sakthi priya amirtharaj
/
slave_working1_1
i2c slave working version 1.1
Fork of slave_i2c3 by
Diff: main.cpp
- Revision:
- 2:458f9e603814
- Parent:
- 1:4c71a7675750
- Child:
- 3:5e68dd4bbb70
diff -r 4c71a7675750 -r 458f9e603814 main.cpp --- a/main.cpp Mon Dec 08 03:55:57 2014 +0000 +++ b/main.cpp Tue Dec 09 12:35:12 2014 +0000 @@ -4,27 +4,70 @@ I2CSlave slave(D14,D15); //configuring pins p27, p28 as I2Cslave Serial pc (USBTX,USBRX); +InterruptIn interrupt(D9); +void FUNC_I2C_WRITE2CDMS(char * data_send,int length) +{ -void main(){ - printf("press backspace for slave to start \n\r"); - char *data_send = new char; - *data_send = 'k'; - while(1){ - //if(pc.getc()==8){ - // bool loopvariable1= true; - + int slave_status = 1; + while(slave_status) + { slave.address(0x20); - int slave_status=1; - //while(loopvariable1){ - if(slave.receive()==1){ - slave_status=slave.write(data_send,1); - if(!slave_status){ - printf("1 wrote %c to master\n\r",*data_send); - // loopvariable1 = false; - } + if(slave.receive()==1) + { + slave_status=slave.write(data_send,length); + printf("\n In the while loop\n"); + + if(!slave_status) + { + printf("slave wrote %c to master\n\r",*data_send); + } + } + + //slave.stop(); + } printf("2 done"); - } +} + +void FUNC_I2C_READFCDMS() + +{ + printf("\nEntered slave code\n"); + //read_loop=true; + char *data_rec = new char; + int slave_status =1; + + slave.address(0x20); + + + + printf("\nentered slave while loop\n"); + //if(slave.receive()==3) + while(slave_status==1) + slave_status=slave.read(data_rec,1); + + if(slave_status==0){printf("1 read %c from master\n\r",*data_rec);} + // read_loop = false;} + + printf("\n done \n \r"); + + delete data_rec; - \ No newline at end of file +} + +void main() +{ + printf("\nStarted slave... waiting for master\n"); + char * data_send = new char; + *data_send = 'a'; + + while(1) + { + //*(data_send)=pc.getc(); + + FUNC_I2C_READFCDMS(); + (*data_send)++; + //wait(1); + } +} \ No newline at end of file