/*	HEADER - P_SERIAL.H
Copyright (C) Psion PLC 1991-92
 VER    DATE   BY  DESCRIPTION
===== ======== === ===========
1.00F 26/04/90 NSM First relase
1.10F 07/07/92 NSM Second release
*/
#ifndef P_SERIAL_H
#define P_SERIAL_H
#include <stdepoc.h>
#include <p_frame.h>

/* Serial port characteristics */
typedef struct
{
unsigned char tbaud; /* transmit Baud rate selector */ 
unsigned char rbaud; /* receive Baud rate selector */ 
unsigned char frame; /* number of data,parity and stop bits */ 
unsigned char parity; /* parity selector */ 
unsigned char hand; /* handshake flags */ 
unsigned char xon; /* XON character */ 
unsigned char xoff; /* XOFF character */ 
unsigned char flags; /* ignore parity errors/dont drive DTR changing chars */ 
unsigned long int tmask; /* terminator mask */ 
} P_SRCHAR;
/* Baud rates */
#define P_BAUD_50  0x01
#define P_BAUD_75  0x02
#define P_BAUD_110  0x03
#define P_BAUD_134  0x04
#define P_BAUD_150  0x05
#define P_BAUD_300  0x06
#define P_BAUD_600  0x07
#define P_BAUD_1200 0x08
#define P_BAUD_1800 0x09
#define P_BAUD_2000 0x0A
#define P_BAUD_2400 0x0B
#define P_BAUD_3600 0x0C
#define P_BAUD_4800 0x0D
#define P_BAUD_7200 0x0E
#define P_BAUD_9600 0x0F
#define P_BAUD_19200 0x10
#define P_BAUD_38400 0x11
#define P_BAUD_56000 0x12
#define P_BAUD_115000 0x13
/* allocation of frame bits */
#define P_DATA_FRM 0x0f /* number of data bits mask */ 
#define P_DATA_5 0 /* 5 data bits */ 
#define P_DATA_6 1 /* 6 data bits */ 
#define P_DATA_7 2 /* 7 data bits */ 
#define P_DATA_8 3 /* 8 data bits */ 
#define P_TWOSTOP 0x10 /* 2 stop bits if set,1 if clear */ 
#define P_PARITY 0x20 /* 1 parity bit if set,0 if clear */ 
/* parity - ignored unless P_PARITY is set */
#define P_PAR_EVEN 1 /* even parity */ 
#define P_PAR_ODD 2 /* odd parity */ 
#define P_PAR_MARK 3 /* mark parity */ 
#define P_PAR_SPACE 4 /* space parity */ 
/* handshaking control */
#define P_OBEY_XOFF 0x01 /* respond to received XOFF (and XON) if set */ 
#define P_SEND_XOFF 0x02 /* send XOFF/XON to control receive buffer if set */ 
#define P_IGN_CTS 0x04 /* ignore the state of CTS if set */ 
#define P_OBEY_DSR 0x08 /* obey the state of DSR if set */ 
#define P_FAIL_DSR 0x10 /* fail if DSR goes OFF if set */ 
#define P_OBEY_DCD 0x20 /* obey the state of DCD if set */ 
#define P_FAIL_DCD 0x40 /* fail if DCD goes OFF if set */ 
/* flags control */
#define P_IGNORE_PARITY 0x01  /* ignore parity errors */ 
/* For P_FCTRL function */
#define P_SRCTRL_CTS 0x01
#define P_SRCTRL_DSR 0x02
#define P_SRCTRL_DCD 0x04
#define P_SRCTRL_RTS 0x08
#define P_SRCTRL_DTR 0x10
#define P_SRDTR_ON 1 /* to set DTR to MARK */ 
#define P_SRDTR_OFF 2 /* to set DTR to SPACE */ 
/* Bit masks for P_FINQ function */
#define P_SRINQ_50  0x0001
#define P_SRINQ_75  0x0002
#define P_SRINQ_110  0x0004
#define P_SRINQ_134  0x0008
#define P_SRINQ_150  0x0010
#define P_SRINQ_300  0x0020
#define P_SRINQ_600  0x0040
#define P_SRINQ_1200 0x0080
#define P_SRINQ_1800 0x0100
#define P_SRINQ_2000 0x0200
#define P_SRINQ_2400 0x0400
#define P_SRINQ_3600 0x0800
#define P_SRINQ_4800 0x1000
#define P_SRINQ_7200 0x2000
#define P_SRINQ_9600 0x4000
#define P_SRINQ_19200 0x8000
/* second baud rate word */
#define P_SRINQ_38400 0x0001
#define P_SRINQ_56000 0x0002
/* 2nd set of info */
#define P_SRINQ_DATA5 0x0001 /* supports 5 data bits */ 
#define P_SRINQ_DATA6 0x0002 /* supports 6 data bits */ 
#define P_SRINQ_DATA7 0x0004 /* supports 7 data bits */ 
#define P_SRINQ_DATA8 0x0008 /* supports 8 data bits */ 
#define P_SRINQ_STOP2 0x0010 /* supports 2 stop bits (as well as 1) */ 
#define P_SRINQ_PAREVEN 0x0020 /* supports even parity */ 
#define P_SRINQ_PARODD 0x0040 /* supports odd parity */ 
#define P_SRINQ_PARMARK 0x0080 /* supports mark parity */ 
#define P_SRINQ_PARSPACE 0x0100 /* supports space parity */ 
#define P_SRINQ_SETDTR 0x0200 /* can set DTR */ 
#define P_SRINQ_SPLIT 0x400 /* supports split Baud rates */ 
#define P_SRINQ_XONXOFF 0x800 /* Supports soft xon/xoff characters */ 

#endif // P_SERIAL_H