s12_sci.h

source code for a sample alarm control panel system using Freescale MC9S12DP256 . The project was im

//=============================================================================
// File: S12_SCI.H - V1.00
// Rem.: The ACPRD Project Page on the Web -> http://hc12web.de/acprd
//=============================================================================

#ifndef __S12_SCI_H
#define __S12_SCI_H

//-- SCI Bit Mask Definitions -------------------------------------------------

// Bits in SCIxCR1:
#define BM_LOOPS	0x80
#define BM_SCISWAI	0x40
#define BM_RSRC		0x20
#define BM_M		0x10
#define BM_WAKE		0x08
#define BM_ILT		0x04
#define BM_PE		0x02
#define BM_PT		0x01

// Bits in SCIxCR2:
#define BM_TIE		0x80
#define BM_TCIE		0x40
#define BM_RIE		0x20
#define BM_ILIE		0x10
#define BM_TE		0x08
#define BM_RE		0x04
#define BM_RWU		0x02
#define BM_SBK		0x01

// Bits in SCIxSR1:
#define BM_TDRE		0x80
#define BM_TC		0x40
#define BM_RDRF		0x20
#define BM_IDLE		0x10
#define BM_OR		0x08
#define BM_NF		0x04
#define BM_FE		0x02
#define BM_PF		0x01

// Bits in SCIxSR2:
#define BM_SBK13	0x04
#define BM_TXDIR	0x02
#define BM_RAF		0x01

//-- Function Prototypes ------------------------------------------------------

void initSCI0(UINT16 bauddiv);
UINT8 getSCI0(void);
void putSCI0(UINT8 c);

void initSCI1(UINT16 bauddiv);
UINT8 getSCI1(void);
void putSCI1(UINT8 c);

#endif //__S12_SCI_H ==========================================================