Namaskron Chimpalee / Mbed OS I2C_Master

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

main.cpp

Committer:
maner1256
Date:
2018-12-17
Revision:
6:e83f444edda0
Parent:
3:df6232c70efd

File content as of revision 6:e83f444edda0:

#include "mbed.h"

I2C i2cMaster(D14,D15);// SDA, SCL
DigitalIn mybutton(USER_BUTTON);
Serial pc(USBTX, USBRX);
char writeData[6];
    
int main() {
    
    pc.baud(57600);
    pc.printf("Starting I2CMaster\r\n");
    i2cMaster.frequency(400000);
    int  address  ;
    writeData[0]=0x01;
    writeData[1]=0x02;
    writeData[2]=0x03;
    writeData[3]=0x04;
    writeData[4]=0x05;
    writeData[5]=0x06;

    while(1) {
        int count = 0;
        for (address=0; address<256; address+=2) {
            if (!i2cMaster.write( address , NULL, 0)) { // 0 returned is ok                
                pc.printf("I2C address 0x%02X\r\n", address);
                count++;
                break;
            }
        pc.printf("I2C address 0x%02X\r\n", address);
    if(mybutton == 0) {
    
    i2cMaster.write(address,writeData,6);
    
    pc.printf("i2cMaster Sent writeData[0] To 0x%02X \r\n", address);
    wait(2);
    }
   
    }
    }
    }