Revision 1:e5c939440756, committed 2014-12-13

Comitter:

sakthipriya

Date:

Sat Dec 13 12:04:13 2014 +0000

Parent:

0:58b0c597a58c

Child:

2:e80af3c366aa

Commit message:

master working 2

Changed in this revision

--- a/main.cpp	Sat Dec 13 11:24:36 2014 +0000
+++ b/main.cpp	Sat Dec 13 12:04:13 2014 +0000
@@ -85,7 +85,7 @@
         i2c_data_r->data = data_receive;
         i2c_data_r->length = 1;
         i2c_data_receive.put(i2c_data_r);
-        printf("\n Data received from CDMS is %c\n\r",data_receive);
+        printf("\n Data received from slave is %c\n\r",data_receive);
         i2c_data_receive.free(i2c_data_r);
     }
 }
@@ -97,30 +97,28 @@
      
 }
 
-
-    
-
-int main()
-{   
-    ptr_t_i2c = new Thread(T_I2C_MASTER_FSLAVE);
-    
-    data_ready.rise(&FUNC_INT);
-    printf("\nstarted master\n");
-    bool write2slave;
-    char *writedata = new char;
-       
+char *writedata = new char;
+void FUNC_MASTER_WRITE()
+{
+    bool write2slave=true;
    
-     bool master_status_write = true;
-    while(1)
-    { write2slave=true;
     interrupt = 0;
-    
-      *writedata = pc.getc();
-      
+     
+    char data = pc.getc();
+    i2c_data * i2c_data_s = i2c_data_send.alloc();
+    i2c_data_s->data = data;
+    i2c_data_s->length = 1;
+    i2c_data_send.put(i2c_data_s); 
+    bool master_status_write = true;
     interrupt = 1; 
+    osEvent evt = i2c_data_send.get();
+            if (evt.status == osEventMail) 
+            {
+                i2c_data *i2c_data_s = (i2c_data*)evt.value.p;
+                *writedata = i2c_data_s -> data;
                 master.frequency(100000);                        //set clock frequency
                 while(write2slave)
-           {                
+                {                
                 printf("master clk freq setup and addressing slave\n\r");
                 master.start();                                 //initiating the data transfer
                 master_status_write = (bool) master.write(addr|0x00,writedata,1);
@@ -129,7 +127,19 @@
                     printf("master has written %c to slave\n\r",*writedata);
                     write2slave=false;
                     }
+                }
             }
-        
+}
+
+    
+
+int main()
+{   
+    ptr_t_i2c = new Thread(T_I2C_MASTER_FSLAVE);
+    data_ready.rise(&FUNC_INT);
+    printf("\nstarted master\n"); 
+    while(1)
+    { 
+      FUNC_MASTER_WRITE();  
     }
 }           
\ No newline at end of file