Atari 400 Technical Reference Manual page 34

AN EOL CHARACTER, AND THE RECORD LENGTH IS IN "ICBLLu and
It
ICBLH".
THIS EXAMPLE WILL DO NOTHING WITH THE RECORD JUST READ.
JMP LOOP READ NEXT RECORD.
NEGATIVE STATUS ON READ -- CHECK FOR END OF FILE.
TP20 CPY #EOF END OF FILE STATUS·?
BNE ERROR
NO -- ERROR.
LDA #CLOSE YES -- CLOSE FILE.
STA
ICCOM,X
JSR CIOV CLOSE THE FILE.
JMP
*
*** END OF PROGRAM ***
DATA REGION OF EXAMPLE PROGRAM
NAME
. BYTE
flDl:TESTER
Cf
,EOL
BUFFSZ= 80
80 CHARACTER RECORD MAX
(INCLUDES EOL).
BUFF=
*
READ BUFFER.
*= *+BUFFSZ
. END
Figure 5-3
An
1/0
Example
OPERATING SYSTEM C016555 --
Section
5
49