); byte error, address; int nDevices; nDevices = 0; for(address = 1; address < 127; address++ ) { // The i2c_scanner uses the Wire.beginTransmission(address) // method to see if there is an I2C device at the
Wire.begin(SLAVE_ADDRESS); // join I2C bus as a slave with address 0x12 } void loop() { }[/code] i2c地址扫瞄 slave 建立後,就要看看 master 如果找到它了。 i2c scanner可以说是 master 板子的最基本例子,可以用作测试线路上连接了的设备的存在(只测试存在性,并非测试其功能)。 i2c_scanner 其实...
Serial.println("I2C Scanner started");Serial.println();} voidloop(){ uint8_t error, i2cAddres...
AI代码解释 #include<Wire.h>voidsetup(){Wire.begin();Serial.begin(9600);Serial.println("\nI2C Scanner");}voidloop(){byte error,address;int nDevices;Serial.println("Scanning...");nDevices=0;for(address=1;address<127;address++){// The i2c_scanner uses the return value of// the Write....
Serial) { } Serial.println (); Serial.println ("I2C scanner. Scanning ..."); byte count = 0; Wire.begin(); for (byte i = 8; i < 120; i++) { Wire.beginTransmission (i); if (Wire.endTransmission () == 0) { Serial.print ("Found address: "); Serial.print (i, DEC); ...
2、将如下代码烧入arduino,打开串口界面即可得到I2C设备的地址。 #include <Wire.h> void setup() { Wire.begin(); Serial.begin(9600); Serial.println("nI2C Scanner"); } void loop() { byte error, address; int nDevices; Serial.println("Scanning..."); ...
Serial.print(end_address,DEC); Serial.println("..."); Serial.println(); // start the scan, will call "scanFunc()" on result from each address scanI2CBus( start_address, end_address, scanFunc ); Serial.print("\n"); Serial.println("--- I2C Bus Scanner Complete ---"); ...
//“ Wire.h”库允许微控制器与I2C设备通信。因此,每当您要使用I2C通信时,该库都是必不可少的。 voidsetup(){ Serial.begin(115200);while(!Serial){}//Waiting for serial connectionSerial.println(); Serial.println("Start I2C scanner ..."); ...
#include <Arduino.h>#include <Wire.h>//ADDR pin /*GND --> 0x5AVCC --> 0x5BSDA --> 0x5CSCL --> 0x5D*/ void setup(){ Wire.begin(); Serial.begin(115200); Serial.println("\nI2C Scanner");}void loop(){ byte error, address; in
println ("I2C scanner. Scanning ..."); byte count = 0; Wire.begin(); for (byte i = 8; i < 120; i++) { Wire.beginTransmission (i); if (Wire.endTransmission () == 0) { Serial.print ("Found address: "); Serial.print (i, DEC); Serial.print (" (0x"); Serial.print (i...