Diff: main.cpp

Revision:

1:40c636cb6d09

Parent:

0:41dffa1b3405

--- a/main.cpp	Tue Jul 17 08:48:07 2012 +0000
+++ b/main.cpp	Wed Jul 18 02:15:05 2012 +0000
@@ -1,102 +1,12 @@
-#include "mbed.h"
-
-I2C     i2c( p28, p27 );
-
+#include    "mbed.h"
+#include    "SC16IS750.h"
 
-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,
-};
-
-#define ADDR    0x9A
-char    three[]  = { 0x03, 0xBF };
-char    data[]  = { 0x0A, 0xBF };
-
-#define N_OF_ACCESS 8
-
-char    init[ N_OF_ACCESS ][ 2 ] = {
-    { LCR, 0x80 },
-#ifdef BAUD_115200
-    { DLL, 0x0C },
-    { DLH, 0x00 },
-#else
-    { DLL, 0x60 },  //  9600 baud
-    { DLH, 0x00 },
-#endif
-    { LCR, 0xBF },
-    { EFR, 0x10 },
-    { LCR, 0x03 },
-    { IER, 0x00 },
-    { FCR, 0x07 },
-};
-
-char    *txt_data    = "\x0NXP Semiconductors";
-
-void init_registers( void );
-void register_write( char address, char data );
-char register_read( char address );
+SC16IS750   bridge( p28, p27, 9600 );    //  SDA, SCL, Baud(option), I2C_Address(option)
 
 int main() {
-    char    r;
 
-    init_registers();
-
-#ifdef SINGLE_TX_BUFFER_WRITES
-    txt_data++;
-    for ( int i = 0; i < 18; i++ )
-        register_write( THR, *txt_data++ );
-#else
-    i2c.write( ADDR, txt_data, 19 );
-#endif
-
+    bridge.send_str( "NXP Semiconductors" );
+    
     while ( 1 )
         ;
 }
-
-void init_registers( void ) {
-    for ( int i = 0; i <  N_OF_ACCESS; i++ )
-        i2c.write( ADDR, init[ i ], 2 );
-}
-
-void register_write( char address, char data ) {
-    char    w[ 2 ];
-
-    w[ 0 ]  = address;
-    w[ 1 ]  = data;
-
-    i2c.write( 0x9A, w, 2 );
-}
-
-char register_read( char address ) {
-    char    r;
-
-    i2c.write( 0x9A, &address, 1 );
-    i2c.read( 0x9A, &r, 1 );
-
-    return ( r );
-}