buffer_size: int = 1024): """ socket udp 服务端 :param server_ip: 服务器的地址, 默认为0.0.0.0, 表示允许所有 :param server_port: 服务器udp server接收信息的端口, 默认9000 :param buffer_size: 套接字缓冲区大小, 默认1024 :return: none """ udp_socket = socket.socket...
voidsenderTask(void* parameter){intitem =0;for(;;) {xQueueSend(queue, &item, portMAX_DELAY);item++;}} voidreceiverTask(void* parameter){intitem;for(;;) {xQueueReceive(queue, &item, portMAX_DELAY);Serial.println(item);}} voidsetup(){que...
cv2.imshow('server_frame', r_img) if cv2.waitKey(1) & 0xFF == ord('q'): break t1 = t2 # print("接收到的数据包大小:" + str(len(temp_data))) # 显示该张照片数据大小 temp_data = b'' # 清空数据 便于下一章照片使用 server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)...
server_port))print('服务端开始运行...\n')whileTrue:receive_data,sender_info=udp_socket.recvfro...
1.將ESP32作為Modbus RTU Master,工業量測錶頭(gauge)Modbus RTU Slave,藉由serial port使ESP32與gauge請求資料,為建立BS(Browser/Server)系統的前期調適作業。 2.代碼下載網址 : https://reurl.cc/zlVQW0 #Modbus #esp32 #mcu #arduino #arduinoproject #PHP #SQL #IOT #datavisualization #database #...
Hello, this is my first post here. I am looking for ideas and general direction. I have ESP32s networked with ESP-NOW. The ESP32 send and receive data from a central hub. This central hub is connected to a server computer via USB. The computer sees the ESP32 connection as a serial ...
(address optional for master)Serial.begin(9600);// start serial for output}voidloop(){ Wire.requestFrom(2,6);// request 6 bytes from slave device #2while(Wire.available())// slave may send less than requested{charc = Wire.read();// receive a byte as characterSerial.print(c);// ...
The ESP32 send and receive data from a central hub. This central hub is connected to a server computer via USB. The computer sees the ESP32 connection as a serial port. The computer is running Windows 10 or 11 with a website hosted by IIS. I would like to be able to browse to a...
x-www-form-urlencoded:就是 application/x-www-from-urlencoded,会将表单内的数据转换为键值对 raw: 可以通过 raw 进行传输 txt,json xml,html 的数据 form-data:对应于 Content-Type 的 multipart/form-data 类型,既可以发送键值对也可以进行文件参数传递。
static esp_err_t ota_html_get_handler(httpd_req_t* req) { char filepath[FILE_PATH_MAX]; rest_server_context_t* rest_context = (rest_server_context_t*) req->user_ctx; // return index html file strlcpy(filepath, rest_context->base_path, sizeof(filepath)); strlcat(filepath, "/ot...