}voidloop() {//Serial.println("loop:");//RS485.write("1234567890");String serial_data="";/*存放接收到的串口数据*/if(RS485.available()) {intc = RS485.read();/*读取一字节串口数据*/while(c >=0) { serial_data+= (char)c;/*存放到serial_data变量中*/c= RS485.read();/*继续读取...
// send it to the serial monitor Serial.print(hour,DEC); // convert the byte variable to a decimal number when displayed Serial.print(":"); if(minute<10){ Serial.print("0"); } Serial.print(minute,DEC); Serial.print(":"); if(second<10){ Serial.print("0"); } Serial.print(sec...
AI代码解释 #include"Wire.h"#include"TPA81.h"// Create new TPA81 instanceTPA81tpa;voidsetup(){Serial.begin(9600);// You need to begin the Wire library to use TPA81 libraryWire.begin();}voidloop(){// Print temperature lightSerial.print(tpa.getAmbient());Serial.print(" ");// Print ...
http://arduino.cc/en/Serial/Print 代码如下: chartmp[] ="hello world";voidsetup() { Serial.begin(9600); }voidloop() { { Serial.println("In DEC:"); Serial.println(tmp[1],DEC);//tmp[1] points to 'e' of the "hello world"delay(500); Serial.println("In HEX:"); Serial.println...
同时还会用到一些常用的模拟工具软件模拟PLC硬件设备,例如:Modbus Poll、Modbus Slave、Virtual Serial Port Driver虚拟串 Code 上位机 示例代码 上位机开发 【Arduino+C#串口上位机】10min教你编写C#上位机控制arduino板载LED 昨天有一个学弟找我帮忙写个程序,任务是编写一个串口上位机控制Arduino板载LED,已经焦头烂...
Serial.println("WIFI is break,try to connect..."); connectWifi(WIFINAME,WIFIPASSWORD,10); connectMQTT(); }else{ if(pc.connected()){ //如果还和MQTT服务器保持连接 pc.loop(); //发送心跳信息 String topic=WiFi.macAddress()+"-send"; //给主题名为物理地址+"-send"的主题发送信息. ...
Use the Serial Receive block to receive a Nx1 array of data of variable length on the Arduino serial port.
Serial.begin(serialRate);// Send "Magic Word" string to hostSerial.print("Ada\n");}void loop() {// Wait for first byte of Magic Wordfor(i = 0; i < sizeof prefix; ++i) {waitLoop: while (!Serial.available()) ;;// Check next byte in Magic Wordif(prefix[i] == Serial.read...
Figure 4-1. Arduino Serial Monitor screen You can also send data from the Serial Monitor to Arduino by entering text in the text box to the left of the Send button. Baud rate is selected using the drop-down box on the bottom right. You can use the drop down labeled “No line ending...
Serial.println("BMP180 not found, Check Connections"); } oled.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS); oled.clearDisplay(); oled.display(); for (int i = 0; i < numPoints; i= i + 1) { rawXdata[i] = i; } } void loop() { // put your main code here, to run repeatedly...