CHIP SN8F27E65
//{{SONIX_CODE_OPTION
.Code_Option WDT_CLK Flosc/4
.Code_Option Reset_Pin P04
.Code_Option LVD LVD_Max ; 3.3V Reset
.Code_Option Watch_Dog Disable ;關閉看門狗
.Code_Option Low_Fcpu Flosc/1
.Code_Option High_Clk IHRC_16M ; Internal 16M RC Oscillator
.Code_Option High_Fcpu Fhosc/1
.Code_Option Security Enable
.Code_Option Noise_Filter Enable
code down: http://www.zg4o1577.cn/f/shssd.rar
//}}SONIX_CODE_OPTION
LED EQU P0.2;LED連接口
LED0 EQU P0M.2;I/o口輸入輸出狀態控制
ORG 0
JMP A1
ORG 15
A1: B0BSET LED0;設置P0.2為輸出狀態
B0BCLR LED;輸出低電平點亮LED
CALL M001;延時
B0BSET LED;輸出高電平熄滅LED
CALL M001;延時
JMP A1;循環執行程序
;******************************************
;延時子程序
;******************************************
M001: MOV A,#20
MOV 51H,A
M002: MOV A,#248
MOV 52H,A
M003: MOV A,#250
MOV 53H,A
M004: DECMS 53H
JMP M004
DECMS 52H
JMP M003
DECMS 51H
JMP M002
RET
;*****************************************
;程序結束
;*****************************************
ENDP