Diff: main.cpp

Revision:

0:4ac2da8142db

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Dec 05 10:37:01 2014 +0000
@@ -0,0 +1,41 @@
+#include "mbed.h"
+
+void write_to_master(char);                    //function to write data to master
+
+I2CSlave slave(D14,D15);                       //configuring pins p27, p28 as I2Cslave
+Serial pc (USBTX,USBRX);
+
+void main(){
+    printf("press backspace for slave to start \n\r");
+    while(1){
+        if(pc.getc()==8){
+            bool read_loop = true;
+            char *data_rec = new char;
+            bool write_loop= true;
+            char *data_send = new char;
+            *data_send = 'k';
+            slave.address(0x20);
+            int slave_status=1;
+            while(read_loop){
+                if(slave.receive()==3){     
+                    slave_status=slave.read(data_rec,1);
+                    if(!slave_status){
+                        printf("1 read %c from master\n\r",*data_rec);
+                        read_loop = false;
+                        
+                        while(write_loop){
+                            if(slave.receive()==1){
+                            slave_status=slave.write(data_send,1);
+                                if(!slave_status){
+                                printf("2 wrote %c to master\n\r",*data_send);
+                                write_loop = false;
+                                }
+                            }
+                        }        
+                    }
+                }
+            printf("3 done");
+            }             
+        }                
+    }                
+}   
\ No newline at end of file