EasyManuals Logo

Tandy 1000 Programmer's Reference Guide

Default Icon
251 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #145 background imageLoading...
Page #145 background image
Chapter
1
I
System Calls
-convert-to-binary macro strlnq,number,value
local
Imp
ten db
start: mov
xor
mov
xor
calc: xor
mov
sub
CmP
push
dec
mult: mu1
loop
POP
no-mu1
t
:
add
1
nc
endm
11
loop
convert-date macro
mov
mov
shr
mov
and
xor
mov
shr
add
endm
;CONVERT-TO-BINRRY
ten,start,calc,mult,no-mult
start
10
value,
0
cx,cx
c1,number
ax ,ax
al,string[sil
a1,48
cx,2
no-mult
51,51
cx
cx
cs:ten
mult
value, ax
calc
cx
51
dir-entry ;CONVERTDATE
dx,wordptr dir_entry[251
c1,5
dl
,cl
dh,dir_entry[251
dh,lfh
cx,cx
cl,dlr_entry[261
cl,l
cx,1980
Extended Example
of
MS-DOS
System
Calls
titleDlSKDUMP
zero
disk-B
sectors-per-read
cr
blank
period
tilde
INCLUDE
143

Other manuals for Tandy 1000

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Tandy 1000 and is the answer not in the manual?

Tandy 1000 Specifications

General IconGeneral
ProcessorIntel 8088
Processor Speed4.77 MHz
RAM128 KB (expandable to 640 KB)
Operating SystemMS-DOS 2.11
ManufacturerTandy Corporation
Release Year1984
StorageSingle or double 5.25" floppy disk drive (360 KB), optional hard drive
SoundTandy 3-voice sound
PortsParallel, Serial
GraphicsCGA (Color Graphics Adapter)
Graphics Modes320x200, 640x200

Related product manuals