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 ttl Sequential File Manager (SCF) Definitions
 page
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* Static storage requirements
*   SCF Devices must reserve this space for SCF

 ORG V.USER
V.TYPE rmb 1 Device type or parity
V.LINE rmb 1 lines left until end of page
V.PAUS rmb 1 immediate Pause request
V.DEV2 rmb 2 attached device's static
V.INTR rmb 1 Interrupt char
V.QUIT rmb 1 Quit char
V.PCHR rmb 1 Pause char
V.ERR rmb 1 Accumulated errors
V.XON rmb 1 X-On char
V.XOFF rmb 1 X-Off char
V.RSV rmb 12 Reserve bytes for future expansion
V.SCF equ . total SCF manager static overhead

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* Character definitions
C$NULL set 0 null char
C$RPET set $01 (ctl A - SOH) REPEAT LAST INPUT LINE
C$INTR set $03 (ctl C - ETX) KEYBOARD INTERRUPT
C$RPRT set $04 (ctl D - EOT) REPRINT CURRENT INPUT LINE
C$QUIT set $05 (ctl E - ENQ) Keyboard Abort
C$BELL set $07 (ctl G - BEL) Line overflow warning
C$BSP set $08 (ctl H - BS ) BACK SPACE
C$LF set $0A LINE FEED
C$CR set $0D CARRIAGE RETURN
C$FORM set $0C (ctl L - FF ) Form Feed
C$XON  set $11 (ctl Q - DC1) Transmit Enable
C$XOFF set $13 (ctl S - DC3) Transmit Disable
C$PAUS set $17 (ctl W - ETB) PAUSE charACTER
C$DEL set $18 (ctl X - CAN) DELETE LINE
C$EOF set $1B (ctl [ - ESC) END of FILE
C$SPAC set $20 SPACE
C$PERD set '.
C$COMA set ',

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* FILE DESCRIPTOR OFFSETS
*
 ORG PD.FST
PD.DV2 rmb 2 OUTPUT DEV TBL PTR
PD.RAW rmb 1 READ/WRITE OR RDLIN/WRLIN MODE
PD.MAX rmb 2 READLINE HIGH BYTE COUNT
PD.MIN rmb 1 DEVICES ARE "MINE" IF CLEAR
PD.STS rmb 2 Status routine module addr
PD.STM rmb 2 reserved for Status routine
 ORG PD.OPT
 rmb 1 DEVICE TYPE
PD.UPC rmb 1 CASE   (0=BOTH, 1=UPPER ONLY)
PD.BSO rmb 1 BACKSP (0=BSE, 1=BSE,SP,BSE)
PD.DLO rmb 1 DELETE (0=BSE OVER LINE, 1=CRLF)
PD.EKO rmb 1 ECHO   (0=NO ECHO)
PD.ALF rmb 1 AUTOLF (0=NO AUTO LF)
PD.NUL rmb 1 END of LINE NULL COUNT
PD.PAU rmb 1 PAUSE  (0=NO END of PAGE PAUSE)
PD.PAG rmb 1 LINES PER PAGE
PD.BSP rmb 1 BACKSPACE charACTER
PD.DEL rmb 1 DELETE LINE charACTER
PD.EOR rmb 1 END of RECORD char (READ ONLY)
PD.EOF rmb 1 END of FILE char
PD.RPR rmb 1 REPRINT LINE char
PD.DUP rmb 1 DUP LAST LINE char
PD.PSC rmb 1 PAUSE char
PD.INT rmb 1 KBD INTR char (ctl c)
PD.QUT rmb 1 KBD QUIT char (ctl q)
PD.BSE rmb 1 BACKSPACE ECHO charACTER
PD.OVF rmb 1 LINE OVERFLOW char (BELL)
PD.PAR rmb 1 PARITY CODE
PD.BAU rmb 1 ACIA BAUD RATE (Color Computer)
PD.D2P rmb 2 OFFSET of DEV2 name
PD.XON rmb 1 ACIA X-ON char
PD.XOFF rmb 1 ACIA X-OFF char
OPTCNT set .-PD.OPT Total user settable options
PD.ERR rmb 1 most recent I/O error status
PD.TBL rmb 2 Device Table addr (copy)

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