readDS3231time(&second,&minute,&hour,&dayOfWeek,&dayOfMonth,&month, &year); // send it to the serial monitor Serial.print(hour,DEC); // convert the byte variable to a decimal number when displayed Serial.print("
The Best Arduino Starter Kit See the best Arduino kit for beginner See Also Arduino - Software Installization Arduino - Hardware Preparation Arduino - Hello World Arduino - Code Structure Arduino - Serial Plotter
使用前需要先进行设定，设定的方法如下： 1.在Tool==>Serial Port里面选择Arduino的串口编号 2.在Tool==>Serial Monitor里面打开串口监视器 3.工具你程序的设定，在右下角的速度选择框里。
to run once:Serial.begin(9600);// Initialize Serial Monitor//Prompt the messages for userSerial.println("--- Start Serial Monitor Communication ---");Serial.println(" Type some random data in above text box");Serial.println("Arduino will print out the data which you enter in above text ...
Len_mm = (Time_Echo_us*34/100)/2; //calculate the distance by pulse width, Len_mm = (Time_Echo_us * 0.34mm/us) / 2 (mm) Serial.print("Present Distance is: "); //output result to Serial monitor Serial.print(Len_mm, DEC); //output result to Serial monitor ...
Serial.print("Failed to set RS485 mode"); }//END,RS485串口外设 连接 Modbus RTU//Set up ModbusRTU client.//- provide onData handler functionMB.onDataHandler(&handleData);//回调函数//- provide onError handler functionMB.onErrorHandler(&handleError);//回调函数//Set message timeout to 2000...
int sensorValue; // an integer variable to store the potentiometer reading void setup() { // this function runs once when the sketch starts up pinMode (ledPin, OUTPUT); // initialize serial communication : Serial.begin(9600); } void loop() { // this loop runs repeatedly after setup()...
But USB is hard, and you just want to transfer your every-day serial data from a microcontroller to computer. What now? Enter the FTDI Friend! The FTDI Friend is a tweaked out FTDI FT232RL chip adapter. Sure, like the well-known FTDI cable, it can provide power to your project... ...
lcd.print("Time:"); // send it to the serial monitor Serial.print(hour, DEC); lcd.setCursor(6,0); lcd.print(hour); lcd.setCursor(8,0); lcd.print("; // convert the byte variable to a decimal number when displayed Serial.print("; if (minute<10) { Serial.print("0"); } Seria...
Serial.print("电子罗盘方位角: "); Serial.print(a); Serial.println(); delay(800); } 用手转动QMC5883L模块,串口输出的实时波形,数值在0--359°之间波动,简单又直观。 串口输出的实时数值 QMC5883L Compass 函数的几个使用要点 1、QMC5883L与Arduino Uno / Nano的连接 ...