Xerox 820-II Word Processing Applications And Reference Manual page 200

PRINTER PATCH AREA
0000'
; ENTRIES
ENTRY POSM TH ,BLDSTR,DBLSTR,PSC RLF ,PSCR,PSHALF ,PBACKS
ENTRY PAL T ,PSTD,ROLUP ,ROLDOW, RIBBON ,RIBOFF
ENTRY USR1,USR2, USR3,USR4
ENTRY PSINIT ,PSFINI, SOCHR,ULCHR
ENTRY PRINIT,PRFINI, CSWTCH,HAVBSY
ENTRY LIBSY,LISEND,LISINP, POBSY, POSEND, POINP
ENTRY POSTAT,POMASK,POOM,POOP,POINSK,POIM,PISTAT,POIP
ENTRY PUBSY,PUSEND,PUINP
ENTRY ACBSY ,ACSEND,ACINP ,ACFIN ,ACST Al ,ACST AR,CONFIE
ENTRY PROTCL,EAKBSZ
; EQUATES
0100 TBASE EQU 100H ;WHERE PROGRAM IS LOADED FOR NORMAL CP/M
0000' ASEG ;ABSOLUTE CODE, FOR USER LISTING
ORG TBASE+590H ;BEGINS AFTER END OF USER3
0003 IOBYTE EQU TBASE-100H+5 ;BDOS SYSTEM CALL ENTRY POINT,
;ASSIGNMENTS STATUS BYTE, USED BY
;AL TERN ATE CONSOLE PRINTER DRIVER.
0005 BDOS EQU TBASE-100H+5 ;BDOS SYSTEM CALL ENTRY POINT,
0005
0008
OOOA
OOOC
0000
OOlF
LISTF EQU 5
BS
LF
FF
CR
DEL
EQU
EQU
EQU
EQU
EQU
8
10
12
13
lFH
;USED IN CP/M LIST DE VICE PRINTER
;DRIVER.
;CP/M LIST OUTPUT SYSTEM CALL FUNCTION
II,
;USED BY CP/M LIST DEVICE PRINTER
;DRIVER.
;BACKSPACE CHARACTER
;LINE FEED
;FORM FEED
;CARRIAGE RETURN
;DELETE OR RUBOUT
REFERENCE
13-36