C64 ROM
Routines
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FE1C: OR into the serial status byte
Used by the routines at
ED40
,
EE13
,
F157
,
F4A5
and
FA60
.
FE1C
05 90
ORA $90
OR with the serial status byte
FE1E
85 90
STA $90
save the serial status byte
FE20
60
RTS
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FE18
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Map
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FE21