IBM XT 5160 User Manual

POWER ON RESET VECTOR
CARR I AGE
RETURN, LINE FEED SUBROUT I NE
IBM Personal Computer MACRO Assembler Version 2.00
POST ----- 01/10/86 SYSTEM POST AND BIOS PROCEDURES
5-109
LOW WORD OF RESET
SEGMENT
SEND CR,LF TO FIRST PRINTER
ASSUME FIRST PRINTER (DX= 0)
GET THE PR I NT CHARACTER COMMAND AND
THE CARR I AGE RETURN CHARACTER
NOW GET THE LINE· FEED AND .
SEND I T TO THE B I OS PR I NTER ROUT I NE
ERROR EXIT
GET CURSOR POS I T I ON
INDICATE REQUEST CURSOR SET
CURSOR POS I T I ON RESTORED
BLOCK INTERRUPTS TILL STACK CLEARED
SET ERROR FLAG
EX I TROUT! NE
RESTORE
ALL THE REG I STERS USED
;
RELEASE MARKER
ROUT I NE BUSY EX I T
; RETURN
WITH I NIT I AL I NTERRUPT MASK
POST (01/10/86)
1-26
01-10-86
OFFFOH
o IFFOH
ORG
ORG
PROC NEAR
XOR DX,DX
MOV
AX,CR
INT 17H
MOV
AX,LF
INT
17H
RET
ENDP
DB
'01/10/86'
ORG OFFFEH
ORG o IFFEH
MODEL:
DB MODEL_BYTE
CODE ENDS
END
CRLF
;----- POWER ON RESET
P 0 R LABEL FAR
- - DB OEAH
OW OE05BH
OW OFOOOH
CRLF
PAGE
lFCC
PR160:
lFCC 5A
POP OX
lFCD B4 02
MOV
AH,02H
lFCF CD
10
INT 10H
lFDl
PR170:
IFDI
FA
CLI
IFD2 C6 06 0100 R FF
MOV
.STATUS_BYTE,OFFH
IFD7
PR180:
lFD7 5A
POP
OX
lFD8 59
POP CX
lFD9 5B
POP BX
IFDA 58
POP
AX
IFDB
PR190:
IFDB IF
POP
OS
I FDC CF
IRET
lFDD
PR I NT _ SCREEN
-
I ENDP
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777 IFDD
2778
2779
I FDD 33 02
2780 I FDF B8 0000
278 I 1 FE2 CD I 7
2782 1 FE4 B8 OOOA
2783 lFE7 CD 17
2784 lFE9 C3
2785 IFEA
2786
2787
2788
2789
2790
2791 IFFO
2792
2793
2794 1 FFO
2795 1 FFO EA
2796 I FF I E05B
2797 I FF3 FOOO
2798
2799
IFF5 30 31 2F 31 30 2F
2800 38 36
2801
2802
2803
I FFE
2804 IFFE
2805 lFFE FB
2806
2807 1 FFF
2808

IBM XT 5160 Specifications

General

Brand	IBM
Model	XT 5160
Category	Desktop
Language	English