WIZnet / Mbed 2 deprecated Serial_To_Bluetooth_Helloworld_WIZwiki-W7500

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Dependencies:   mbed

Prerequisite

This example is to control LEDs using bluetooth.

To implement this function, you need a Platform board, XBee Shield, XBee Bluetooth module.

Below are what we used.

Hardware Configuration

WIZwiki-W7500 Pin map

pin map

Software

main.cpp

include "mbed.h"

/* Digital Out Pin Configuration */
DigitalOut RED(LED_RED,1);
DigitalOut GREEN(LED_GREEN,1);
DigitalOut BLUE(LED_BLUE,1);

/* UART Pin Configuration */
Serial pc(USBTX, USBRX);    
Serial bt(D1,D0);           


int main(void)
{   
    /* baudrate configuration */
    pc.baud(115200);
    bt.baud(9600);
    
    pc.printf("WIZwiki-W7500 BT\n\r");
    
    char ch;
    char msg[256];
    
    while(1)
    {
        /* WIZwiki-W7500 to Bluetooth */
        if(pc.readable())
        {
            pc.scanf("%s",&msg);
            bt.printf("%s",msg);
        }
        
        /* Bluetooth to WIZwiki-W7500 */
        if(bt.readable())
        {
            ch = bt.getc();
            pc.putc(ch);
            
            /* Control 3 colors LED */
            if(ch == 'r'){
                RED = !RED;
                /* Notice RED LED condition to Bluethooth */
                if(RED == 0)    bt.printf("RED ON");
                else            bt.printf("RED OFF");
            }else if(ch == 'g'){
                GREEN = !GREEN;
                /* Notice GREEN LED condition to Bluethooth */
                if(GREEN == 0)    bt.printf("GREEN ON");
                else              bt.printf("GREEN OFF");
            }else if(ch == 'b'){
                BLUE = !BLUE;
                /* Notice BLUE LED condition to Bluethooth */
                if(BLUE == 0)    bt.printf("BLUE ON");
                else             bt.printf("BLUE OFF");
            }
        }
        
    }
}

Images

/media/uploads/bingdo/serial_to_bluetooth_helloworld_wizwiki-w7500.jpg

Test by Android App
/media/uploads/bingdo/serial_to_bluetooth_helloworld_wizwiki-w7500_2.png

Diff: main.cpp

Revision:
0:22832bff21a1
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Feb 02 08:05:34 2016 +0000
@@ -0,0 +1,59 @@
+#include "mbed.h"
+
+/* Digital Out Pin Configuration */
+DigitalOut RED(D8,1);
+DigitalOut GREEN(D9,1);
+DigitalOut BLUE(D10,1);
+
+/* UART Pin Configuration */
+Serial pc(USBTX, USBRX);    
+Serial bt(D1,D0);           
+
+
+int main(void)
+{   
+    /* baudrate configuration */
+    pc.baud(115200);
+    bt.baud(9600);
+    
+    pc.printf("WIZwiki-W7500 BT\n\r");
+    
+    char ch;
+    char msg[256];
+    
+    while(1)
+    {
+        /* WIZwiki-W7500 to Bluetooth */
+        if(pc.readable())
+        {
+            pc.scanf("%s",&msg);
+            bt.printf("%s",msg);
+        }
+        
+        /* Bluetooth to WIZwiki-W7500 */
+        if(bt.readable())
+        {
+            ch = bt.getc();
+            pc.putc(ch);
+            
+            /* Control 3 colors LED */
+            if(ch == 'r'){
+                RED = !RED;
+                /* Notice RED LED condition to Bluethooth */
+                if(RED == 0)    bt.printf("RED ON");
+                else            bt.printf("RED OFF");
+            }else if(ch == 'g'){
+                GREEN = !GREEN;
+                /* Notice GREEN LED condition to Bluethooth */
+                if(GREEN == 0)    bt.printf("GREEN ON");
+                else              bt.printf("GREEN OFF");
+            }else if(ch == 'b'){
+                BLUE = !BLUE;
+                /* Notice BLUE LED condition to Bluethooth */
+                if(BLUE == 0)    bt.printf("BLUE ON");
+                else             bt.printf("BLUE OFF");
+            }
+        }
+        
+    }
+}