access to 11 GPIO pins, and one analog-to-digital converter (ADC) pin with 10 bit resolution. The board has a built-in voltage regulator and you can power up the module using the mini USB socket or the Vin pin.
gpio.write(pin,gpio.LOW)这样管脚插的灯就亮了,也可以直接测试板子上的蓝灯LED4,即GPIO4 终结者默默 人海孤鸿 4 都成功运行了lua代码。上传之后测试效果如下。闪烁灯。LED = 1gpio.mode(LED,gpio.OUTPUT)gpio.write(LED,gpio.HIGH)COUNTER = 0tmr.alarm(0,1000,1,function( )if COUNTER % 2 == 0 ...
HAL_GPIO_WritePin(GPIOA,GPIO_PIN_4,GPIO_PIN_SET); HAL_Delay(Delay); HAL_GPIO_WritePin(GPIOA,GPIO_PIN_4,GPIO_PIN_RESET); HAL_Delay(Delay); } /* 初始化AP模式下TCP客户端 */ void Init_AP_TCPClient(){ ATQUIT;//发送退出透传命令 HAL_Delay(1000); HAL_UART_Receive_DMA(&huart3, (ui...
GPIO_Pin = macESP8266_RST_PIN; GPIO_Init ( macESP8266_RST_PORT, & GPIO_InitStructure ); } 初始化串口 代码语言:javascript 代码运行次数:0 运行 AI代码解释 static void ESP8266_USART_Config ( void ) { GPIO_InitTypeDef GPIO_InitStructure; USART_InitTypeDef USART_InitStructure; /* config USART ...
ESP8266_GPIO_Config(); ESP8266_USART_Config(); ESP8266_RST(SET); ESP8266_CH_PD(SET); } 注意,初始化 STM32 连接到 ESP8266 的串口时,需要将波特率设置为 115200 ,否则数据无法被正常接收。当连接上 ESP8266 后,可以通过后续发送指令修改 ESP8266 的串口波特率。
Pin10:MTDI is an input/output pin labeled as GPIO12 and it is used in SPI as Master-In-Slave-Out pin (SPI_MISO). Pin11:VDDPST is a power pin. It is a digital input/output power supply whose voltages ranges from 1.8V to 3.6V. Similar to pin17. ...
most used ESP8266 development boards. It features 4MB of flash memory, access to 11 GPIO pins, and one analog-to-digital converter (ADC) pin with 10 bit resolution. The board has a built-in voltage regulator and you can power up the module using the mini USB socket or the Vin pin. ...
Configuration for Ai-Thinker Camera # Example configuration entryesp32_camera:external_clock:pin:GPIO0frequency:20MHzi2c_pins:sda:GPIO26scl:GPIO27data_pins:[GPIO5, GPIO18, GPIO19, GPIO21, GPIO36, GPIO39, GPIO34, GPIO35]vsync_pin:GPIO25href_pin:GPIO23pixel_clock_pin:GPIO22power_down_pin...
4)GPIO 根据自己的电路设置引脚,除了几个必要的引脚,有些引脚可以不配置,如:RST可以通过硬件和MCU的RST接到一起,软件配置成-1即可。BL背光也可以硬件直接控制。 还有像ESP8266也可以不自定义SPI的几个引脚,它默认用的就是ESP8266硬件SPI的接口,你的接线保持一致即可。
);PIN_FUNC_SELECT(PERIPHS_IO_MUX_MTCK_U, FUNC_GPIO13);gpio_pin_wakeup_enable(13, GPIO_PIN_...