Revision 3:8e492eacd346, committed 2012-10-04

Comitter:

cmulady

Date:

Thu Oct 04 14:54:59 2012 +0000

Parent:

2:406c6fc08ff1

Child:

4:8fdff78c13c8

Commit message:

got some ir stuff working. issues with serial data transmission.

Changed in this revision

--- a/main.cpp	Thu Oct 04 14:00:31 2012 +0000
+++ b/main.cpp	Thu Oct 04 14:54:59 2012 +0000
@@ -5,27 +5,56 @@
 
 #define FPS 5
 
+/****************************************
+|=======================================|
+|MBED Connections:                      |
+|   -p5 : DIO on Sparkfun Nokia LCD     |
+|   -p7 : CLK on Sparkfun Nokia LCD     |
+|   -p8 : CS  on Sparkfun Nokia LCD     |
+|   -p9 : RST on Sparkfun Nokia LCD     |
+|   -p22: GND on Sparkfun IR Xmtr       |
+|=======================================|
+****************************************/
 
+//Pin Setup
 DigitalOut led1(LED1);
 DigitalOut led2(LED2);
+DigitalOut led3(LED3);
+DigitalOut led4(LED4);
 NokiaLCD lcd(p5, p7, p8, p9, NokiaLCD::LCD6610); // mosi, sclk, cs, rst, type
-Serial device(p13, p14);  // tx, rx
-PwmOut IRLED(p21);
+Serial device(p28, p27);  // tx, rx
+PwmOut IRLED_mod(p22);
+DigitalOut IRLED_ctrl(p22);
+DigitalIn IRLED_rx(p20);
 
+//Global Vars
 char buffer[32];
+unsigned char irdata_out=0;
+unsigned char irdata_in=0;
 
-
+//Function Prototypes
 void BlinkAlive(void const* arguments);
 void UpdateLCD(void const* arguments);
+void IRStuff(void const* arguments);
 
 
 int main()
 {
 
+    //LCD init
     lcd.background(0x000000);
 
+    //PWM init
+    IRLED_mod.period(1.0/38000.0);  //38kHz Modulation Freq
+    IRLED_mod = 0.5;                //pulse width = 50%
+
+    //Serial init
+    device.baud(2400);
+
+    //Thread init
     Thread thread_blinkalive(BlinkAlive);
     Thread thread_updatelcd(UpdateLCD);
+    Thread thread_irstuff(IRStuff);
 
 
 
@@ -48,16 +77,35 @@
         strftime(buffer, 32, "%I:%M:%S %p\n", localtime(&seconds));
         lcd.printf("%s", buffer);
 
+        lcd.locate(0,4);
+        lcd.printf("IR_OUT=0x%X", irdata_out);
+        lcd.locate(0,5);
+        lcd.printf("IR_IN= 0x%X", irdata_in);
+
+
+
         //End - Sleep thread
         led2 = 0;
         Thread::signal_wait(0x1);
     }
 }
 
+void IRStuff(void const* arguments)
+{
+    while(true) {
+        device.putc(irdata_out);
+        if(device.readable()) {
+            irdata_in = device.getc();
+        }
+    }
+}
+
 void BlinkAlive(void const* arguments)
 {
     while(true) {
         led1 = !led1;
-        Thread::wait(500);
+        IRLED_ctrl = led1;
+        irdata_out++;
+        Thread::wait(1000);
     }
 }
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