Eric Jung / Mbed OS WIZnet-IoTShield-BG96-TCP

BG96 Cat.M1 TCP client sample for WIZnet IoT Shield

Files at this revision

API Documentation at this revision

Revision 3:4041e2cc0f19, committed 2019-04-05

Comitter:
hkjung
Date:
Fri Apr 05 07:32:43 2019 +0000
Parent:
2:46cc35700e0e
Commit message:
Added TCP loopback

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/main.cpp	Wed Mar 20 05:31:05 2019 +0000
+++ b/main.cpp	Fri Apr 05 07:32:43 2019 +0000
@@ -203,8 +203,8 @@
         myprintf("sockOpenConnect: success\r\n");
         
         char sendbuf[] = "Hello Cat.M1\r\n";         
-        if(sendData_BG96(sendbuf, sizeof(sendbuf))) {
-            myprintf("dataSend [%d] %s\r\n", sizeof(sendbuf), sendbuf);
+        if(sendData_BG96(sendbuf, strlen(sendbuf))) {
+            myprintf("dataSend [%d] %s\r\n", strlen(sendbuf), sendbuf);
         }
         
     } else {
@@ -227,6 +227,10 @@
             if(recvData_BG96(recvbuf, &recvlen) == RET_OK) {
                 myprintf("dataRecv [%d] %s\r\n", recvlen, recvbuf);
                 
+                // Loopback: Resend received data to TCP server
+                sendData_BG96(recvbuf, recvlen);
+                myprintf("dataSend [%d] %s\r\n", recvlen, recvbuf);
+                
                 char * ptr = strstr(recvbuf, "exit");
                 if(ptr != 0) break;
             }