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源代码在线查看： ext_5131.h
/*H***************************************************************************
* NAME: ext_5131.h
*-----------------------------------------------------------------------------
* PURPOSE: This file is an extension to the AT89C5131.h file.
* It defines mask for registers.
*-----------------------------------------------------------------------------
* CHANGES:
*
******************************************************************************/
#ifndef _EXT5131_H_
#define _EXT5131_H_
/*_____ I N C L U D E S ____________________________________________________*/
/*_____ M A C R O S ________________________________________________________*/
/* INTERRUPT NUMBER */
#define IRQ_INT0 0
#define IRQ_T0 1
#define IRQ_INT1 2
#define IRQ_T1 3
#define IRQ_UART 4
#define IRQ_T2 5
#define IRQ_PCA 6
#define IRQ_KBD 7
#define IRQ_TWI 8
#define IRQ_SPI 9
#define IRQ_USB 13
/* USB */
#define MSK_TXCMPL 0x01 /* UEPSTAX */
#define MSK_RXOUTB0 0x02
#define MSK_RXOUT 0x02
#define MSK_RXSETUP 0x04
#define MSK_STALLED 0x08
#define MSK_TXRDY 0x10
#define MSK_STALLRQ 0x20
#define MSK_RXOUTB1 0x40
#define MSK_DIR 0x80
#define MSK_SPINT 0x01 /* USBINT */
#define MSK_SOFINT 0x08
#define MSK_EORINT 0x10
#define MSK_WUPCPU 0x20
#define MSK_ESPINT 0x01 /* USBIEN */
#define MSK_ESOFINT 0x08
#define MSK_EEORINT 0x10
#define MSK_EWUPCPU 0x20
#define MSK_USBE 0x80 /* USBCON */
#define MSK_SUSPCLK 0x40
#define MSK_SDRMWUP 0x20
#define MSK_DETACH 0x10
#define MSK_UPRSM 0x08
#define MSK_RMWUPE 0x04
#define MSK_CONFG 0x02
#define MSK_FADDEN 0x01
#define MSK_FEN 0x80 /* USBADDR */
#define MSK_EPEN 0x80 /* UEPCONX */
#define MSK_DTGL 0x08
#define MSK_EPDIR 0x04
#define MSK_EPTYPE1 0x02
#define MSK_EPTYPE0 0x01
#define MSK_EP6RST 0x40 /* UEPRST */
#define MSK_EP5RST 0x20
#define MSK_EP4RST 0x10
#define MSK_EP3RST 0x08
#define MSK_EP2RST 0x04
#define MSK_EP1RST 0x02
#define MSK_EP0RST 0x01
#define MSK_EP6INTE 0x40 /* UEPIEN */
#define MSK_EP5INTE 0x20
#define MSK_EP4INTE 0x10
#define MSK_EP3INTE 0x08
#define MSK_EP2INTE 0x04
#define MSK_EP1INTE 0x02
#define MSK_EP0INTE 0x01
#define MSK_CRCOK 0x20 /* UFNUMH */
#define MSK_CRCERR 0x10
/* SYSTEM MANAGEMENT */
#define MSK_SMOD1 0x80 /* PCON */
#define MSK_SMOD0 0x40
#define MSK_POF 0x10
#define MSK_GF1 0x08
#define MSK_GF0 0x04
#define MSK_PD 0x02
#define MSK_IDLE 0x01
#define MSK_DPU 0x80 /* AUXR0 */
#define MSK_M0 0x20
#define MSK_DPHDIS 0x10
#define MSK_XRS 0x0C
#define MSK_EXTRAM 0x02
#define MSK_AO 0x01
#define MSK_ENBOOT 0x20 /* AUXR1 */
#define MSK_GF3 0x08
#define MSK_DPS 0x01
/* PLL & CLOCK */
#define MSK_TWIX2 0x80 /* CKCON0 */
#define MSK_WDX2 0x40
#define MSK_PCAX2 0x20
#define MSK_SIX2 0x10
#define MSK_T2X2 0x08
#define MSK_T1X2 0x04
#define MSK_T0X2 0x02
#define MSK_X2 0x01
#define MSK_SPIX2 0x01 /* CKCON1 */
#define MSK_PLOCK 0x01 /* PLLCON */
#define MSK_PLLEN 0x02
#define MSK_EXT48 0x04
#define MSK_R 0xF0 /* PLLDIV */
#define MSK_N 0x0F
/* INTERRUPT */
#define MSK_EC 0x40 /* IEN0 */
#define MSK_ET2 0x20
#define MSK_ES 0x10
#define MSK_ET1 0x08
#define MSK_EX1 0x04
#define MSK_ET0 0x02
#define MSK_EX0 0x01
#define MSK_EUSB 0x40 /* IEN1 */
#define MSK_ESPI 0x04
#define MSK_ETWI 0x02
#define MSK_EKB 0x01
/* TIMERS */
#define MSK_GATE1 0x80 /* TMOD */
#define MSK_C_T1 0x40
#define MSK_MO1 0x30
#define MSK_GATE0 0x08
#define MSK_C_T0 0x04
#define MSK_MO0 0x03
/* WATCHDOG */
#define MSK_WTO 0x07 /* WDTPRG*/
/* SPI CONTROLLER */
#define MSK_SPR 0x83 /* SPCON */
#define MSK_SPEN 0x40
#define MSK_SSDIS 0x20
#define MSK_MSTR 0x10
#define MSK_MODE 0x0C
#define MSK_CPOL 0x08
#define MSK_CPHA 0x04
#define MSK_SPIF 0x80 /* SPSTA */
#define MSK_WCOL 0x40
#define MSK_MODF 0x10
/* TWI CONTROLLER */
#define MSK_SSCR 0x83 /* SSCON */
#define MSK_SSPE 0x40
#define MSK_SSSTA 0x20
#define MSK_SSSTO 0x10
#define MSK_SSSI 0x08
#define MSK_SSAA 0x04
/* FLASH */
#define MSK_FCON_FBUSY 0x01
#endif /* _EXT5131_H_ */
