LED广告牌论文(13)

LED广告牌 原理

CJNE R7, #24, THREE RET DD2:

MOV P2,R6 MOV A,R6 RL A MOV R6,A RET DEL:

MOV R2, #11 DEL2: MOV R3, #100 DEL3: DJNZ R3, DEL3 DJNZ R2, DEL2 ret TAB:

DB 0F7H,0F7H,0E3H,0D5H,0F7H,0B6H,0F7H,0F7H DB 0F7H,0FFH,0F7H,0FBH,000H,0FDH,0FDH,0FBH DB 0C3H,0BDH,0DBH,0E7H,0FFH,081H,0C3H,0BDH END

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