amiro-os / unittests / periphery-lld / src / ut_alld_TLC5947_v1.c @ a193bcf1
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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 | 2a4dbf93 | Thomas Schöpping | #include <ut_alld_TLC5947_v1.h> |
21 | e545e620 | Thomas Schöpping | |
22 | ddf34c3d | Thomas Schöpping | #if ((AMIROOS_CFG_TESTS_ENABLE == true) && defined(AMIROLLD_CFG_TLC5947) && (AMIROLLD_CFG_TLC5947 == 1)) || defined(__DOXYGEN__) |
23 | e545e620 | Thomas Schöpping | |
24 | #include <string.h> |
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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 | 3106e8cc | Thomas Schöpping | if (status == APAL_STATUS_OK || status == APAL_STATUS_WARNING) {
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105 | e545e620 | Thomas Schöpping | aosUtPassed(stream, &result); |
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 | 3106e8cc | Thomas Schöpping | if (status == APAL_STATUS_OK || status == APAL_STATUS_WARNING) {
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125 | e545e620 | Thomas Schöpping | aosUtPassed(stream, &result); |
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 | 3106e8cc | Thomas Schöpping | if (status == APAL_STATUS_OK || status == APAL_STATUS_WARNING) {
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158 | e545e620 | Thomas Schöpping | aosUtPassed(stream, &result); |
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 | 3106e8cc | Thomas Schöpping | if (status == APAL_STATUS_OK || status == APAL_STATUS_WARNING) {
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183 | e545e620 | Thomas Schöpping | aosUtPassed(stream, &result); |
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) */ |