VolksForth/6502/mcs/VForth35/old/mcstest.asm
2020-07-16 22:54:56 +02:00

53 lines
376 B
NASM

.P816
.ORG $4000
.SMART +
S1: SEI
SEP #$30
SEC
XCE
S2:
loop:
CLC
XCE
REP #$30
DEA
LDA $F2
STA [$80]
XBA
MVP 1,2
CLI
nodata: LDA $43
AND #1
BEQ nodata
JSL $E033
STA $FE
JSL $E063
SEI
SEP #$30
SEC
XCE
BNE loop
CLC
XCE
REP #$30
CLI
DEC count
LDA count
cmp #$01
BNE S1
done: JSL $E066
RTL
count: .BYT $0000