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emc单片机对ak2345读写操作 INDI EQU 0X0 RTCC EQU 0X1 PC EQU 0X2 STATUS EQU 0X3 FSR EQU 0X4 P5 EQU 0X5 P6 EQU 0X6 RC EQU 0X7 E EQU 0 RS EQU 1 INF EQU 0X0F YS_1 EQU 0X10 YS_2 EQU 0X11 YS_3 EQU 0X12 STACK_S EQU 0X13 STACK_A EQU 0X14 DATA1 EQU 0X15 KWRITE EQU 0X16 YWRITE EQU 0X17 BYTE EQU 0X18 CNSL EQU 0X19 RCNLE EQU 0X1A FM_1 EQU 0X1B FM_2 EQU 0X1C FM_3 EQU 0X1D FM_4 EQU 0X1E FM_5 EQU 0X20 FM_6 EQU 0X21 YS2 EQU 0X22 ;STB为P6,3 .SDATA/DCS为P6,1 。SCLK 为P6,2 DETOUT 为P6,0。 ORG 0 JMP MAIN ORG 8 MOV STACK_A,A SWAP STACK_A BC 0X0F,0 SWAP STACK_A MOV A,STACK_A RETI SSU: BC P6,2 BC P6,3 MOV A,@7 MOV YS_1,A SHI: BC P6,2 RLC FM_1 JBS 0X3,0 JMP FG BS P6,1 JMP FD FG: BC P6,1 FD: BS P6,2 BC P6,1 DJZ YS_1 JMP SHI BC P6,2 JBS FM_1,7 JMP FG_1 BC P6,1 JMP FD_1 FG_1: BC P6,1 FD_1: BS P6,2 Bs P6,1 BS P6,3 BC P6,3 BC P6,2 BS P6,2 RET YS: MOV A,@200 MOV YS_2,A KI: MOV A,@200 MOV YS_3,A KW: DJZ YS_3 JMP KW DJZ YS_2 JMP KI RET MAIN: MOV A,@0X0 IOW 0X0E MOV A,@0B11000000 CONTW CLR 0X0F MOV A,@0X01 IOW 0X0F ENI MOV A,@0X10 MOV 0X4,A LOPKN: MOV A,@0 MOV 0X0,A JBS 0X4,6 JMP KOL JMP KIL KOL: NOP INC 0X4 JMP LOPKN KIL: BS 0X4,6 MOV A,@0B00000000 IOW P6 IOW P5 CLR P5 CLR P6 COM P6 MOV A,@0B00111111 ;SET A MOV FM_1,A CALL SSU MOV A,@0B00000000 MOV FM_1,A CALL SSU MOV A,@0B01000000 MOV FM_1,A CALL SSU MOV A,@0B01010000 MOV FM_1,A CALL SSU MOV A,@0B01100000 MOV FM_1,A CALL SSU MOV A,FM_2 MOV A,@0B01110000 MOV FM_1,A CALL SSU CALL YS CALL YS ;YS>10M MOV A,@0B01000010 MOV FM_1,A CALL SSU MOV A,@0B01010110 MOV FM_1,A CALL SSU MOV A,@0B01100111 MOV FM_1,A CALL SSU MOV A,FM_2 MOV A,@0B01110001 MOV FM_1,A CALL SSU MOV A,@0B10000110 MOV FM_1,A CALL SSU CALL YS ;>0.8MS MOV A,@0B00111110 MOV FM_1,A CALL SSU MOV A,@0B11100001 ;250.3 MOV FM_1,A CALL SSU CALL YS CALL YS CALL YS MOV A,@0B00101000 MOV FM_1,A CALL SSU MOV A,@0B11100001 ;250.3 MOV FM_1,A CALL SSU CALL YS LOP: CALL YS NOP NOP NOP CALL YS NOP NOP NOP JMP LOP EOP
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