GPIO脚配置 //#define TFT_RST -1 // Set TFT_RST to -1 if the display RESET is connected to NodeMCU RST or 3.3V// ### EDIT THE PIN NUMBERS IN THE LINES FOLLOWING TO SUIT YOUR ESP32 SETUP ###// For ESP32 Dev board (only tested with ILI9341 display)// The hardware SPI can b...
37款传感器与执行器的提法,在网络上广泛流传,其实Arduino能够兼容的传感器模块肯定是不止这37种的。鉴于本人手头积累了一些传感器和执行器模块,依照实践出真知(一定要动手做)的理念,以学习和交流为目的,这里准备逐一动手尝试系列实验,不管成功(程序走通)与否,都会记录下来—小小的进步或是搞不掂的问题,希望能够抛砖引...
Reduce build size by implementing flash string overloads for String (#8106) Libraries - FS Update to LittleFS 2.5.1 (#8543, #8786) Fix File::readString to work with binary data (#8742) Add FSTools with examples of how to convert between SPIFFS and LITTLEFS. (#7696) Correctly using fs:...
问在Arduino IDE中将255以上的"String“转换为确切的"Integer”或"Long“类型ENstr := “123” // ...
String strPayload = String((char*)payload); // convert to string Serial.print("strPayload = "); Serial.println(strPayload); //can use this if using longer southbound topics Serial.print("Message arrived ["); Serial.print(topic);
//得到接口名字 //将端口列表添加到comboBox this.comboBox2.Items.AddRange(ports); ///设置波特率 serialPort1.BaudRate = Convert.ToInt32(comboBox1.Text); } catch (Exception ex) { } } protected override bool ProcessCmdKey(ref Message msg, Keys keyData) { ...
esp_sleep_enable_timer_wakeup(transmissionInterval * 1000000); // Convert seconds to microseconds } /* 循环函数 */ void loop() { if (transmissionCount < maxTransmissions) { if (!client.connected()) { reconnect(); } client.loop(); ...
ENhttp请求的get/post并不是难事，只是silverlight中一切皆是异步，所以代码看起来就显得有些冗长了，...
Serial.println("Waiting a client connection to notify..."); } void loop() { if (deviceConnected) { // Fabricate some arbitrary junk for now...txValue = analogRead(readPin)/ 3.456; //Thiscould be an actual sensor reading!// Let's convert the value to a char array:chartxString[8];...
Failed to compile lvgl v8.3.6 examples in Arduino IDE#4180 Perform all steps below and tick them with [x] Describe the bug Compiling returns this error:Compilation error: cannot convert 'lv_disp_t* {aka _lv_disp_t*}' to 'lv_disp_drv_t* {aka _lv_disp_drv_t*}' for argument '1...