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;page 255
.z80
global $coninit
global $cists,$ci
global $co
extrn ser.init,ser.ist,ser.in,ser.ost,ser.out
extrn ff.init,ff.i.st,ff.in
extrn ff.o.st,ff.out
include config.inc
include z180reg.inc
cseg
;
;
$coninit:
call ff.init
call ser.init
ret
$cists:
call ff.i.st
ret nz
call ser.ist
ret
$ci:
call ff.i.st
jp nz,ff.in
call ser.ist
jp nz,ser.in
jr $ci
;$costs:
; jp f.o.st
$co:
call ff.out
jp ser.out
end
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