Diff: soundboard.cpp

Revision:

0:03560ce39755

Child:

2:d6b7b90b4387

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/soundboard.cpp	Sun Nov 02 10:45:01 2014 +0000
@@ -0,0 +1,68 @@
+#include "soundboard.h"
+
+
+
+soundboard::soundboard(PinName resetPin, PinName clockPin, PinName dataPin, PinName busyPin) : _resetPin(resetPin), _clockPin(clockPin), _dataPin(dataPin), _busyPin(busyPin)
+{
+    reset();
+}
+
+void soundboard::reset()
+{
+    _clockPin = 0;
+    _resetPin = 1;
+    //Reset pulse.
+    _resetPin = 0;
+    wait_ms(5);
+    _resetPin = 1;
+    //Reset idle to start bit. 
+    _clockPin = 1;
+    wait_ms(300);
+}
+void soundboard::play(int trackNum)
+{
+    sendCommand(trackNum);
+    while(_busyPin==1);
+}
+void soundboard::playAsync(int trackNum )
+{
+    sendCommand(trackNum);
+}
+void soundboard::stop(void)
+{
+    sendCommand(STOP);
+}
+void soundboard::pause(void)
+{
+    sendCommand(PLAY_PAUSE);
+}
+void soundboard::setVolume(int Volume)
+{
+    sendCommand(Volume);
+}
+void soundboard::sendCommand(unsigned int cmd)
+{
+    _clockPin = 0;
+    wait_ms(2);
+    for (unsigned int mask = 0x8000; mask>0; mask>>=1)
+    {
+        _clockPin=0;
+        wait_us(50);
+        if(cmd&mask)
+        {
+            _dataPin = 1;
+        }
+        else
+        {
+            _dataPin = 0;
+        }
+        wait_us(50);
+        _clockPin=1;
+        wait_us(100);
+        if(mask>0x0001)
+        {
+            wait_ms(2);
+        }
+    }
+    wait_ms(20);
+}