Angel David Yaguana Hernandez / Mbed 2 deprecated 0_TUTO_CAN_to_CAN

(CAN) using any type of character and strings with a maxim of 8 bits

Dependencies:   mbed

Files at this revision

API Documentation at this revision

Revision 1:328932c34ba1, committed 2013-01-08

Comitter:
sherckuith
Date:
Tue Jan 08 06:44:56 2013 +0000
Parent:
0:8ef426505c79
Commit message:
(CAN) using any type of character and strings with a maxim of 8 bits

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file 
diff -r 8ef426505c79 -r 328932c34ba1 main.cpp
--- a/main.cpp	Tue Jan 08 06:15:53 2013 +0000
+++ b/main.cpp	Tue Jan 08 06:44:56 2013 +0000
@@ -20,10 +20,12 @@
     can1.frequency(125000);
     can2.frequency(125000);
     while(1) {
-        if(can2.read(msg))
+        if(can1.read(msg))
             led1 = 1;
+        if(can2.read(msg))
+            led2 = 1;
 
-        /***********inicio de comunicacion****************************/
+        /***********inicio de comunicacion CAN1 -> CAN2 ****************************/
         pc.printf("************************************\n\r");
         can1.write(CANMessage(01, &a[0], 8));
         pc.printf("write a: %s    ",&a[0]);
@@ -31,25 +33,96 @@
             led1 = 1;led2 = 0;led3 = 0;led4 = 0;
             pc.printf("read a:-%s-\n",&msg.data[0]);
         }
+        else {
+        printf("CAN1 RD error: %d, TD error: %d\r\n", can1.rderror(), can1.tderror() );
+        printf("CAN2 RD error: %d, TD error: %d\r\n", can2.rderror(), can2.tderror() );
+        }
+        
         can1.write(CANMessage(01, &b[0], 4));
         pc.printf("write b: %s    ",&b[0]);
         if(can2.read(msg)) {
-            led1 = 0;led2 = 2;led3 = 0;led4 = 0;
+            led1 = 0;led2 = 1;led3 = 0;led4 = 0;
             pc.printf("read b:-%s-\n",&msg.data[0]);
         }
+        else {
+        printf("CAN1 RD error: %d, TD error: %d\r\n", can1.rderror(), can1.tderror() );
+        printf("CAN2 RD error: %d, TD error: %d\r\n", can2.rderror(), can2.tderror() );
+        }
+        
         can1.write(CANMessage(01, &c[0], 8));
         pc.printf("write c: %s    ",&c[0]);
         if(can2.read(msg)) {
-            led1 = 0;led2 = 0;led3 = 3;led4 = 0;
+            led1 = 0;led2 = 0;led3 = 1;led4 = 0;
             pc.printf("read c:-%s-\n",&msg.data[0]);
         }
+        else {
+        printf("CAN1 RD error: %d, TD error: %d\r\n", can1.rderror(), can1.tderror() );
+        printf("CAN2 RD error: %d, TD error: %d\r\n", can2.rderror(), can2.tderror() );
+        }
+        
         can1.write(CANMessage(01, &d[0], 8));
         pc.printf("write d: %s    ",&d[0]);
         if(can2.read(msg)) {
-            led1 = 0;led2 = 0;led3 = 0;led4 = 4;
+            led1 = 0;led2 = 0;led3 = 0;led4 = 1;
             pc.printf("read d:-%s-\n",&msg.data[0]);
         }
-        //wait(0.25);
+        else {
+        printf("CAN1 RD error: %d, TD error: %d\r\n", can1.rderror(), can1.tderror() );
+        printf("CAN2 RD error: %d, TD error: %d\r\n", can2.rderror(), can2.tderror() );
+        }
+        
+        //wait(1);
+        led1 = 0;led2 = 0;led3 = 0;led4 = 0;
+        
+        /************************fin**********************************/
+        
+        /***********inicio de comunicacion CAN2 -> CAN1 ****************************/
+        pc.printf("************************************\n\r");
+        can2.write(CANMessage(01, &a[0], 8));
+        pc.printf("write a: %s    ",&a[0]);
+        if(can1.read(msg)) {
+            led1 = 0;led2 = 0;led3 = 0;led4 = 1;
+            pc.printf("read a:-%s-\n",&msg.data[0]);
+        }
+        else {
+        printf("CAN1 RD error: %d, TD error: %d\r\n", can1.rderror(), can1.tderror() );
+        printf("CAN2 RD error: %d, TD error: %d\r\n", can2.rderror(), can2.tderror() );
+        }
+        
+        can2.write(CANMessage(01, &b[0], 4));
+        pc.printf("write b: %s    ",&b[0]);
+        if(can1.read(msg)) {
+            led1 = 0;led2 = 0;led3 = 1;led4 = 0;
+            pc.printf("read b:-%s-\n",&msg.data[0]);
+        }
+        else {
+        printf("CAN1 RD error: %d, TD error: %d\r\n", can1.rderror(), can1.tderror() );
+        printf("CAN2 RD error: %d, TD error: %d\r\n", can2.rderror(), can2.tderror() );
+        }
+        
+        can2.write(CANMessage(01, &c[0], 8));
+        pc.printf("write c: %s    ",&c[0]);
+        if(can1.read(msg)) {
+            led1 = 0;led2 = 1;led3 = 0;led4 = 0;
+            pc.printf("read c:-%s-\n",&msg.data[0]);
+        }
+        else {
+        printf("CAN1 RD error: %d, TD error: %d\r\n", can1.rderror(), can1.tderror() );
+        printf("CAN2 RD error: %d, TD error: %d\r\n", can2.rderror(), can2.tderror() );
+        }
+        
+        can2.write(CANMessage(01, &d[0], 8));
+        pc.printf("write d: %s    ",&d[0]);
+        if(can1.read(msg)) {
+            led1 = 1;led2 = 0;led3 = 0;led4 = 0;
+            pc.printf("read d:-%s-\n",&msg.data[0]);
+        }
+        else {
+        printf("CAN1 RD error: %d, TD error: %d\r\n", can1.rderror(), can1.tderror() );
+        printf("CAN2 RD error: %d, TD error: %d\r\n", can2.rderror(), can2.tderror() );
+        }
+        
+        //wait(1);
         led1 = 0;led2 = 0;led3 = 0;led4 = 0;
         
         /************************fin**********************************/