ESP32 Forum

Posted: **Mon Oct 14, 2024 12:53 pm**

Code: [Select all] [Expand/Collapse]

#include "esp_log.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "esp_spi_flash.h"
#include "esp_partition.h"
#include <driver/uart.h>
#include <driver/gpio.h>
 
#define PARTITION_NAME "MCU_OTA"
#define uart_num UART_NUM_2
 
#define stm_boot_pin 13
#define stm_reset_pin 12
 
void app_main()
{
 
    // gpio_reset_pin(stm_boot_pin);
    // gpio_reset_pin(stm_reset_pin);
    gpio_config_t app_gpio_config = {
        .mode = GPIO_MODE_OUTPUT,            // 输出模式
        .pin_bit_mask = (1ULL << stm_boot_pin), // 配置引脚 st en
        .pull_up_en = GPIO_PULLUP_DISABLE,       // 不使能上拉
        .pull_down_en = GPIO_PULLDOWN_DISABLE,  // 不使能下拉
        .intr_type = GPIO_INTR_DISABLE          // 不使能引脚中断
    };
    esp_err_t errs = gpio_config(&app_gpio_config);
    ESP_LOGI("MCU_OTA", "gpio_config : %d", errs);
    errs = gpio_set_level(stm_boot_pin, 0);
    ESP_LOGI("MCU_OTA", "gpio_set_level : %d", errs);
 
    // gpio_set_direction(stm_boot_pin, GPIO_MODE_OUTPUT);
 
    gpio_config_t app_gpio_config2 = {
        .mode = GPIO_MODE_OUTPUT,             // 输出模式
        .pin_bit_mask = (1ULL << stm_reset_pin), // 配置引脚
        .pull_up_en = GPIO_PULLUP_DISABLE,       // 不使能上拉
        .pull_down_en = GPIO_PULLDOWN_DISABLE,    // 不使能下拉
        .intr_type = GPIO_INTR_DISABLE           // 不使能引脚中断
    };
    errs = gpio_config(&app_gpio_config2);
    ESP_LOGI("MCU_OTA", "gpio_config : %d", errs);
    errs = gpio_set_level(stm_reset_pin, 1); 
    ESP_LOGI("MCU_OTA", "gpio_set_level : %d", errs);
 
    vTaskDelay(1000 / portTICK_PERIOD_MS);
    ESP_LOGI("MCU_OTA", "stm_boot_pin : %d", gpio_get_level(stm_boot_pin));
    ESP_LOGI("MCU_OTA", "stm_reset_pin : %d", gpio_get_level(stm_reset_pin));
}
 

ESP32 Forum

GPIO配置完之后调用gpio_set_level()没有生效

GPIO配置完之后调用gpio_set_level()没有生效