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........................................
cpi al, 'E' ;erase page
brne c8
ldi ah, (1<rcall DO_SPM
rjmp c_good
......................
; в ah код операции
DO_SPM:
in al, SPMCR
sbrc al, SPMEN
rjmp PC-2sbic EECR, EEWE
rjmp PC-1
; SPM timed sequence
cli
out SPMCR, ah
spm
seiret
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