tlc0832实例汇编编程 (8位串行A/D芯片兼容ADC0832) ;================================= ;温度采集子程序 ;================================= SAMPLE:                    SETB  ADSI                    SETB  ADSO                    SETB  ADCLK                    CLR   ADCS                    NOP                    SETB  ADCS                           ;                    CLR   ADCLK                    CLR   ADCS                            ;开始采集                    CALL  delay                           ;延时子程序                    SETB  ADSI                            ;首个位为1(起始位)                    SETB  ADCLK                          ;时钟上升沿                    NOP                    CLR   ADCLK                          ;                    SETB  ADSI                           ;又一个时钟上升沿用于极性选择.                    SETB  ADCLK                          ;SGL=1  (单极性对地)而不是对VREF                    NOP                    CLR   ADCLK                    MOV   C,RB0                           ；rb0地址选择位单元                    MOV   ADSI,C                    SETB  ADCLK                       ;又一个时钟上升沿用于选地址                    NOP                    CLR   ADCLK                    NOP                    SETB  ADCLK                          ;第四个时钟上升沿                    NOP                    CLR   ADCLK                    NOP                    SETB  ADCLK                    MOV   C,ADSO                    CLR   ADCLK                          ;时钟下降沿读入数据                    RLC   A                              ;7                    SETB  ADCLK                    MOV   C,ADSO                    CLR   ADCLK                    RLC   A                                                         ;6                    SETB  ADCLK                    MOV   C,ADSO                    CLR   ADCLK                    RLC   A                                                         ;5                    SETB  ADCLK                    MOV   C,ADSO                    CLR   ADCLK                    RLC   A                                                         ;4                    SETB  ADCLK                    MOV   C,ADSO                    CLR   ADCLK                    RLC   A                                                         ;3                    SETB  ADCLK                    MOV   C,ADSO                    CLR   ADCLK                    RLC   A                                                         ;2                    SETB  ADCLK                    MOV   C,ADSO                    CLR   ADCLK                    RLC   A                                                         ;1                    SETB  ADCLK                    MOV   C,ADSO                    CLR   ADCLK                    RLC   A                                                         ;0                    SETB  ADCLK                    NOP                    CLR   ADCLK                          ;1                    NOP                    SETB  ADCLK                    NOP                    CLR   ADCLK                          ;2                    NOP                    SETB  ADCLK                    NOP                    CLR   ADCLK                          ;3                    NOP                    SETB  ADCLK                    NOP                    CLR   ADCLK                          ;4                    NOP                    SETB  ADCLK                    NOP                    CLR   ADCLK                          ;5                    NOP                    SETB  ADCLK                    NOP                    CLR   ADCLK                          ;6                    NOP                    SETB  ADCLK                    NOP                    CLR   ADCLK                          ;7                    NOP                    SETB  ADCLK                    NOP                    CLR   ADCLK                          ;wait for 高阻态                    NOP                    SETB  ADCLK                    NOP                    CLR   ADCLK                          ;wait for 高阻态                    NOP                    CALL  delay                    SETB  ADCS                    RET(综合电子论坛)  *注：部份文章为网上收录供大家共同学习参考之用，并不代表本站意见。如存在版权问题请马上通知我们，我们将马上删除。