Diff: In_CyberStick/In_CyberStick.h

Revision:

0:e1265f6b3565

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/In_CyberStick/In_CyberStick.h	Sat Jul 27 14:05:47 2013 +0000
@@ -0,0 +1,84 @@
+#pragma once
+
+/** Class: In_CyberStick
+ *
+ * Used for reading from CyberStick(CZ-8NJ2)
+ *
+ * Example:
+ *
+ * > #include "mbed.h"
+ *
+ * > In_CyberStick myCS(p20, p19,... inputStates);
+ */
+
+#include "mbed.h"
+#include "InputStatus.h"
+
+class In_CyberStick
+{
+public:
+    /** Constructor: In_CyberStick
+     *
+     * Parameters:
+     * pn_D0  - DigitalIn for CyberStick's D0 (D-Sub 9pin connector's pin1)
+     * pn_D1  - DigitalIn for D1 (D-Sub9 pin2)
+     * pn_D2  - DigitalIn for D2 (D-Sub9 pin3)
+     * pn_D3  - DigitalIn for D3 (D-Sub9 pin4)
+     * pn_LH  - DigitalIn for L/H (D-Sub9 pin6)
+     * pn_ACK - DigitalIn for Ack (D-Sub9 pin7)
+     * pn_REQ - DigitalOut for Req (D-Sub9 pin8)
+     * inputStatus - The variable to store input status
+     */
+    In_CyberStick(
+        PinName pn_D0, PinName pn_D1, PinName pn_D2, PinName pn_D3, 
+        PinName pn_LH, PinName pn_ACK, PinName pn_REQ,
+        InputStatus *inputStatus
+    );
+
+    void TestShow(void);
+    
+    void StartReading(void);
+    void StopReading(void);
+        
+private:
+    // Private constants
+    static const int REQUESTINTERVAL__MICROSEC      = 2500; // reading period microsec
+    static const int TRANSFERSPEED_MAX__MICROSEC    = 50;    // from AJOY_SUB.DOC
+    static const int TRANSFERSPEED_1_2__MICROSEC    = 96;
+    static const int TRANSFERSPEED_1_3__MICROSEC    = 144;
+    static const int TRANSFERSPEED_1_4__MICROSEC    = 192;
+
+    // mbed pins
+    DigitalIn   _IN_D0;
+    DigitalIn   _IN_D1;
+    DigitalIn   _IN_D2;
+    DigitalIn   _IN_D3;
+    DigitalIn   _IN_LH;
+    DigitalIn   _IN_ACK;
+    DigitalOut  _OUT_REQ;
+
+    // Variables
+    InputStatus     *_InputStatus;
+    volatile char   _ReadEnable;
+    Ticker          _PollingTicker;
+    Timer           _AckTimer;
+    volatile int    _Buttons;
+    volatile char   _Ch0;
+    volatile char   _Ch1;
+    volatile char   _Ch2;
+    volatile char   _Ch3;
+    volatile int    _AnalogReadFailCounter;
+
+    // Private Method
+    void Initialize(void);
+    void EnablePolling(void);
+    void DisablePolling(void);
+    void PollingMethod(void);
+    void ReadPhase(char phase);
+
+    void DigitalModeReader(void);
+
+    int  ReadPinValue(void);
+    void CommitAnalogData(void);
+
+};