AI代码解释 #include<stdio.h>#include"freertos/FreeRTOS.h"#include"freertos/task.h"#include"esp_system.h"#include"esp_spi_flash.h"#include"driver/gpio.h"voidapp_main(){//esp_err_t gpio_set_direction(gpio_num_t gpio_num, gpio_mode_t mode)if(ESP_OK==gpio_set_direction(GPIO_NUM_35...
1) 带有控制信号和事件中断的脉冲计数器示例:[peripherals/pcnt/pulse_count_event](https://github.com/espressif/esp-idf/tree/v4.4.2/examples/peripherals/pcnt/pulse_count_event). 2) 头文件:\#include "driver/pcnt.h" 3) readme: GPIO4(ledc)产生1hz的脉冲,GPIO1 8作为输入脚进行计数;GPIO5为控制...
学会操作GPIO 硬件环境 ESP32-ttgo开发板 软件环境 vscode vscode插件platformIO IDE 先来几张靓照,type-c接口,有电池充电供电电路,用户按键,还是非常小巧的: 1、官方规格说明 更多介绍: https://www.jmaker.com.tw/products/ttgo-t-display 2、引脚分配 3、开发环境搭建 开发环境真可谓是多种多样,windows,mac,...
// if (check_valid_data(p)) { // vout = (p->type2.data * 2500.00)/4095.00; // printf("ADC%d_CH%d: %x voltage is %fmv\n", p->type2.unit+1, p->type2.channel, p->type2.data,vout); // } else { // printf("Invalid data [%d_%d_%x]\n", p->type2.unit+1, p->ty...
BME280 humidity/temperature/pressure sensor Adafruit BME280 Arduino library BME280 driver Reading values from a BME280 via ESP-IDF's I²C master driver ESP32 MicroPython BME280 MQTT sample Cameras Igrr's ESP32-Cam-Demo (using OV7725) Should work with other OV7xxx series cameras. Also, ...
Initialize the LVGL display buffer draw_buf and display driver disp_drv, set the display resolution, refresh callback function, etc., and register the display driver with LVGL Initialize the input device driver indev_drv, set it to the pointer type and specify the touch read callback function...
#include "driver/gpio.h" #define TIMES 256 // static void continuous_adc_init(uint16_t adc1_chan_mask, uint16_t adc2_chan_mask, adc_channel_t *channel, uint8_t channel_num) // { // esp_err_t ret = ESP_OK; // assert(ret == ESP_OK); ...
定义了1个应用程序分区(Type字段值为app), flash 的 0x10000 (64 KB) 偏移地址处存放一个name为 “factory” 的二进制应用程序, 启动加载器将默认加载这个应用程序. 再来看 “Factory app, two OTA definitions” 分区表的内容: #ESP-IDFPartition Table ...
my_button.c文件中的内容是参考示例工程中drv_button.c文件: 我把简单拷贝修改的源码放一下: #include<string.h>#include"esp_log.h"#include"iot_button.h"#include"driver/gpio.h"#include"button_gpio.h"#include"esp_log.h"staticconstchar* TAG ="my_button";#defineIO_SWITCH_BUTTON 7staticvoidbu...
.stop_bits = UART_STOP_BITS_1, // 停止位 .flow_ctrl = UART_HW_FLOWCTRL_RTS, // 硬件流控 .rx_flow_ctrl_thresh = 122, // 接收缓冲区阈值 .source_clk = UART_SCLK_DEFAULT, // 时钟源 }; // 安装UART驱动程序并获取队列 uart_driver_install(UART_NUM_0, 4096, 8192,...