amiro-os / unittests / periphery-lld / src / ut_alld_TLC5947_v1.c @ 9487b4cd
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| 1 | e545e620 | Thomas Schöpping | /*
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| 2 | AMiRo-OS is an operating system designed for the Autonomous Mini Robot (AMiRo) platform.
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| 3 | 84f0ce9e | Thomas Schöpping | Copyright (C) 2016..2019 Thomas Schöpping et al.
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| 4 | e545e620 | Thomas Schöpping | |
| 5 | This program is free software: you can redistribute it and/or modify
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| 6 | it under the terms of the GNU General Public License as published by
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| 7 | 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 | GNU General Public License for more details.
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| 14 | |||
| 15 | You should have received a copy of the GNU General Public License
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| 16 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 17 | */
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| 18 | |||
| 19 | ddf34c3d | Thomas Schöpping | #include <amiroos.h> |
| 20 | e545e620 | Thomas Schöpping | |
| 21 | ddf34c3d | Thomas Schöpping | #if ((AMIROOS_CFG_TESTS_ENABLE == true) && defined(AMIROLLD_CFG_TLC5947) && (AMIROLLD_CFG_TLC5947 == 1)) || defined(__DOXYGEN__) |
| 22 | e545e620 | Thomas Schöpping | |
| 23 | ddf34c3d | Thomas Schöpping | #include <ut_alld_TLC5947_v1.h> |
| 24 | e545e620 | Thomas Schöpping | #include <string.h> |
| 25 | 3940ba8a | Thomas Schöpping | |
| 26 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
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| 27 | /* LOCAL DEFINITIONS */
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| 28 | /******************************************************************************/
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| 29 | |||
| 30 | /******************************************************************************/
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| 31 | /* EXPORTED VARIABLES */
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| 32 | /******************************************************************************/
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| 33 | |||
| 34 | /******************************************************************************/
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| 35 | /* LOCAL TYPES */
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| 36 | /******************************************************************************/
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| 37 | |||
| 38 | /******************************************************************************/
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| 39 | /* LOCAL VARIABLES */
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| 40 | /******************************************************************************/
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| 41 | |||
| 42 | /******************************************************************************/
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| 43 | /* LOCAL FUNCTIONS */
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| 44 | /******************************************************************************/
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| 45 | |||
| 46 | /******************************************************************************/
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| 47 | /* EXPORTED FUNCTIONS */
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| 48 | /******************************************************************************/
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| 49 | e545e620 | Thomas Schöpping | |
| 50 | /**
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| 51 | * @brief TLC9547 unit test function
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| 52 | *
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| 53 | * @param[in] stream Stream for input/output.
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| 54 | * @param[in] ut Unit test object.
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| 55 | *
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| 56 | * @return Unit test result value.
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| 57 | */
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| 58 | aos_utresult_t utAlldTlc5947Func(BaseSequentialStream *stream, aos_unittest_t *ut) |
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| 59 | {
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| 60 | aosDbgCheck(ut->data != NULL);
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| 61 | |||
| 62 | // local variables
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| 63 | aos_utresult_t result = {0, 0};
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| 64 | uint32_t status = 0;
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| 65 | tlc5947_lld_blank_t blank; |
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| 66 | tlc5947_lld_buffer_t buffer; |
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| 67 | |||
| 68 | chprintf(stream, "reading blank pin...\n");
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| 69 | status = tlc5947_lld_getBlank((TLC5947Driver*)ut->data, &blank); |
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| 70 | if (status == APAL_STATUS_OK) {
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| 71 | aosUtPassedMsg(stream, &result, "blank is %s\n", (blank == TLC5947_LLD_BLANK_ENABLE) ? "enabled" : "disabled"); |
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| 72 | } else {
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| 73 | aosUtFailedMsg(stream, &result, "0x%08X\n", status);
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| 74 | } |
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| 75 | |||
| 76 | // enabling/disabling blank pin
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| 77 | for (uint8_t i = 0; i < 2; ++i) { |
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| 78 | blank = (blank == TLC5947_LLD_BLANK_ENABLE) ? TLC5947_LLD_BLANK_DISABLE : TLC5947_LLD_BLANK_ENABLE; |
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| 79 | tlc5947_lld_blank_t blank_after = (blank == TLC5947_LLD_BLANK_ENABLE) ? TLC5947_LLD_BLANK_DISABLE : TLC5947_LLD_BLANK_ENABLE; |
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| 80 | chprintf(stream, "%s blank pin...\n", (blank == TLC5947_LLD_BLANK_ENABLE) ? "enabling" : "disabling"); |
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| 81 | status = tlc5947_lld_setBlank((TLC5947Driver*)ut->data, blank); |
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| 82 | status |= tlc5947_lld_getBlank((TLC5947Driver*)ut->data, &blank_after); |
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| 83 | if (status == APAL_STATUS_OK && blank_after == blank) {
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| 84 | aosUtPassed(stream, &result); |
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| 85 | } else {
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| 86 | aosUtFailedMsg(stream, &result, "0x%08X\n", status);
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| 87 | } |
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| 88 | } |
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| 89 | |||
| 90 | chprintf(stream, "setting all black and dimming white...\n");
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| 91 | status = tlc5947_lld_setBlank((TLC5947Driver*)ut->data, TLC5947_LLD_BLANK_ENABLE); |
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| 92 | memset(buffer.data, 0, TLC5947_LLD_BUFFER_SIZE);
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| 93 | status |= tlc5947_lld_write((TLC5947Driver*)ut->data, &buffer); |
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| 94 | status |= tlc5947_lld_update((TLC5947Driver*)ut->data); |
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| 95 | status |= tlc5947_lld_setBlank((TLC5947Driver*)ut->data, TLC5947_LLD_BLANK_DISABLE); |
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| 96 | for (uint8_t bit = 0; bit < TLC5947_LLD_PWM_RESOLUTION_BITS; ++bit) { |
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| 97 | for (uint8_t channel = 0; channel < TLC5947_LLD_NUM_CHANNELS; ++channel) { |
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| 98 | tlc5947_lld_setBuffer(&buffer, channel, (1 << (bit+1)) - 1); |
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| 99 | } |
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| 100 | status |= tlc5947_lld_write((TLC5947Driver*)ut->data, &buffer); |
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| 101 | status |= tlc5947_lld_update((TLC5947Driver*)ut->data); |
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| 102 | aosThdMSleep(100);
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| 103 | } |
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| 104 | if (status == APAL_STATUS_OK) {
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| 105 | aosUtPassed(stream, &result); |
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| 106 | } else {
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| 107 | aosUtFailedMsg(stream, &result, "0x%08X\n", status);
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| 108 | } |
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| 109 | |||
| 110 | chprintf(stream, "NOT dimming black again...\n");
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| 111 | status = APAL_STATUS_OK; |
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| 112 | for (uint8_t bit = TLC5947_LLD_PWM_RESOLUTION_BITS; bit > 0; --bit) { |
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| 113 | for (uint8_t channel = 0; channel < TLC5947_LLD_NUM_CHANNELS; ++channel) { |
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| 114 | tlc5947_lld_setBuffer(&buffer, channel, (1 << bit) - 1); |
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| 115 | } |
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| 116 | status |= tlc5947_lld_setBlank((TLC5947Driver*)ut->data, TLC5947_LLD_BLANK_ENABLE); |
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| 117 | status |= tlc5947_lld_write((TLC5947Driver*)ut->data, &buffer); |
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| 118 | status |= tlc5947_lld_setBlank((TLC5947Driver*)ut->data, TLC5947_LLD_BLANK_ENABLE); |
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| 119 | // Grayscale data is not updated this time (tlc5947_lld_update() not called).
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| 120 | // TODO: For some reason the PWMs are updated nevertheless.
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| 121 | aosThdMSleep(100);
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| 122 | } |
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| 123 | status |= tlc5947_lld_setBlank((TLC5947Driver*)ut->data, TLC5947_LLD_BLANK_ENABLE); |
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| 124 | if (status == APAL_STATUS_OK) {
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| 125 | aosUtPassed(stream, &result); |
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| 126 | } else {
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| 127 | aosUtFailedMsg(stream, &result, "0x%08X\n", status);
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| 128 | } |
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| 129 | |||
| 130 | chprintf(stream, "setting each channel incrementally...\n");
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| 131 | status = APAL_STATUS_OK; |
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| 132 | memset(buffer.data, 0, TLC5947_LLD_BUFFER_SIZE);
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| 133 | status |= tlc5947_lld_write((TLC5947Driver*)ut->data, &buffer); |
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| 134 | status |= tlc5947_lld_update((TLC5947Driver*)ut->data); |
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| 135 | status |= tlc5947_lld_setBlank((TLC5947Driver*)ut->data, TLC5947_LLD_BLANK_DISABLE); |
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| 136 | for (uint8_t channel = 0; channel < TLC5947_LLD_NUM_CHANNELS; ++channel) { |
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| 137 | uint16_t value = 0x0000u;
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| 138 | for (uint8_t byte = 0; byte < 3; ++byte) { |
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| 139 | switch (byte) {
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| 140 | case 0: |
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| 141 | value |= 0x00Fu;
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| 142 | break;
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| 143 | case 1: |
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| 144 | value |= 0x0F0u;
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| 145 | break;
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| 146 | case 2: |
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| 147 | value |= 0xF00u;
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| 148 | break;
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| 149 | } |
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| 150 | tlc5947_lld_setBuffer(&buffer, channel, value); |
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| 151 | status |= tlc5947_lld_write((TLC5947Driver*)ut->data, &buffer); |
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| 152 | status |= tlc5947_lld_update((TLC5947Driver*)ut->data); |
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| 153 | aosThdSleep(1.0f / 3.0f); |
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| 154 | tlc5947_lld_setBuffer(&buffer, channel, 0);
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| 155 | } |
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| 156 | } |
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| 157 | if (status == APAL_STATUS_OK) {
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| 158 | aosUtPassed(stream, &result); |
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| 159 | } else {
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| 160 | aosUtFailedMsg(stream, &result, "0x%08X\n", status);
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| 161 | } |
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| 162 | |||
| 163 | chprintf(stream, "setting one color after another...\n");
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| 164 | status = APAL_STATUS_OK; |
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| 165 | for (int8_t color = 0; color < 3; ++color) { |
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| 166 | for (uint8_t channel = color; channel < TLC5947_LLD_NUM_CHANNELS; channel += 3) { |
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| 167 | const uint16_t val = 0xAF5u; // some deterministic value with high entropy |
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| 168 | tlc5947_lld_setBuffer(&buffer, channel, val); |
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| 169 | status |= tlc5947_lld_write((TLC5947Driver*)ut->data, &buffer); |
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| 170 | status |= tlc5947_lld_update((TLC5947Driver*)ut->data); |
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| 171 | status |= (tlc5947_lld_getBuffer(&buffer, channel) != val) ? (1 << 31) : 0; |
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| 172 | if (status != APAL_STATUS_OK) {
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| 173 | break;
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| 174 | } else {
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| 175 | aosThdSleep(1.0f / 8.0f); |
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| 176 | } |
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| 177 | } |
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| 178 | for (uint8_t channel = 0; channel < TLC5947_LLD_NUM_CHANNELS; ++channel) { |
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| 179 | tlc5947_lld_setBuffer(&buffer, channel, 0);
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| 180 | } |
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| 181 | } |
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| 182 | if (status == APAL_STATUS_OK) {
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| 183 | aosUtPassed(stream, &result); |
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| 184 | } else {
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| 185 | aosUtFailedMsg(stream, &result, "0x%08X\n", status);
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| 186 | } |
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| 187 | |||
| 188 | // turn LEDs off
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| 189 | tlc5947_lld_setBlank((TLC5947Driver*)ut->data, TLC5947_LLD_BLANK_ENABLE); |
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| 190 | memset(buffer.data, 0, TLC5947_LLD_BUFFER_SIZE);
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| 191 | tlc5947_lld_write((TLC5947Driver*)ut->data, &buffer); |
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| 192 | tlc5947_lld_update((TLC5947Driver*)ut->data); |
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| 193 | |||
| 194 | aosUtInfoMsg(stream, "driver object memory footprint: %u bytes\n", sizeof(TLC5947Driver)); |
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| 195 | |||
| 196 | return result;
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| 197 | } |
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| 198 | |||
| 199 | ddf34c3d | Thomas Schöpping | #endif /* (AMIROOS_CFG_TESTS_ENABLE == true) && defined(AMIROLLD_CFG_TLC5947) && (AMIROLLD_CFG_TLC5947 == 1) */ |