Dseg at 30h
us250: ds 1
ms1: ds 1
ms10: ds 1
ms100: ds 1
second: ds 1
minute: ds 1
hour: ds 1
flash: ds 1
stack: ds 1
CSEG at 0000h
jmp PowerReset
cseg AT 0*8+3 ;INT0
;jmp
cseg AT 1*8+3 ;T0
jmp T0INT
cseg AT 2*8+3 ;INT1
;jmp
cseg AT 3*8+3 ;T1
;jmp
cseg AT 4*8+3 ;serial
;jmp
PowerReset:
mov sp, #stack-1
call Initial_value
call Initial_T0
setb EA
loop: mov a, flash
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