Diff: SX1508.h

Revision:

1:56f4a8d6cde7

Parent:

0:9b4d494682e0

diff -r 9b4d494682e0 -r 56f4a8d6cde7 SX1508.h
--- a/SX1508.h	Fri Jan 22 08:58:13 2016 +0000
+++ b/SX1508.h	Mon May 30 07:27:25 2016 +0000
@@ -1,21 +1,100 @@
 #ifndef SX1508_H
 #define SX1508_H
 
-#define SX1508_ADDR 0x20
+#include "mbed.h"
+#include "debug.h"
+
 #define SX1508_FREQ 100000
+#define SX1508_ADDR_1   0x20
+#define SX1508_ADDR_2   0x21
+#define SX1508_ADDR_3   0x22
+#define SX1508_ADDR_4   0x23
 
 class SX1508
 {
 public:
-    SX1508(PinName sda, PinName scl);
+    enum RegName
+    {
+        // Register I/O Bank
+        RegInputDisable     = 0x00,
+        RegLongSlew         = 0x01,
+        RegLowDrive         = 0x02,
+        RegPullUp           = 0x03,
+        RegPullDown         = 0x04,
+        RegOpenDrain        = 0x05,
+        RegPolarity         = 0x06,
+        RegDir              = 0x07,
+        RegData             = 0x08,
+        RegInterruptMask    = 0x09,
+        RegSenseHigh        = 0x0A,
+        RegSenseLow         = 0x0B,
+        RegInterruptSource  = 0x0C,
+        RegEventStatus      = 0x0D,
+        RegLevelShifter     = 0x0E,
+        RegClock            = 0x0F,
+        RegMisc             = 0x10,
+        RegLEDDriverEnable  = 0x11,
+        
+        // Debounce and Keypad register
+        RegDebounceConfig   = 0x12,
+        RegDebounceEnable   = 0x13,
+        RegKeyConfig        = 0x14,
+        RegKeyData          = 0x15,
+        
+        // LED Driver (PWM, blinking, breathing)
+        RegIOn0             = 0x16,
+        RegIOn1             = 0x17,
+        RegTOn2             = 0x18,
+        RegIOn2             = 0x19,
+        RegOff2             = 0x1A,
+        RegTOn3             = 0x1B,
+        RegIOn3             = 0x1C,
+        RegOff3             = 0x1D,
+        RegTRise3           = 0x1E,
+        RegTFall3           = 0x1F,
+        RegIOn4             = 0x20,
+        RegIOn5             = 0x21,
+        RegTOn6             = 0x22,
+        RegIOn6             = 0x23,
+        RegOff6             = 0x24,
+        RegTOn7             = 0x25,
+        RegIOn7             = 0x26,
+        RegOff7             = 0x27,
+        RegTRise7           = 0x28,
+        RegTFall7           = 0x29,
+        
+        // Miscellaneous
+        RegHighInput        = 0x2A,
+        
+        //Software Reset
+        RegReset            = 0x7D,
+        
+        // Test (not to be written)
+        RegTest1            = 0x7E,
+        RegTest2            = 0x7F,
+    };
     
-    bool config(char SetPin);
+    enum W_R
+    {
+        _write = 0x00,
+        _read  = 0x01,
+    };
     
+    SX1508(PinName sda, PinName scl, char adr = SX1508_ADDR_1);
+    ~SX1508();
+    
+    bool keypad_config(int column = 4, int row = 4, int Debounce_ms = 8, int ScanTime_ms = 32);
     char read();
+    bool WriteReg(char RegAdr, char data);
+    void WriteBlk(char RegAdr, const char *data, int len);
+    char ReadReg(char RegAdr);
     
 private:
     I2C i2c;
-    
+    char data[64];
+    char w[32];
+    char r[32];
+    char _slaveAddress;
 };
 
 #endif
\ No newline at end of file