... RETI END „‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟ Thí nghiệm thay đổi tần số P1.0 P1.1(tăng) P1.2(giảm) „‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟‟ ... 2000H DVI EQU 20H CHUC EQU 21H TRAM EQU 22H MOV R0,#0 MOV R1,#0 MOV DPTR,#0000 AGAIN: JB P1.0,GIAM JNB P1.0,$ INC R0 GIAM: JB P1.1 ,LOOP JNB P1.1,$ DEC R0 LOOP: MOV A,R0 MOV B,#10 DIV AB MOV DVI,B ... DEC R0 LOOP: MOV A,R0 MOV B,#10 DIV AB MOV DVI,B MOV B,#10 DIV AB MOV CHUC,B MOV TRAM,A MOV A,DVI ORL A,#0E0H MOVX @DPTR,A ACALL DELAY1 MOV A,CHUC ORL A,#0D0H MOVX @DPTR,A ACALL DELAY1 MOV A,TRAM...