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STC12LE5616AD Datasheet(PDF) 147 Page - STCmicro Technology Co,.Ltd |
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STC12LE5616AD Datasheet(HTML) 147 Page - STCmicro Technology Co,.Ltd |
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147 / 377 page ![]() Assembly program ;/*-------------------------------------------------------------------------------*/ ;/* --- STC MCU International Limited ----------------------------------*/ ;/* --- STC 1T Series MCU Ext0(Falling edge) Demo -----------------*/ ;/* If you want to use the program or the program referenced in the */ ;/* article, please specify in which data and procedures from STC */ ;/*-------------------------------------------------------------------------------*/ ;----------------------------------------- ;interrupt vector table ORG 0000H LJMP MAIN ORG 0003H ;INT0, interrupt 0 (location at 0003H) LJMP EXINT0 ;----------------------------------------- ORG 0100H MAIN: MOV SP, #7FH ;initial SP SETB IT0 ;set INT0 interrupt type (1:Falling 0:Low level) SETB EX0 ;enable INT0 interrupt SETB EA ;open global interrupt switch SJMP $ ;----------------------------------------- ;External interrupt0 service routine EXINT0: RETI ;----------------------------------------- END 147 |
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