esp32 freertos ring oscillator benchmark
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#include <stdio.h> | |
#include "freertos/FreeRTOS.h" | |
#include "freertos/task.h" | |
#include "esp_system.h" | |
#include "nvs_flash.h" | |
#include "driver/gpio.h" | |
#include "sdkconfig.h" | |
#define IN_GPIO 13 | |
#define OUT_GPIO 14 | |
void ring_oscillator(void *pvParameter) | |
{ | |
gpio_pad_select_gpio(IN_GPIO); | |
gpio_pad_select_gpio(OUT_GPIO); | |
gpio_set_direction(IN_GPIO, GPIO_MODE_INPUT); | |
gpio_set_direction(OUT_GPIO, GPIO_MODE_OUTPUT); | |
while(1) { | |
gpio_set_level(OUT_GPIO, 1-gpio_get_level(IN_GPIO)); | |
} | |
} | |
void app_main() | |
{ | |
nvs_flash_init(); | |
xTaskCreate(&ring_oscillator, "ring_oscillator", 512, NULL, 5, NULL); | |
} |
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