Diff: SC16IS750.h

Revision:

0:bae17cf3178e

Child:

1:d9a4b7a4a159

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SC16IS750.h	Wed Jul 18 01:24:33 2012 +0000
@@ -0,0 +1,60 @@
+#ifndef MBED_SC16IS750
+#define MBED_SC16IS750
+
+
+#define DEFAULT_SC16IS750_ADDR  0x9A
+#define DEFAULT_BAUD_RATE       9600
+
+class SC16IS750 {
+public:
+
+    typedef enum {
+        RHR         = 0x00 << 3,
+        THR         = 0x00 << 3,
+        IER         = 0x01 << 3,
+        FCR         = 0x02 << 3,
+        IIR         = 0x02 << 3,
+        LCR         = 0x03 << 3,
+        MCR         = 0x04 << 3,
+        LSR         = 0x05 << 3,
+        MSR         = 0x06 << 3,
+        SPR         = 0x07 << 3,
+        TCR         = 0x06 << 3,
+        TLR         = 0x07 << 3,
+        TXLVL       = 0x08 << 3,
+        RXLVL       = 0x09 << 3,
+        IODir       = 0x0A << 3,
+        IOState     = 0x0B << 3,
+        IOIntEna    = 0x0C << 3,
+        reserved    = 0x0D << 3,
+        IOControl   = 0x0E << 3,
+        EFCR        = 0x0F << 3,
+        DLL         = 0x00 << 3,
+        DLH         = 0x01 << 3,
+        EFR         = 0x02 << 3,
+        XON1        = 0x04 << 3,
+        XON2        = 0x05 << 3,
+        XOFF1       = 0x06 << 3,
+        XOFF2       = 0x07 << 3,
+    } RegisterName;
+
+    SC16IS750(
+        PinName I2C_sda,
+        PinName I2C_scl,
+        int     baud_rate   = DEFAULT_BAUD_RATE,
+        char    I2C_address = DEFAULT_SC16IS750_ADDR
+    );
+
+    void init_registers( void );
+    void set_baud( int );
+    void send_str( char *s );
+    void register_write( char register_address, char data );
+    char register_read( char register_address );
+
+private:
+    I2C     i2c;
+    int     baud_rate;
+    char    i2c_addr;
+};
+
+#endif  //  MBED_SC16IS750