Diff: main.cpp

Revision:

0:6559b3e93bca

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Apr 13 05:37:46 2016 +0000
@@ -0,0 +1,52 @@
+#include "mbed.h"
+DigitalOut myledr(LED_RED); // initlize RED LED pin as OUTPUT
+DigitalOut myledg(LED_GREEN); // initlize GREEN LED pin as OUTPUT
+DigitalOut myledb(LED_BLUE); // initlize BLUE LED pin as OUTPUT
+Serial pc(USBTX, USBRX); // Initlize UART on USB port of KL25Z with default Baud 9600
+
+void showhelp()
+{
+    pc.printf("\r\n"); // print Command list from new line on UART Terminal
+    pc.printf("**** Command List ****\r\n"); // print Command list on UART Terminal
+    pc.printf("h -> Help\r\n"); 
+    pc.printf("r -> Turn on RED LED\r\n"); 
+    pc.printf("R -> Turn off  RED LED\r\n"); 
+    pc.printf("g -> Turn on GREEN LED\r\n");
+    pc.printf("G -> Turn off  GREEN LED\r\n"); 
+    pc.printf("b -> Turn on BLUE LED\r\n");
+    pc.printf("B -> Turn off  BLUE LED\r\n"); 
+}
+    
+int main()
+{
+    char rxbyte;
+    // pc.baud(115200); // uncomment this line and update baudrate to cahnge baud rate from 9600 default
+    myledr = 1; // Turn Off RED LED
+    myledg = 1; // Turn Off GREEN LED
+    myledb = 1; // Turn Off BLUE LED
+    pc.printf("\r\n"); // print startup message from new line on UART Terminal
+    pc.printf("Experiment - 6\r\n"); // print startup message on UART Terminal
+    pc.printf("UART Interfacing TX RX \r\n"); // print startup message on UART Terminal
+    pc.printf("\r\n"); // print startup message from new line on UART Terminal
+    showhelp();
+    wait(3.0); // wait 3 second to show startup message
+    while (true) 
+    {
+        wait(0.5f); // wait a small period of time
+        if (pc.readable()) 
+        {                                // If pc is readable
+            rxbyte = pc.getc();
+            if(rxbyte == 'r') {pc.printf("RED LED ON\r\n"); myledr = 0;}
+            else if(rxbyte == 'R') {pc.printf("RED LED OFF\r\n"); myledr = 1;}
+            else if(rxbyte == 'g') {pc.printf("RED LED ON\r\n"); myledg = 0;}
+            else if(rxbyte == 'G') {pc.printf("RED LED OFF\r\n"); myledg = 1;}
+            else if(rxbyte == 'b') {pc.printf("RED LED ON\r\n"); myledb = 0;}
+            else if(rxbyte == 'B') {pc.printf("RED LED OFF\r\n"); myledb = 1;}
+            else if(rxbyte == 'h') {showhelp();}
+            else  {pc.printf("Error: Invalid command type 'h' for help...\r\n"); }
+            rxbyte = 0x00;
+        }
+        
+    }
+}
+