ads1286.txt

TI公司的ADS1286驱动程序

CLK     EQU     p0.4
DO      EQU     P0.5
CS      EQU     P0.6
DATE1   EQU     20H
DATE2   EQU     21H
;############################
         ORG   0000H
         AJMP  ADS1286
         ORG   0030H
ADS1286: MOV   R2,#08H
         MOV   R3,#04H
         CLR   CS
         CLR   CLK
         SETB  CLK
         CLR   CLK
         SETB  CLK
         CLR   CLK
         SETB  CLK
ADS1286A: CLR   CLK
          MOV   C,DO
          RLC   A
          SETB  CLK
          DJNZ  R2,ADS1286A
          MOV   DATE1,A
;#############################
          CLR   A
ADS1286B: CLR   CLK
          MOV   C,DO
          RLC   A
          SETB  CLK
          DJNZ  R3,ADS1286B
          SETB  CS
          MOV   DATE2,A
          AJMP  ADS1286
          END