哪位朋友搞过SC6122．．请帮个忙！！...

小弟现在在搞一个５.１音响遇到点困难！请多帮忙！！

问题：SC6122解码！！现在程序单发的能解出来！！就是遥控器一直按住时就没反映！我是用延时法解的！！程序如下：

p3.3是数据接受口

各位大侠多多指教！！

hhhh: MOV 21H,#00H CLR 20H.1 JNB P3.3,$ JB P3.3,$ LOOP99: JNB P3.3,$ JB P3.3,$ INC 21H MOV A,21H CJNE A,#16,LOOP99 MOV 21H,#00H MOV 22H,#00H CLR C MOV R4,#08H LOOP22:JNB P3.3,$ CALL DELY44　　　；０.６MS MOV C,P3.3 MOV A,22H RLC A MOV 22H,A JB P3.3,$ DJNZ R4,LOOP22 MOV R4,#08H MOV 27H,#00H CLR C LOOP77:JNB P3.3,$ CALL DELY44 MOV C,P3.3 MOV A,27H RLC A MOV 27H,A JB P3.3,$ DJNZ R4,LOOP77 MOV A,27H XRL A,22H CJNE A,#0FFH,BUDENG AJMP B_0 BUDENG:AJMP B_20

B_0: MOV A,22H CJNE A,#08H,B_1 CALL RUANGUANJI ;RET B_1: MOV A,22H CJNE A,#28H,B_2 CALL MUTE ;静音 ;RET B_2: JNB 20H.5,JINYIN AJMP B_20 JINYIN: MOV A,22H CJNE A,#60H,B_3 CALL AC_3 ;AV3通道 ;RET B_3: MOV A,22H CJNE A,#90H,B_4 CALL SR1 ;SR1音量加 ;RET B_4: MOV A,22H CJNE A,#98H,B_5 CALL SR_ ;SR音量减 ;RET B_5: MOV A,22H CJNE A,#0B8H,B_6 CALL SL0 ;SL音量加 ;RET B_6: MOV A,22H CJNE A,#0D8H,B_7 CALL SL_ ;SL音量减 ;RET B_7: MOV A,22H CJNE A,#0F8H,B_8 CALL C0 ;C音量加 ;RET B_8: MOV A,22H CJNE A,#0B0H,B_9 CALL SW ;SW音量加 ;RET B_9: MOV A,22H CJNE A,#0A8H,B_10 CALL SW_ ;SW音量减 ;RET B_10: MOV A,22H CJNE A,#68H,B_11 CALL FR ;FR音量加 ;RET B_11: MOV A,22H CJNE A,#20H,B_12 CALL FR_ ;FR音量减 ;RET B_12: MOV A,22H CJNE A,#0B2H,B_13 CALL FL ;FL音量加 ;RET B_13: MOV A,22H CJNE A,#00H,B_14 CALL FL_ ;FL音量减 ;RET B_14: MOV A,22H CJNE A,#78H,B_15 CALL VO11 ;总音量加 ;RET B_15: MOV A,22H CJNE A,#12H,B_16 CALL VO21 ;总音量减 ;RET B_16: MOV A,22H CJNE A,#38H,B_17 CALL CH2 ;切换2.1声道 ;RET B_17: MOV A,22H CJNE A,#0F0H,B_18 CALL CH5 ;切换5.1声道 ;RET B_18: MOV A,22H CJNE A,#80H,B_19 CALL CD_VCD ;CD/VCD ;RET B_19: MOV A,22H CJNE A,#88H,B_20 CALL C_ ;C音量减 ;RET B_20: SETB 20H.1 CALL DELY2