Chaitanya Viswa / Mbed 2 deprecated frdm_i2c_slave

gen slave

Dependencies:   mbed

Fork of freeslave3_1 by Chaitanya Viswa

main.cpp@0:4ac2da8142db, 2014-12-05 (annotated)

Committer:
viswachaitanya
Date:
Fri Dec 05 10:37:01 2014 +0000
Revision:
0:4ac2da8142db
gen slave(master writing and reading from slave

Who changed what in which revision?

UserRevisionLine numberNew contents of line
viswachaitanya 0:4ac2da8142db 1 #include "mbed.h"
viswachaitanya 0:4ac2da8142db 2
viswachaitanya 0:4ac2da8142db 3 void write_to_master(char); //function to write data to master
viswachaitanya 0:4ac2da8142db 4
viswachaitanya 0:4ac2da8142db 5 I2CSlave slave(D14,D15); //configuring pins p27, p28 as I2Cslave
viswachaitanya 0:4ac2da8142db 6 Serial pc (USBTX,USBRX);
viswachaitanya 0:4ac2da8142db 7
viswachaitanya 0:4ac2da8142db 8 void main(){
viswachaitanya 0:4ac2da8142db 9 printf("press backspace for slave to start \n\r");
viswachaitanya 0:4ac2da8142db 10 while(1){
viswachaitanya 0:4ac2da8142db 11 if(pc.getc()==8){
viswachaitanya 0:4ac2da8142db 12 bool read_loop = true;
viswachaitanya 0:4ac2da8142db 13 char *data_rec = new char;
viswachaitanya 0:4ac2da8142db 14 bool write_loop= true;
viswachaitanya 0:4ac2da8142db 15 char *data_send = new char;
viswachaitanya 0:4ac2da8142db 16 *data_send = 'k';
viswachaitanya 0:4ac2da8142db 17 slave.address(0x20);
viswachaitanya 0:4ac2da8142db 18 int slave_status=1;
viswachaitanya 0:4ac2da8142db 19 while(read_loop){
viswachaitanya 0:4ac2da8142db 20 if(slave.receive()==3){
viswachaitanya 0:4ac2da8142db 21 slave_status=slave.read(data_rec,1);
viswachaitanya 0:4ac2da8142db 22 if(!slave_status){
viswachaitanya 0:4ac2da8142db 23 printf("1 read %c from master\n\r",*data_rec);
viswachaitanya 0:4ac2da8142db 24 read_loop = false;
viswachaitanya 0:4ac2da8142db 25
viswachaitanya 0:4ac2da8142db 26 while(write_loop){
viswachaitanya 0:4ac2da8142db 27 if(slave.receive()==1){
viswachaitanya 0:4ac2da8142db 28 slave_status=slave.write(data_send,1);
viswachaitanya 0:4ac2da8142db 29 if(!slave_status){
viswachaitanya 0:4ac2da8142db 30 printf("2 wrote %c to master\n\r",*data_send);
viswachaitanya 0:4ac2da8142db 31 write_loop = false;
viswachaitanya 0:4ac2da8142db 32 }
viswachaitanya 0:4ac2da8142db 33 }
viswachaitanya 0:4ac2da8142db 34 }
viswachaitanya 0:4ac2da8142db 35 }
viswachaitanya 0:4ac2da8142db 36 }
viswachaitanya 0:4ac2da8142db 37 printf("3 done");
viswachaitanya 0:4ac2da8142db 38 }
viswachaitanya 0:4ac2da8142db 39 }
viswachaitanya 0:4ac2da8142db 40 }
viswachaitanya 0:4ac2da8142db 41 }