c8051f005_DA测试程序

sfr EIP1     = 0xF6;    /* EXTERNAL INTERRUPT PRIORITY REGISTER 1                  */
sfr EIP2     = 0xF7;    /* EXTERNAL INTERRUPT PRIORITY REGISTER 2                  */
sfr SPI0CN   = 0xF8;    /* SERIAL PERIPHERAL INTERFACE 0 CONTROL                   */
sfr PCA0H    = 0xF9;    /* PCA 0 TIMER - HIGH BYTE                                 */
sfr PCA0CPH0 = 0xFA;    /* CAPTURE/COMPARE REGISTER FOR PCA 0 MODULE 0 - HIGH BYTE */
sfr PCA0CPH1 = 0xFB;    /* CAPTURE/COMPARE REGISTER FOR PCA 0 MODULE 1 - HIGH BYTE */
sfr PCA0CPH2 = 0xFC;    /* CAPTURE/COMPARE REGISTER FOR PCA 0 MODULE 2 - HIGH BYTE */
sfr PCA0CPH3 = 0xFD;    /* CAPTURE/COMPARE REGISTER FOR PCA 0 MODULE 3 - HIGH BYTE */
sfr PCA0CPH4 = 0xFE;    /* CAPTURE/COMPARE REGISTER FOR PCA 0 MODULE 4 - HIGH BYTE */
sfr WDTCN    = 0xFF;    /* WATCHDOG TIMER CONTROL                                  */

/*  BIT Registers  */

/*  TCON  0x88 */
sbit TF1   = TCON ^ 7;              /* TIMER 1 OVERFLOW FLAG      */
sbit TR1   = TCON ^ 6;              /* TIMER 1 ON/OFF CONTROL     */
sbit TF0   = TCON ^ 5;              /* TIMER 0 OVERFLOW FLAG      */
sbit TR0   = TCON ^ 4;              /* TIMER 0 ON/OFF CONTROL     */
sbit IE1   = TCON ^ 3;              /* EXT. INTERRUPT 1 EDGE FLAG */
sbit IT1   = TCON ^ 2;              /* EXT. INTERRUPT 1 TYPE      */
sbit IE0   = TCON ^ 1;              /* EXT. INTERRUPT 0 EDGE FLAG */
sbit IT0   = TCON ^ 0;              /* EXT. INTERRUPT 0 TYPE      */

/*  SCON  0x98 */
sbit SM0   = SCON ^ 7;              /* SERIAL MODE CONTROL BIT 0           */
sbit SM1   = SCON ^ 6;              /* SERIAL MODE CONTROL BIT 1           */
sbit SM2   = SCON ^ 5;              /* MULTIPROCESSOR COMMUNICATION ENABLE */
sbit REN   = SCON ^ 4;              /* RECEIVE ENABLE                      */
sbit TB8   = SCON ^ 3;              /* TRANSMIT BIT 8                      */
sbit RB8   = SCON ^ 2;              /* RECEIVE BIT 8                       */
sbit TI    = SCON ^ 1;              /* TRANSMIT INTERRUPT FLAG             */
sbit RI    = SCON ^ 0;              /* RECEIVE INTERRUPT FLAG              */

/*  IE  0xA8 */
sbit EA    = IE ^ 7;                /* GLOBAL INTERRUPT ENABLE      */
sbit ET2   = IE ^ 5;                /* TIMER 2 INTERRUPT ENABLE     */
sbit ES    = IE ^ 4;                /* SERIAL PORT INTERRUPT ENABLE */
sbit ET1   = IE ^ 3;                /* TIMER 1 INTERRUPT ENABLE     */
sbit EX1   = IE ^ 2;                /* EXTERNAL INTERRUPT 1 ENABLE  */
sbit ET0   = IE ^ 1;                /* TIMER 0 INTERRUPT ENABLE     */
sbit EX0   = IE ^ 0;                /* EXTERNAL INTERRUPT 0 ENABLE  */

/*  IP  0xB8 */
sbit PT2   = IP ^ 5;                /* TIMER 2 PRIORITY     */
sbit PS    = IP ^ 4;                /* SERIAL PORT PRIORITY    */
sbit PT1   = IP ^ 3;                /* TIMER 1 PRIORITY     */
sbit PX1   = IP ^ 2;                /* EXTERNAL INTERRUPT 1 PRIORITY */
sbit PT0   = IP ^ 1;                /* TIMER 0 PRIORITY     */
sbit PX0   = IP ^ 0;                /* EXTERNAL INTERRUPT 0 PRIORITY */

/* SMB0CN 0xC0 */
sbit BUSY     =   SMB0CN ^ 7;       /* SMBUS 0 BUSY                    */
sbit ENSMB    =   SMB0CN ^ 6;       /* SMBUS 0 ENABLE                  */
sbit STA      =   SMB0CN ^ 5;       /* SMBUS 0 START FLAG              */

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本文关键字：程序  51单片机，单片机-工控设备 - 51单片机