Seeed I2C touch example

Dependencies:   MPR121 mbed

Fork of MPR121_HelloWorld by Sam Grove

Revision:
0:6f4bcfe86ac2
Child:
1:684222fa16bb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Jul 26 21:41:55 2013 +0000
@@ -0,0 +1,40 @@
+#include "mbed.h"
+#include "MPR121.h"
+
+// TODO: put IC in low power mode when disabled
+
+DigitalOut myled(LED1);
+DigitalOut off(LED4);
+Timer t;
+
+LogUtil logger;
+
+I2C i2c(p28, p27);
+InterruptIn irq(p26);
+MPR121 touch_pad(i2c, irq, MPR121::ADDR_VSS );
+
+int main() 
+{       
+    touch_pad.init();
+    touch_pad.enable();
+    t.start();
+    while(1)
+    {
+        if(touch_pad.isPressed())
+        {
+            uint16_t button_val = touch_pad.buttonPressed();
+            LOG("button = 0x%04x\n", button_val);
+            myled = (button_val>0) ? 1 : 0;
+        }
+//        if(t.read_ms() > 5000)
+//        {
+//            touch_pad.disable();
+//            off = 1;
+//            wait(5.0f);
+//            off = 0;
+//            touch_pad.enable();
+//            t.reset();
+//        }
+            
+    }
+}