cm = (duration/2)/29.155; // Divide duration in half (due to round trip), then convert distance to centimeters (1cm per 29.155 microseconds), assign to cm variable Serial.print(cm); // Print distance in cm to serial monitor Serial.print(“cm”); Serial.println(); delay(100); // D...
问使用Arduino串行监视器和嵌套循环与不同的外围设备通信EN一、安装树莓派及arduino开发环境 搭建树莓派...
digitalWrite(13,LOW);//Turn off the onboard Arduino LEDcharrecvChar;while(1){if(blueToothSerial.available()){//check if there's any data sent from the remote bluetooth shieldrecvChar =blueToothSerial.read(); Serial.print(recvChar);//Print the character received to the Serial Monitor (if r...
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 ...
In the ‘setup()’ function mentioned above, add the following lines to start the Arduino serial port and set it to a bit rate (otherwise called baud rate) of 9600 bps (bits per second) and print ‘Hello World’:Serial.begin(9600); Serial.println("Hello world!"); ...
using an RS485 tranciver, connect another serial monitor to the RS485 port. Entering data on one terminal should be displayed on the other terminal.*/#include"hal/uart_types.h"#include"driver/uart.h"#include"driver/gpio.h"#defineRS485_RX_PIN 5#defineRS485_TX_PIN 4#defineRS485_RTS_PIN...
in your serial monitor from line 142. */ voidacceptInput(intcharacter) { Serial.println(character); switch(character) { case2222: concatNumbers("1"); break; case-31092: concatNumbers("2"); break; case18888: concatNumbers("3");
// print out the state of the button: 打印按钮状态 Serial.println(buttonState); delay(1); // delay in between reads for stability 延迟1 秒以便稳定读取 } 2、数字串口读取 - Digital Read Serial Read a switch, print the state out to the Arduino Serial Monitor. ...
// print out the value you read: Serial.println(sensorValue); delay(1); // delay in between reads for stability } (2)代码注释 AnalogReadSerial 串口模拟读取 Reads an analog input on pin 0, prints the result to the Serial Monitor. ...
如上述配置接线正常,可在Serial Monitor中看到发送方和接收方的输出,大致如下: 发送方图(静态自增变量): 2、 树莓派(RaspberryPi) 本文中使用的树莓派为 16年新发布的RPi3 B型,其管脚如下: 1)RF库安装 将RF24库复制到树莓派(或通过git直接获取)。进入RF24目录后执行如下命令,进行编译和安装(选择SPI方式) ...