88 lines
2.6 KiB
C
88 lines
2.6 KiB
C
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/*
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* Sigamadelta Test:
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* 1. basic configuration test
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* 2. pin, duty, prescale test
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*/
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#include "unity.h"
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#include "test_utils.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "driver/sigmadelta.h"
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TEST_CASE("SigmaDelta config test", "[sigma_delta]")
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{
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sigmadelta_config_t sigmadelta_cfg = {
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.channel = SIGMADELTA_CHANNEL_0,
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.sigmadelta_prescale = 80,
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.sigmadelta_duty = 45,
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.sigmadelta_gpio = 4,
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};
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TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
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sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_1;
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TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
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sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_2;
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TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
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sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_3;
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TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
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sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_4;
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TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
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sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_5;
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TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
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sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_6;
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TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
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sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_7;
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TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
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//ERROR PARAM
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sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_MAX;
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TEST_ASSERT(sigmadelta_config(&sigmadelta_cfg) == ESP_ERR_INVALID_ARG);
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}
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// connect GPIO4 with LED positive pin, and the GND pin connect LED negative pin
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// logic analyzer help also to see the wave form(more standard and accurate)
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// can't test it in CI, ignore
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TEST_CASE("SigmaDelta pin, duty, prescale set", "[sigma_delta][ignore]")
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{
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sigmadelta_config_t sigmadelta_cfg = {
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.channel = SIGMADELTA_CHANNEL_0,
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.sigmadelta_prescale = 80,
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.sigmadelta_duty = 0,
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.sigmadelta_gpio = 4,
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};
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TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
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int8_t duty = 0;
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int inc = 1;
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for(int i=0; i<1000; i++) {
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sigmadelta_set_duty(SIGMADELTA_CHANNEL_0, duty);
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vTaskDelay(10 / portTICK_PERIOD_MS);
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duty += inc;
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if (duty == 127 || duty == -127) {
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inc = (-1) * inc;
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}
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}
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TEST_ESP_OK(sigmadelta_set_prescale(SIGMADELTA_CHANNEL_0, 200));
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for(int i=0; i<1000; i++) {
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sigmadelta_set_duty(SIGMADELTA_CHANNEL_0, duty);
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vTaskDelay(10 / portTICK_PERIOD_MS);
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duty += inc;
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if (duty == 127 || duty == -127) {
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inc = (-1) * inc;
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}
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}
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TEST_ESP_OK(sigmadelta_set_pin(SIGMADELTA_CHANNEL_0, 5));
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vTaskDelay(3000 / portTICK_PERIOD_MS);
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}
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