amiro-lld / source / LED / v1 / alld_LED_v1.c @ 7394be9e
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| 1 | d6728c5b | Thomas Schöpping | /*
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| 2 | AMiRo-LLD is a compilation of low-level hardware drivers for the Autonomous Mini Robot (AMiRo) platform.
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| 3 | f125ae07 | Thomas Schöpping | Copyright (C) 2016..2019 Thomas Schöpping et al.
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| 4 | d6728c5b | Thomas Schöpping | |
| 5 | This program is free software: you can redistribute it and/or modify
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| 6 | f0ca400f | Thomas Schöpping | it under the terms of the GNU Lesser General Public License as published by
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| 7 | d6728c5b | Thomas Schöpping | the Free Software Foundation, either version 3 of the License, or
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| 8 | (at your option) any later version.
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| 9 | |||
| 10 | This program is distributed in the hope that it will be useful,
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | f0ca400f | Thomas Schöpping | GNU Lesser General Public License for more details.
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| 14 | d6728c5b | Thomas Schöpping | |
| 15 | f0ca400f | Thomas Schöpping | You should have received a copy of the GNU Lesser General Public License
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| 16 | d6728c5b | Thomas Schöpping | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 17 | */
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| 18 | |||
| 19 | 5e2f673b | Marc Rothmann | /**
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| 20 | 1d5bcc82 | Thomas Schöpping | * @file alld_LED_v1.c
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| 21 | 5e2f673b | Marc Rothmann | * @brief Led function implementations.
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| 22 | *
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| 23 | * @addtogroup lld_led
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| 24 | * @{
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| 25 | */
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| 26 | |||
| 27 | 1d5bcc82 | Thomas Schöpping | #include <alld_LED.h> |
| 28 | d6728c5b | Thomas Schöpping | |
| 29 | 1d5bcc82 | Thomas Schöpping | #if (defined(AMIROLLD_CFG_LED) && (AMIROLLD_CFG_LED == 1)) || defined(__DOXYGEN__) |
| 30 | d6728c5b | Thomas Schöpping | |
| 31 | ef078306 | Thomas Schöpping | /******************************************************************************/
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| 32 | /* LOCAL DEFINITIONS */
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| 33 | /******************************************************************************/
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| 34 | |||
| 35 | /******************************************************************************/
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| 36 | /* EXPORTED VARIABLES */
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| 37 | /******************************************************************************/
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| 38 | |||
| 39 | /******************************************************************************/
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| 40 | /* LOCAL TYPES */
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| 41 | /******************************************************************************/
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| 42 | |||
| 43 | /******************************************************************************/
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| 44 | /* LOCAL VARIABLES */
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| 45 | /******************************************************************************/
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| 46 | |||
| 47 | /******************************************************************************/
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| 48 | /* LOCAL FUNCTIONS */
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| 49 | /******************************************************************************/
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| 50 | |||
| 51 | /******************************************************************************/
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| 52 | /* EXPORTED FUNCTIONS */
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| 53 | /******************************************************************************/
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| 54 | |||
| 55 | d6728c5b | Thomas Schöpping | /**
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| 56 | * @brief Set the LED to a specific state.
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| 57 | * @param[in] ledp The LED driver object.
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| 58 | * @param[in] led_state The state to set the LED to.
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| 59 | * @return An indicator whether the call was successful.
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| 60 | */
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| 61 | 21076167 | Thomas Schöpping | apalExitStatus_t led_lld_set(const LEDDriver* const led, const led_lld_state_t state) |
| 62 | d6728c5b | Thomas Schöpping | {
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| 63 | apalDbgAssert(led != NULL);
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| 64 | |||
| 65 | cf1f756b | Thomas Schöpping | return apalControlGpioSet(led->gpio, (state == LED_LLD_STATE_ON) ? APAL_GPIO_ON : APAL_GPIO_OFF);
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| 66 | d6728c5b | Thomas Schöpping | } |
| 67 | |||
| 68 | /**
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| 69 | * @brief Get the current status of the LED.
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| 70 | * @param[in] ledp The LED driver object.
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| 71 | * @param[out] led_state The state object to fill.
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| 72 | * @return An indicator whether the call was successful.
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| 73 | */
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| 74 | 21076167 | Thomas Schöpping | apalExitStatus_t led_lld_get(const LEDDriver* const led, led_lld_state_t* const state) |
| 75 | d6728c5b | Thomas Schöpping | {
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| 76 | apalDbgAssert(led != NULL);
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| 77 | apalDbgAssert(state != NULL);
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| 78 | |||
| 79 | apalControlGpioState_t gpio_state; |
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| 80 | cf1f756b | Thomas Schöpping | apalExitStatus_t status = apalControlGpioGet(led->gpio, &gpio_state); |
| 81 | d6728c5b | Thomas Schöpping | *state = gpio_state == APAL_GPIO_ON ? LED_LLD_STATE_ON : LED_LLD_STATE_OFF; |
| 82 | return status;
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| 83 | } |
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| 84 | |||
| 85 | /**
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| 86 | * @brief Toggle the LED.
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| 87 | * @param[in] ledp The LED driver object.
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| 88 | * @return An indicator whether the call was successful.
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| 89 | */
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| 90 | 21076167 | Thomas Schöpping | apalExitStatus_t led_lld_toggle(const LEDDriver* const led) |
| 91 | d6728c5b | Thomas Schöpping | {
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| 92 | apalDbgAssert(led != NULL);
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| 93 | |||
| 94 | cf1f756b | Thomas Schöpping | return apalGpioToggle(led->gpio->gpio);
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| 95 | d6728c5b | Thomas Schöpping | } |
| 96 | |||
| 97 | 1d5bcc82 | Thomas Schöpping | #endif /* defined(AMIROLLD_CFG_LED) && (AMIROLLD_CFG_LED == 1) */ |
| 98 | 5e2f673b | Marc Rothmann | |
| 99 | /** @} */ |