mirror of https://github.com/mgcaret/rom4x.git
21 lines
385 B
ArmAsm
21 lines
385 B
ArmAsm
; Monitor R and W command handler for XModem
|
|
GETNUM = $FFA7
|
|
DISPATCH = $C7FC
|
|
|
|
.pc02
|
|
|
|
.include "iic.defs"
|
|
.code
|
|
.org $CFE5 ; 20 bytes here
|
|
.ifdef EN_XMODEM
|
|
lp: jsr GETNUM
|
|
;sta $00 ; DEBUG, comment out for release
|
|
cmp #$EB ; 'R'
|
|
beq :+
|
|
cmp #$F0 ; 'W'
|
|
beq :+
|
|
rts
|
|
: jsr DISPATCH
|
|
bra lp
|
|
.endif
|