Revision 2:6dd5f9113367, committed 2019-03-13

Comitter:

edodm85

Date:

Wed Mar 13 21:24:20 2019 +0000

Parent:

1:2b5aaaddd35e

Commit message:

Test MLDP with RN4020

Changed in this revision

--- a/main.cpp	Wed Mar 13 19:13:09 2019 +0000
+++ b/main.cpp	Wed Mar 13 21:24:20 2019 +0000
@@ -1,7 +1,7 @@
 /*
  * Author: Edoardo De Marchi
- * Date: 17-05-13
- * Notes: Test code for Microcip RN4020 BLE
+ * Date: 19-03-13
+ * Notes: Test MLDP connection with Microchip RN4020 BLE
 */
 
 
@@ -11,21 +11,10 @@
 // Send command to ble
 void send_cmd(char* cmd) 
 {
-    ble_rn.printf("%s", cmd); 
+    ble_rn.printf("%s\r", cmd); 
 }
 
  
-
-// write to phone via bluetooth
-void write_characteristic(char* data, int length) 
-{  
-    memset(buffer, 0, sizeof(buffer));
-    sprintf(buffer, "SUW,%s,%s\n", uuidR, data);
-    send_cmd(buffer);
-}
- 
- 
- 
 // init ble
 void setup_ble() 
 {
@@ -38,74 +27,43 @@
 
 
     // reset to the factory default configuration
-    send_cmd("SF,1\n");
+    send_cmd("SF,1");
     osDelay(500);                 
     pc.printf("SF,1\n");
 
 
     // sets the services supported
-    send_cmd("SS,C0000001\n");          // Private Service + Device Information
+    send_cmd("SS,00000000");          // No Service
     osDelay(500);
-    send_cmd("GS\n");
+    send_cmd("GS");
     
     
     // sets the supported features of current RN4020 module
     // Auto Advertise 
-    send_cmd("SR,20000000\n");                                              
+    // Enable MLDP
+    // UART Flow Control
+    // Auto-enter MLDP Mode
+    send_cmd("SR,32000A00");                                              
     osDelay(500);
-    send_cmd("GR\n");
+    send_cmd("GR");
    
     
     // sets the device name
-    send_cmd("SN,RN4020\n");           
-    osDelay(500);
-    send_cmd("GN\n");
-    
-    
-    // Clear private service
-    send_cmd("PZ\n");                               
-    osDelay(500);
-    pc.printf("PZ\n");
-
-    
-    // Set private service UUID
-    memset(buffer, 0, sizeof(buffer));
-    sprintf(buffer, "PS,%s\n", suuid);              
-    send_cmd(buffer);
+    send_cmd("SN,RN4020");           
     osDelay(500);
-    pc.printf("%s", buffer);
-    
-
-    // Set private characteristic UUID Read/Notify
-    memset(buffer, 0, sizeof(buffer));
-    sprintf(buffer, "PC,%s,12,14\n", uuidR);         // Read + Notify  10010b = 12hex and maximum data size of 20 bytes
-    send_cmd(buffer);
-    osDelay(500);
-    pc.printf("%s", buffer);
-    
-    
-    // Set private characteristic UUID Write
-    memset(buffer, 0, sizeof(buffer));
-    sprintf(buffer, "PC,%s,08,14\n", uuidW);         // Write  1000b = 08hex and maximum data size of 20 bytes
-    send_cmd(buffer);
-    osDelay(500);
-    pc.printf("%s", buffer);
-    
+    send_cmd("GN");
+       
     
     // reboot the RN4020 module and to make the new settings effective
-    send_cmd("R,1\n"); 
+    send_cmd("R,1"); 
     osDelay(500);                 
     pc.printf("R,1\n");
     
     
-    osDelay(2000); 
-
-
-    // Show list of Services
-    send_cmd("LS\n");
-    osDelay(500);                   
+    osDelay(2000);               
      
-    start_ble = true;
+    start_ble = true;   
+    cmdMldp = 1; 
 } 
  
 
@@ -143,7 +101,7 @@
             }
             if(i > 0)
             {
-                printf("%s", blueChar);
+                pc.printf("%s", blueChar);
                 new_from_ble = false;  
             } 
             
@@ -155,8 +113,6 @@
 
 
 
-
- 
 int main() 
 {   
 
@@ -174,34 +130,32 @@
     setup_ble();
  
     
-    int i = 0;
+    int iBlink = 0;
    
     while(1)
     {
         if(new_from_pc)
         {
             // receive from PC uart
-            int i = 0;
+            int iCount = 0;
             while(pc.readable())
             {
-                pcChar[i] = pc.getc();
-                i++;
+                pcChar[iCount] = pc.getc();
+                iCount++;
             }
             
-            printf("Received from PC: %s", pcChar); 
-            
             // send to ble
-            write_characteristic(pcChar, i);
+            send_cmd(pcChar);
             memset(pcChar, 0, sizeof(pcChar));
             new_from_pc = false;
             led3 = 0;
         } 
-        osDelay(100);
-        i++;
-        if(i == 5)
+        osDelay(10);
+        iBlink++;
+        if(iBlink == 50)
         {
             led1 = !led1;
-            i=0;    
+            iBlink=0;    
         }
     } 
 }
\ No newline at end of file

--- a/main.h	Wed Mar 13 19:13:09 2019 +0000
+++ b/main.h	Wed Mar 13 21:24:20 2019 +0000
@@ -29,18 +29,13 @@
 DigitalOut wakeSw(p7);
  
 
-// UUID
-char suuid[] = "00035b0058e607dd021a08123a000300";     // service 
-char uuidR[] = "00035b0258e607dd021a08123a000300";     // read 
-char uuidW[] = "00035b0358e607dd021a08123a000300";     // write
  
 bool new_from_pc = false;
 bool new_from_ble = false;
 bool start_ble = false;
-char pcChar[20];
-char blueChar[20];
-char blueCharTemp[20];
-char buffer[200];
+char pcChar[100];
+char blueChar[100];
+char blueCharTemp[100];