | +#if STM32_QEI_USE_TIM3
|
||
| 480 | + if (&QEID3 == qeip) {
|
||
| 481 | + rccDisableTIM3();
|
||
| 482 | + }
|
||
| 483 | +#endif
|
||
| 484 | +#if STM32_QEI_USE_TIM4
|
||
| 485 | + if (&QEID4 == qeip) {
|
||
| 486 | + rccDisableTIM4();
|
||
| 487 | + }
|
||
| 488 | +#endif
|
||
| 489 | +#if STM32_QEI_USE_TIM5
|
||
| 490 | + if (&QEID5 == qeip) {
|
||
| 491 | + rccDisableTIM5();
|
||
| 492 | + }
|
||
| 493 | +#endif
|
||
| 494 | + }
|
||
| 495 | +#if STM32_QEI_USE_TIM8
|
||
| 496 | + if (&QEID8 == qeip) {
|
||
| 497 | + rccDisableTIM8();
|
||
| 498 | + }
|
||
| 499 | +#endif
|
||
| 500 | +}
|
||
| 501 | +
|
||
| 502 | +/**
|
||
| 503 | + * @brief Enables the quadrature encoder.
|
||
| 504 | + *
|
||
| 505 | + * @param[in] qeip pointer to the @p QEIDriver object
|
||
| 506 | + *
|
||
| 507 | + * @notapi
|
||
| 508 | + */
|
||
| 509 | +void qei_lld_enable(QEIDriver *qeip) {
|
||
| 510 | +
|
||
| 511 | + qeip->tim->CR1 = TIM_CR1_CEN;
|
||
| 512 | +}
|
||
| 513 | +
|
||
| 514 | +/**
|
||
| 515 | + * @brief Disables the quadrature encoder.
|
||
| 516 | + *
|
||
| 517 | + * @param[in] qeip pointer to the @p QEIDriver object
|
||
| 518 | + *
|
||
| 519 | + * @notapi
|
||
| 520 | + */
|
||
| 521 | +void qei_lld_disable(QEIDriver *qeip) {
|
||
| 522 | +
|
||
| 523 | + qeip->tim->CR1 = 0;
|
||
| 524 | +}
|
||
| 525 | +
|
||
| 526 | +#endif /* HAL_USE_QEI */
|
||
| 527 | +
|
||
| 528 | +/** @} */
|
||
| 529 | diff --git a/os/hal/ports/STM32/LLD/TIMv1/hal_qei_lld.h b/os/hal/ports/STM32/LLD/TIMv1/hal_qei_lld.h
|
||
| 530 | new file mode 100644
|
||
| 531 | eedb8e58 | Thomas Schöpping | index 0000000..ec1cd42
|
| 532 | 20a4e01c | Marc Rothmann | --- /dev/null
|
| 533 | +++ b/os/hal/ports/STM32/LLD/TIMv1/hal_qei_lld.h
|
||
| 534 | @@ -0,0 +1,302 @@
|
||
| 535 | +/*
|
||
| 536 | +AMiRo-OS is an operating system designed for the Autonomous Mini Robot (AMiRo) platform.
|
||
| 537 | +Copyright (C) 2016..2018 Thomas Schöpping et al.
|
||
| 538 | +
|
||
| 539 | +This program is free software: you can redistribute it and/or modify
|
||
| 540 | +it under the terms of the GNU General Public License as published by
|
||
| 541 | +the Free Software Foundation, either version 3 of the License, or
|
||
| 542 | +(at your option) any later version.
|
||
| 543 | +
|
||
| 544 | +This program is distributed in the hope that it will be useful,
|
||
| 545 | +but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
| 546 | +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
| 547 | +GNU General Public License for more details.
|
||
| 548 | +
|
||
| 549 | +You should have received a copy of the GNU General Public License
|
||
| 550 | +along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||
| 551 | +*/
|
||
| 552 | +
|
||
| 553 | +/**
|
||
| 554 | + * @file STM32/hal_qei_lld.h
|
||
| 555 | + * @brief STM32 QEI subsystem low level driver header.
|
||
| 556 | + *
|
||
| 557 | + * @addtogroup QEI
|
||
| 558 | + * @{
|
||
| 559 | + */
|
||
| 560 | +
|
||
| 561 | eedb8e58 | Thomas Schöpping | +#ifndef HAL_QEI_LLD_H
|
| 562 | +#define HAL_QEI_LLD_H
|
||
| 563 | 20a4e01c | Marc Rothmann | +
|
| 564 | eedb8e58 | Thomas Schöpping | +#if (HAL_USE_QEI == TRUE) || defined(__DOXYGEN__)
|
| 565 | 20a4e01c | Marc Rothmann | +
|
| 566 | eedb8e58 | Thomas Schöpping | +#include "stm32_tim.h"
|
| 567 | 20a4e01c | Marc Rothmann | +
|
| 568 | +/*===========================================================================*/
|
||
| 569 | +/* Driver constants. */
|
||
| 570 | +/*===========================================================================*/
|
||
| 571 | +
|
||
| 572 | +/**
|
||
| 573 | + * @brief Number of input channels per QEI driver.
|
||
| 574 | + */
|
||
| 575 | +#define QEI_CHANNELS 2
|
||
| 576 | +
|
||
| 577 | +/*===========================================================================*/
|
||
| 578 | +/* Driver pre-compile time settings. */
|
||
| 579 | +/*===========================================================================*/
|
||
| 580 | +
|
||
| 581 | +/**
|
||
| 582 | + * @name Configuration options
|
||
| 583 | + * @{
|
||
| 584 | + */
|
||
| 585 | +/**
|
||
| 586 | + * @brief QEID1 driver enable switch.
|
||
| 587 | + * @details If set to @p TRUE the support for QEID1 is included.
|
||
| 588 | + * @note The default is @p TRUE.
|
||
| 589 | + */
|
||
| 590 | +#if !defined(STM32_QEI_USE_TIM1) || defined(__DOXYGEN__)
|
||
| 591 | eedb8e58 | Thomas Schöpping | +#define STM32_QEI_USE_TIM1 FALSE
|
| 592 | 20a4e01c | Marc Rothmann | +#endif
|
| 593 | +
|
||
| 594 | +/**
|
||
| 595 | + * @brief QEID2 driver enable switch.
|
||
| 596 | + * @details If set to @p TRUE the support for QEID2 is included.
|
||
| 597 | + * @note The default is @p TRUE.
|
||
| 598 | + */
|
||
| 599 | +#if !defined(STM32_QEI_USE_TIM2) || defined(__DOXYGEN__)
|
||
| 600 | eedb8e58 | Thomas Schöpping | +#define STM32_QEI_USE_TIM2 FALSE
|
| 601 | 20a4e01c | Marc Rothmann | +#endif
|
| 602 | +
|
||
| 603 | +/**
|
||
| 604 | + * @brief QEID3 driver enable switch.
|
||
| 605 | + * @details If set to @p TRUE the support for QEID3 is included.
|
||
| 606 | + * @note The default is @p TRUE.
|
||
| 607 | + */
|
||
| 608 | +#if !defined(STM32_QEI_USE_TIM3) || defined(__DOXYGEN__)
|
||
| 609 | eedb8e58 | Thomas Schöpping | +#define STM32_QEI_USE_TIM3 FALSE
|
| 610 | 20a4e01c | Marc Rothmann | +#endif
|
| 611 | +
|
||
| 612 | +/**
|
||
| 613 | + * @brief QEID4 driver enable switch.
|
||
| 614 | + * @details If set to @p TRUE the support for QEID4 is included.
|
||
| 615 | + * @note The default is @p TRUE.
|
||
| 616 | + */
|
||
| 617 | +#if !defined(STM32_QEI_USE_TIM4) || defined(__DOXYGEN__)
|
||
| 618 | eedb8e58 | Thomas Schöpping | +#define STM32_QEI_USE_TIM4 FALSE
|
| 619 | 20a4e01c | Marc Rothmann | +#endif
|
| 620 | +
|
||
| 621 | +/**
|
||
| 622 | + * @brief QEID5 driver enable switch.
|
||
| 623 | + * @details If set to @p TRUE the support for QEID5 is included.
|
||
| 624 | + * @note The default is @p TRUE.
|
||
| 625 | + */
|
||
| 626 | +#if !defined(STM32_QEI_USE_TIM5) || defined(__DOXYGEN__)
|
||
| 627 | eedb8e58 | Thomas Schöpping | +#define STM32_QEI_USE_TIM5 FALSE
|
| 628 | 20a4e01c | Marc Rothmann | +#endif
|
| 629 | +
|
||
| 630 | +/**
|
||
| 631 | + * @brief QEID8 driver enable switch.
|
||
| 632 | + * @details If set to @p TRUE the support for QEID8 is included.
|
||
| 633 | + * @note The default is @p TRUE.
|
||
| 634 | + */
|
||
| 635 | +#if !defined(STM32_QEI_USE_TIM8) || defined(__DOXYGEN__)
|
||
| 636 | eedb8e58 | Thomas Schöpping | +#define STM32_QEI_USE_TIM8 FALSE
|
| 637 | 20a4e01c | Marc Rothmann | +#endif
|
| 638 | +/** @} */
|
||
| 639 | +
|
||
| 640 | +/*===========================================================================*/
|
||
| 641 | +/* Derived constants and error checks. */
|
||
| 642 | +/*===========================================================================*/
|
||
| 643 | +
|
||
| 644 | +#if STM32_QEI_USE_TIM1 && !STM32_HAS_TIM1
|
||
| 645 | +#error "TIM1 not present in the selected device"
|
||
| 646 | +#endif
|
||
| 647 | +
|
||
| 648 | +#if STM32_QEI_USE_TIM2 && !STM32_HAS_TIM2
|
||
| 649 | +#error "TIM2 not present in the selected device"
|
||
| 650 | +#endif
|
||
| 651 | +
|
||
| 652 | +#if STM32_QEI_USE_TIM3 && !STM32_HAS_TIM3
|
||
| 653 | +#error "TIM3 not present in the selected device"
|
||
| 654 | +#endif
|
||
| 655 | +
|
||
| 656 | +#if STM32_QEI_USE_TIM4 && !STM32_HAS_TIM4
|
||
| 657 | +#error "TIM4 not present in the selected device"
|
||
| 658 | +#endif
|
||
| 659 | +
|
||
| 660 | +#if STM32_QEI_USE_TIM5 && !STM32_HAS_TIM5
|
||
| 661 | +#error "TIM5 not present in the selected device"
|
||
| 662 | +#endif
|
||
| 663 | +
|
||
| 664 | +#if STM32_QEI_USE_TIM8 && !STM32_HAS_TIM8
|
||
| 665 | +#error "TIM8 not present in the selected device"
|
||
| 666 | +#endif
|
||
| 667 | +
|
||
| 668 | +#if !STM32_QEI_USE_TIM1 && !STM32_QEI_USE_TIM2 && \
|
||
| 669 | + !STM32_QEI_USE_TIM3 && !STM32_QEI_USE_TIM4 && \
|
||
| 670 | + !STM32_QEI_USE_TIM5 && !STM32_QEI_USE_TIM8
|
||
| 671 | +#error "QEI driver activated but no TIM peripheral assigned"
|
||
| 672 | +#endif
|
||
| 673 | +
|
||
| 674 | +/*===========================================================================*/
|
||
| 675 | +/* Driver data structures and types. */
|
||
| 676 | +/*===========================================================================*/
|
||
| 677 | +
|
||
| 678 | +/**
|
||
| 679 | + * @brief QEI driver mode.
|
||
| 680 | + */
|
||
| 681 | +typedef enum {
|
||
| 682 | + QEI_COUNT_BOTH = 0,
|
||
| 683 | + QEI_COUNT_CH1 = 1,
|
||
| 684 | + QEI_COUNT_CH2 = 2,
|
||
| 685 | +} qeimode_t;
|
||
| 686 | +
|
||
| 687 | +/**
|
||
| 688 | + * @brief QEI input mode.
|
||
| 689 | + */
|
||
| 690 | +typedef enum {
|
||
| 691 | + QEI_INPUT_NONINVERTED = 0, /**< Input channel noninverted.*/
|
||
| 692 | + QEI_INPUT_INVERTED = 1, /**< Input channel inverted.*/
|
||
| 693 | +} qeiinputmode_t;
|
||
| 694 | +
|
||
| 695 | +/**
|
||
| 696 | + * @brief QEI count type.
|
||
| 697 | + */
|
||
| 698 | +typedef uint32_t qeicnt_t;
|
||
| 699 | +
|
||
| 700 | +/**
|
||
| 701 | + * @brief Driver channel configuration structure.
|
||
| 702 | + */
|
||
| 703 | +typedef struct {
|
||
| 704 | + /**
|
||
| 705 | + * @brief Channel input logic.
|
||
| 706 | + */
|
||
| 707 | + qeiinputmode_t mode;
|
||
| 708 | + /* End of the mandatory fields.*/
|
||
| 709 | +} QEIChannelConfig;
|
||
| 710 | +
|
||
| 711 | +/**
|
||
| 712 | + * @brief Driver configuration structure.
|
||
| 713 | + */
|
||
| 714 | +typedef struct {
|
||
| 715 | + /**
|
||
| 716 | + * @brief Driver mode.
|
||
| 717 | + */
|
||
| 718 | + qeimode_t mode;
|
||
| 719 | + /**
|
||
| 720 | + * @brief Channels configurations.
|
||
| 721 | + */
|
||
| 722 | + QEIChannelConfig channels[QEI_CHANNELS];
|
||
| 723 | + /**
|
||
| 724 | + * @brief Range in pulses.
|
||
| 725 | + */
|
||
| 726 | + qeicnt_t range;
|
||
| 727 | + /* End of the mandatory fields.*/
|
||
| 728 | +} QEIConfig;
|
||
| 729 | +
|
||
| 730 | +/**
|
||
| 731 | + * @brief Structure representing an QEI driver.
|
||
| 732 | + */
|
||
| 733 | +struct QEIDriver {
|
||
| 734 | + /**
|
||
| 735 | + * @brief Driver state.
|
||
| 736 | + */
|
||
| 737 | + qeistate_t state;
|
||
| 738 | + /**
|
||
| 739 | + * @brief Current configuration data.
|
||
| 740 | + */
|
||
| 741 | + const QEIConfig *config;
|
||
| 742 | +#if defined(QEI_DRIVER_EXT_FIELDS)
|
||
| 743 | + QEI_DRIVER_EXT_FIELDS
|
||
| 744 | +#endif
|
||
| 745 | + /* End of the mandatory fields.*/
|
||
| 746 | + /**
|
||
| 747 | + * @brief Pointer to the TIMx registers block.
|
||
| 748 | + */
|
||
| 749 | + stm32_tim_t *tim;
|
||
| 750 | +};
|
||
| 751 | +
|
||
| 752 | +/*===========================================================================*/
|
||
| 753 | +/* Driver macros. */
|
||
| 754 | +/*===========================================================================*/
|
||
| 755 | +
|
||
| 756 | +/**
|
||
| 757 | + * @brief Returns the direction of the last transition.
|
||
| 758 | + * @details The direction is defined as boolean and is
|
||
| 759 | + * calculated at each transition on any input.
|
||
| 760 | + *
|
||
| 761 | + * @param[in] qeip pointer to the @p QEIDriver object
|
||
| 762 | + * @return The request direction.
|
||
| 763 | + * @retval FALSE Position counted up.
|
||
| 764 | + * @retval TRUE Position counted down.
|
||
| 765 | + *
|
||
| 766 | + * @iclass
|
||
| 767 | + */
|
||
| 768 | +#define qei_lld_get_direction(qeip) !!((qeip)->tim->CR1 & TIM_CR1_DIR)
|
||
| 769 | +
|
||
| 770 | +/**
|
||
| 771 | + * @brief Returns the position of the encoder.
|
||
| 772 | + * @details The position is defined as number of pulses since last reset.
|
||
| 773 | + *
|
||
| 774 | + * @param[in] qeip pointer to the @p QEIDriver object
|
||
| 775 | + * @return The number of pulses.
|
||
| 776 | + *
|
||
| 777 | + * @iclass
|
||
| 778 | + */
|
||
| 779 | +#define qei_lld_get_position(qeip) ((qeip)->tim->CNT)
|
||
| 780 | +
|
||
| 781 | +/**
|
||
| 782 | + * @brief Returns the range of the encoder.
|
||
| 783 | + * @details The range is defined as number of maximum pulse count.
|
||
| 784 | + *
|
||
| 785 | + * @param[in] qeip pointer to the @p QEIDriver object
|
||
| 786 | + * @return The number of pulses.
|
||
| 787 | + *
|
||
| 788 | + * @iclass
|
||
| 789 | + */
|
||
| 790 | +#define qei_lld_get_range(qeip) ((qeip)->tim->ARR + 1)
|
||
| 791 | +
|
||
| 792 | +/*===========================================================================*/
|
||
| 793 | +/* External declarations. */
|
||
| 794 | +/*===========================================================================*/
|
||
| 795 | +
|
||
| 796 | +#if STM32_QEI_USE_TIM1 && !defined(__DOXYGEN__)
|
||
| 797 | +extern QEIDriver QEID1;
|
||
| 798 | +#endif
|
||
| 799 | +
|
||
| 800 | +#if STM32_QEI_USE_TIM2 && !defined(__DOXYGEN__)
|
||
| 801 | +extern QEIDriver QEID2;
|
||
| 802 | +#endif
|
||
| 803 | +
|
||
| 804 | +#if STM32_QEI_USE_TIM3 && !defined(__DOXYGEN__)
|
||
| 805 | +extern QEIDriver QEID3;
|
||
| 806 | +#endif
|
||
| 807 | +
|
||
| 808 | +#if STM32_QEI_USE_TIM4 && !defined(__DOXYGEN__)
|
||
| 809 | +extern QEIDriver QEID4;
|
||
| 810 | +#endif
|
||
| 811 | +
|
||
| 812 | +#if STM32_QEI_USE_TIM5 && !defined(__DOXYGEN__)
|
||
| 813 | +extern QEIDriver QEID5;
|
||
| 814 | +#endif
|
||
| 815 | +
|
||
| 816 | +#if STM32_QEI_USE_TIM8 && !defined(__DOXYGEN__)
|
||
| 817 | +extern QEIDriver QEID8;
|
||
| 818 | +#endif
|
||
| 819 | +
|
||
| 820 | +#ifdef __cplusplus
|
||
| 821 | +extern "C" {
|
||
| 822 | +#endif
|
||
| 823 | + void qei_lld_init(void);
|
||
| 824 | + void qei_lld_start(QEIDriver *qeip);
|
||
| 825 | + void qei_lld_stop(QEIDriver *qeip);
|
||
| 826 | + void qei_lld_enable(QEIDriver *qeip);
|
||
| 827 | + void qei_lld_disable(QEIDriver *qeip);
|
||
| 828 | +#ifdef __cplusplus
|
||
| 829 | +}
|
||
| 830 | +#endif
|
||
| 831 | +
|
||
| 832 | +#endif /* HAL_USE_QEI */
|
||
| 833 | +
|
||
| 834 | eedb8e58 | Thomas Schöpping | +#endif /* HAL_QEI_LLD_H */
|
| 835 | 20a4e01c | Marc Rothmann | +
|
| 836 | +/** @} */
|
||
| 837 | diff --git a/os/hal/src/hal_qei.c b/os/hal/src/hal_qei.c
|
||
| 838 | new file mode 100644
|
||
| 839 | eedb8e58 | Thomas Schöpping | index 0000000..00334bb
|
| 840 | 20a4e01c | Marc Rothmann | --- /dev/null
|
| 841 | +++ b/os/hal/src/hal_qei.c
|
||
| 842 | eedb8e58 | Thomas Schöpping | @@ -0,0 +1,152 @@
|
| 843 | 20a4e01c | Marc Rothmann | +/*
|
| 844 | +AMiRo-OS is an operating system designed for the Autonomous Mini Robot (AMiRo) platform.
|
||
| 845 | +Copyright (C) 2016..2018 Thomas Schöpping et al.
|
||
| 846 | +
|
||
| 847 | +This program is free software: you can redistribute it and/or modify
|
||
| 848 | +it under the terms of the GNU General Public License as published by
|
||
| 849 | +the Free Software Foundation, either version 3 of the License, or
|
||
| 850 | +(at your option) any later version.
|
||
| 851 | +
|
||
| 852 | +This program is distributed in the hope that it will be useful,
|
||
| 853 | +but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
| 854 | +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
| 855 | +GNU General Public License for more details.
|
||
| 856 | +
|
||
| 857 | +You should have received a copy of the GNU General Public License
|
||
| 858 | +along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||
| 859 | +*/
|
||
| 860 | +
|
||
| 861 | +/**
|
||
| 862 | + * @file hal_qei.c
|
||
| 863 | + * @brief QEI Driver code.
|
||
| 864 | + *
|
||
| 865 | + * @addtogroup QEI
|
||
| 866 | + * @{
|
||
| 867 | + */
|
||
| 868 | +
|
||
| 869 | +#include "hal.h"
|
||
| 870 | +
|
||
| 871 | eedb8e58 | Thomas Schöpping | +#if (HAL_USE_QEI == TRUE) || defined(__DOXYGEN__)
|
| 872 | 20a4e01c | Marc Rothmann | +
|
| 873 | +/*===========================================================================*/
|
||
| 874 | +/* Driver local definitions. */
|
||
| 875 | +/*===========================================================================*/
|
||
| 876 | +
|
||
| 877 | +/*===========================================================================*/
|
||
| 878 | +/* Driver exported variables. */
|
||
| 879 | +/*===========================================================================*/
|
||
| 880 | +
|
||
| 881 | +/*===========================================================================*/
|
||
| 882 | +/* Driver local variables. */
|
||
| 883 | +/*===========================================================================*/
|
||
| 884 | +
|
||
| 885 | +/*===========================================================================*/
|
||
| 886 | +/* Driver local functions. */
|
||
| 887 | +/*===========================================================================*/
|
||
| 888 | +
|
||
| 889 | +/*===========================================================================*/
|
||
| 890 | +/* Driver exported functions. */
|
||
| 891 | +/*===========================================================================*/
|
||
| 892 | +
|
||
| 893 | +/**
|
||
| 894 | + * @brief QEI Driver initialization.
|
||
| 895 | + * @note This function is implicitly invoked by @p halInit(), there is
|
||
| 896 | + * no need to explicitly initialize the driver.
|
||
| 897 | + *
|
||
| 898 | + * @init
|
||
| 899 | + */
|
||
| 900 | +void qeiInit(void) {
|
||
| 901 | +
|
||
| 902 | + qei_lld_init();
|
||
| 903 | +}
|
||
| 904 | +
|
||
| 905 | +/**
|
||
| 906 | + * @brief Initializes the standard part of a @p QEIDriver structure.
|
||
| 907 | + *
|
||
| 908 | + * @param[out] qeip pointer to the @p QEIDriver object
|
||
| 909 | + *
|
||
| 910 | + * @init
|
||
| 911 | + */
|
||
| 912 | +void qeiObjectInit(QEIDriver *qeip) {
|
||
| 913 | +
|
||
| 914 | + qeip->state = QEI_STOP;
|
||
| 915 | + qeip->config = NULL;
|
||
| 916 | +}
|
||
| 917 | +
|
||
| 918 | +/**
|
||
| 919 | + * @brief Configures and activates the QEI peripheral.
|
||
| 920 | + *
|
||
| 921 | + * @param[in] qeip pointer to the @p QEIDriver object
|
||
| 922 | + * @param[in] config pointer to the @p QEIConfig object
|
||
| 923 | + *
|
||
| 924 | + * @api
|
||
| 925 | + */
|
||
| 926 | +void qeiStart(QEIDriver *qeip, const QEIConfig *config) {
|
||
| 927 | +
|
||
| 928 | eedb8e58 | Thomas Schöpping | + osalDbgCheck((qeip != NULL) && (config != NULL));
|
| 929 | 20a4e01c | Marc Rothmann | +
|
| 930 | eedb8e58 | Thomas Schöpping | + osalSysLock();
|
| 931 | + osalDbgAssert((qeip->state == QEI_STOP) || (qeip->state == QEI_READY), "invalid state");
|
||
| 932 | 20a4e01c | Marc Rothmann | + qeip->config = config;
|
| 933 | + qei_lld_start(qeip);
|
||
| 934 | + qeip->state = QEI_READY;
|
||
| 935 | eedb8e58 | Thomas Schöpping | + osalSysUnlock();
|
| 936 | 20a4e01c | Marc Rothmann | +}
|
| 937 | +
|
||
| 938 | +/**
|
||
| 939 | + * @brief Deactivates the QEI peripheral.
|
||
| 940 | + *
|
||
| 941 | + * @param[in] qeip pointer to the @p QEIDriver object
|
||
| 942 | + *
|
||
| 943 | + * @api
|
||
| 944 | + */
|
||
| 945 | +void qeiStop(QEIDriver *qeip) {
|
||
| 946 | +
|
||
| 947 | eedb8e58 | Thomas Schöpping | + osalDbgCheck(qeip != NULL);
|
| 948 | 20a4e01c | Marc Rothmann | +
|
| 949 | eedb8e58 | Thomas Schöpping | + osalSysLock();
|
| 950 | + osalDbgAssert((qeip->state == QEI_STOP) || (qeip->state == QEI_READY), "invalid state");
|
||
| 951 | 20a4e01c | Marc Rothmann | + qei_lld_stop(qeip);
|
| 952 | + qeip->state = QEI_STOP;
|
||
| 953 | eedb8e58 | Thomas Schöpping | + osalSysUnlock();
|
| 954 | 20a4e01c | Marc Rothmann | +}
|
| 955 | +
|
||
| 956 | +/**
|
||
| 957 | + * @brief Enables the quadrature encoder.
|
||
| 958 | + *
|
||
| 959 | + * @param[in] qeip pointer to the @p QEIDriver object
|
||
| 960 | + *
|
||
| 961 | + * @api
|
||
| 962 | + */
|
||
| 963 | +void qeiEnable(QEIDriver *qeip) {
|
||
| 964 | +
|
||
| 965 | eedb8e58 | Thomas Schöpping | + osalDbgCheck(qeip != NULL);
|
| 966 | 20a4e01c | Marc Rothmann | +
|
| 967 | eedb8e58 | Thomas Schöpping | + osalSysLock();
|
| 968 | + osalDbgAssert(qeip->state == QEI_READY, "invalid state");
|
||
| 969 | 20a4e01c | Marc Rothmann | + qei_lld_enable(qeip);
|
| 970 | + qeip->state = QEI_ACTIVE;
|
||
| 971 | eedb8e58 | Thomas Schöpping | + osalSysUnlock();
|
| 972 | 20a4e01c | Marc Rothmann | +}
|
| 973 | +
|
||
| 974 | +/**
|
||
| 975 | + * @brief Disables the quadrature encoder.
|
||
| 976 | + *
|
||
| 977 | + * @param[in] qeip pointer to the @p QEIDriver object
|
||
| 978 | + *
|
||
| 979 | + * @api
|
||
| 980 | + */
|
||
| 981 | +void qeiDisable(QEIDriver *qeip) {
|
||
| 982 | +
|
||
| 983 | eedb8e58 | Thomas Schöpping | + osalDbgCheck(qeip != NULL);
|
| 984 | 20a4e01c | Marc Rothmann | +
|
| 985 | eedb8e58 | Thomas Schöpping | + osalSysLock();
|
| 986 | + osalDbgAssert((qeip->state == QEI_READY) || (qeip->state == QEI_ACTIVE), "invalid state");
|
||
| 987 | 20a4e01c | Marc Rothmann | + qei_lld_disable(qeip);
|
| 988 | + qeip->state = QEI_READY;
|
||
| 989 | eedb8e58 | Thomas Schöpping | + osalSysUnlock();
|
| 990 | 20a4e01c | Marc Rothmann | +}
|
| 991 | +
|
||
| 992 | +#endif /* HAL_USE_QEI */
|
||
| 993 | +
|
||
| 994 | +/** @} */ |