STC micro STC8A8K64D4 Series - Page 117

STC8A8K64D4 Series Manual
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MOV RSTCFG,#LVD2V2
CALL DELAY
ANL PCON,#NOT LVDF
CALL DELAY
MOV A,PCON
ANL A,#LVDF
JZ SKIP
MOV A,B
CLR C
RRC A
MOV B,A
SKIP:
MOV A,B
CPL A
MOV P2,A ; P2.3 ~ P2.0 are used to display battery level
JMP LOOP
DELAY:
MOV R0,#100
NEXT:
NOP
NOP
NOP
NOP
DJNZ R0,NEXT
RET
END