... keo trong 1 goi < 100 SSKGH:; Gioi han R0< 100 CJNE R0,# 100, NEXT; So sanh voi 100 MOV R0,#0 ; = 100 => R0=0RETNEXT: ; # 100 JC END1 ; < 100 MOV R0,#0 ; > 100 RETEND1:RETGH_hang_chuc:; ... 0x99RI bit 0x98ORG O000HLJMP MAINORG 000 3H; tang so hang don vi dinh san = ngat ngoai 0INC R7RETIORG 001 3H ;tang so hang tram dinh san = ngat ngoai 1INC R1RETI; Khai bao cac hamORG 003 0H; ... AFTER_START2RETTANG_SO_HANG_CHUC2:INC R6LCALL DELAY_500ms; TRE CHONG XUNG NAYSETB P3.1LJMP AFTER_TANG_SO_HANG_CHUC2RETMOV R0,#00HMOV R1,#00HMOV R2,#00HMOV R6,#0MOV R7,#0MOV IE,# 1000 0101B; KHOI DONG 2 NGAT NGOAISETB...