mirror of
https://github.com/espressif/esp-idf.git
synced 2025-10-31 13:09:38 +00:00
116 lines
4.0 KiB
C
116 lines
4.0 KiB
C
/*
|
|
Tests for the adc2 device driver
|
|
*/
|
|
#include "esp_system.h"
|
|
#include "driver/adc.h"
|
|
#include "driver/dac.h"
|
|
#include "unity.h"
|
|
#include "esp_system.h"
|
|
#include "esp_event_loop.h"
|
|
#include "esp_wifi.h"
|
|
#include "esp_log.h"
|
|
#include "nvs_flash.h"
|
|
|
|
static const char* TAG = "test_adc2";
|
|
|
|
#define DEFAULT_SSID "TEST_SSID"
|
|
#define DEFAULT_PWD "TEST_PASS"
|
|
|
|
static esp_err_t event_handler(void *ctx, system_event_t *event)
|
|
{
|
|
printf("ev_handle_called.\n");
|
|
switch(event->event_id) {
|
|
case SYSTEM_EVENT_STA_START:
|
|
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_START");
|
|
//do not actually connect in test case
|
|
//;
|
|
break;
|
|
case SYSTEM_EVENT_STA_GOT_IP:
|
|
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_GOT_IP");
|
|
ESP_LOGI(TAG, "got ip:%s\n",
|
|
ip4addr_ntoa(&event->event_info.got_ip.ip_info.ip));
|
|
break;
|
|
case SYSTEM_EVENT_STA_DISCONNECTED:
|
|
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_DISCONNECTED");
|
|
TEST_ESP_OK(esp_wifi_connect());
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
|
|
TEST_CASE("adc2 work with wifi","[adc]")
|
|
{
|
|
int read_raw;
|
|
int target_value;
|
|
|
|
//adc and dac init
|
|
TEST_ESP_OK( dac_output_enable( DAC_CHANNEL_1 ));
|
|
TEST_ESP_OK( dac_output_enable( DAC_CHANNEL_2 ));
|
|
TEST_ESP_OK( dac_output_voltage( DAC_CHANNEL_1, 30 ));
|
|
TEST_ESP_OK( dac_output_voltage( DAC_CHANNEL_2, 60 ));
|
|
TEST_ESP_OK( adc2_config_channel_atten( ADC2_CHANNEL_8, ADC_ATTEN_0db ));
|
|
TEST_ESP_OK( adc2_config_channel_atten( ADC2_CHANNEL_9, ADC_ATTEN_0db ));
|
|
|
|
//init wifi
|
|
printf("nvs init\n");
|
|
esp_err_t r = nvs_flash_init();
|
|
if (r == ESP_ERR_NVS_NO_FREE_PAGES) {
|
|
printf("no free pages, erase..\n");
|
|
TEST_ESP_OK(nvs_flash_erase());
|
|
r = nvs_flash_init();
|
|
}
|
|
TEST_ESP_OK( r);
|
|
tcpip_adapter_init();
|
|
TEST_ESP_OK(esp_event_loop_init(event_handler, NULL));
|
|
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
|
|
TEST_ESP_OK(esp_wifi_init(&cfg));
|
|
wifi_config_t wifi_config = {
|
|
.sta = {
|
|
.ssid = DEFAULT_SSID,
|
|
.password = DEFAULT_PWD
|
|
},
|
|
};
|
|
TEST_ESP_OK(esp_wifi_set_mode(WIFI_MODE_STA));
|
|
TEST_ESP_OK(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config));
|
|
|
|
//test read value
|
|
TEST_ESP_OK( adc2_get_raw( ADC2_CHANNEL_8, ADC_WIDTH_12Bit, &read_raw ));
|
|
target_value = 30*4096*3/256; //3 = 3.3/1.1
|
|
printf("dac set: %d, adc read: %d (target_value: %d)\n", 30, read_raw, target_value );
|
|
TEST_ASSERT_INT_WITHIN( 600, target_value, read_raw );
|
|
TEST_ESP_OK( adc2_get_raw( ADC2_CHANNEL_9, ADC_WIDTH_12Bit, &read_raw ));
|
|
target_value = 60*4096*3/256;
|
|
printf("dac set: %d, adc read: %d (target_value: %d)\n", 60, read_raw, target_value );
|
|
TEST_ASSERT_INT_WITHIN( 600, target_value, read_raw );
|
|
|
|
//now start wifi
|
|
printf("wifi start...\n");
|
|
TEST_ESP_OK(esp_wifi_start());
|
|
|
|
//test reading during wifi on
|
|
TEST_ASSERT_EQUAL( adc2_get_raw( ADC2_CHANNEL_8, ADC_WIDTH_12Bit, &read_raw ), ESP_ERR_TIMEOUT );
|
|
TEST_ASSERT_EQUAL( adc2_get_raw( ADC2_CHANNEL_9, ADC_WIDTH_12Bit, &read_raw ), ESP_ERR_TIMEOUT );
|
|
|
|
//wifi stop again
|
|
printf("wifi stop...\n");
|
|
TEST_ESP_OK( esp_wifi_stop() );
|
|
TEST_ESP_OK(esp_wifi_deinit());
|
|
nvs_flash_deinit();
|
|
|
|
//test read value
|
|
TEST_ESP_OK( adc2_get_raw( ADC2_CHANNEL_8, ADC_WIDTH_12Bit, &read_raw ));
|
|
target_value = 30*4096*3/256; //3 = 3.3/1.1
|
|
printf("dac set: %d, adc read: %d (target_value: %d)\n", 30, read_raw, target_value );
|
|
TEST_ASSERT_INT_WITHIN( 600, target_value, read_raw );
|
|
TEST_ESP_OK( adc2_get_raw( ADC2_CHANNEL_9, ADC_WIDTH_12Bit, &read_raw ));
|
|
target_value = 60*4096*3/256;
|
|
printf("dac set: %d, adc read: %d (target_value: %d)\n", 60, read_raw, target_value );
|
|
TEST_ASSERT_INT_WITHIN( 600, target_value, read_raw );
|
|
|
|
printf("test passed...\n");
|
|
|
|
TEST_IGNORE_MESSAGE("this test case is ignored due to the critical memory leak of tcpip_adapter and event_loop.");
|
|
}
|