... ca cac cotCJNE A, #11 1 01 1 11B,HG2 ;Hang 1 tim cotMOV P1, #11 111 111 BCLR H3 ;Tiep dat hang 3MOV A,P1 ;Doc tat ca cac cotCJNE A, #11 01 1 111 B, HG3 ; Hang 3 tim cotMOV P1, #11 111 111 BCLR H4 ; Tiep dat ... đó cho hàng 1 nối đất và quét tất cả các CHO4 : MOV A, # 10 HLCALL COMMANDINC R0LCALL HIENLCALL DELAYLCALL DELAYMOV P1, #00 00 01 1 1BLCALL DELAYMOV A,P1CJNE A, #00 00 01 1 1B ,CHO5 MOV A,R4MOV @R1,AINC ... R0 LCALL HIEN LCALL DELAY LCALL DELAY MOV P1, #00 00 01 1 1B LCALL DELAY MOV A,P1 CJNE A, #00 00 01 1 1B ,CHO4 MOV A,R4 MOV @R1,A INC R1 INC R5 CLR C MOV A,R5 SUBB A, #16 JC TIEP2MOV A, #18 HLCALL...