mirror of
https://github.com/espressif/esp-idf.git
synced 2025-10-31 13:09:38 +00:00
88 lines
2.6 KiB
C
88 lines
2.6 KiB
C
/*
|
|
* Sigamadelta Test:
|
|
* 1. basic configuration test
|
|
* 2. pin, duty, prescale test
|
|
*/
|
|
#include "unity.h"
|
|
#include "test_utils.h"
|
|
#include "freertos/FreeRTOS.h"
|
|
#include "freertos/task.h"
|
|
#include "driver/sigmadelta.h"
|
|
|
|
TEST_CASE("SigmaDelta config test", "[sigma_delta]")
|
|
{
|
|
sigmadelta_config_t sigmadelta_cfg = {
|
|
.channel = SIGMADELTA_CHANNEL_0,
|
|
.sigmadelta_prescale = 80,
|
|
.sigmadelta_duty = 45,
|
|
.sigmadelta_gpio = 4,
|
|
};
|
|
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
|
|
|
|
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_1;
|
|
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
|
|
|
|
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_2;
|
|
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
|
|
|
|
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_3;
|
|
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
|
|
|
|
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_4;
|
|
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
|
|
|
|
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_5;
|
|
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
|
|
|
|
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_6;
|
|
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
|
|
|
|
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_7;
|
|
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
|
|
|
|
//ERROR PARAM
|
|
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_MAX;
|
|
TEST_ASSERT(sigmadelta_config(&sigmadelta_cfg) == ESP_ERR_INVALID_ARG);
|
|
|
|
}
|
|
|
|
// connect GPIO4 with LED positive pin, and the GND pin connect LED negative pin
|
|
// logic analyzer help also to see the wave form(more standard and accurate)
|
|
// can't test it in CI, ignore
|
|
TEST_CASE("SigmaDelta pin, duty, prescale set", "[sigma_delta][ignore]")
|
|
{
|
|
sigmadelta_config_t sigmadelta_cfg = {
|
|
.channel = SIGMADELTA_CHANNEL_0,
|
|
.sigmadelta_prescale = 80,
|
|
.sigmadelta_duty = 0,
|
|
.sigmadelta_gpio = 4,
|
|
};
|
|
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
|
|
|
|
int8_t duty = 0;
|
|
int inc = 1;
|
|
for(int i=0; i<1000; i++) {
|
|
sigmadelta_set_duty(SIGMADELTA_CHANNEL_0, duty);
|
|
vTaskDelay(10 / portTICK_PERIOD_MS);
|
|
|
|
duty += inc;
|
|
if (duty == 127 || duty == -127) {
|
|
inc = (-1) * inc;
|
|
}
|
|
}
|
|
|
|
TEST_ESP_OK(sigmadelta_set_prescale(SIGMADELTA_CHANNEL_0, 200));
|
|
for(int i=0; i<1000; i++) {
|
|
sigmadelta_set_duty(SIGMADELTA_CHANNEL_0, duty);
|
|
vTaskDelay(10 / portTICK_PERIOD_MS);
|
|
|
|
duty += inc;
|
|
if (duty == 127 || duty == -127) {
|
|
inc = (-1) * inc;
|
|
}
|
|
}
|
|
|
|
TEST_ESP_OK(sigmadelta_set_pin(SIGMADELTA_CHANNEL_0, 5));
|
|
vTaskDelay(3000 / portTICK_PERIOD_MS);
|
|
}
|