mcu_drv.h

用AT89C5131A开发USB的框架很好用

//! @file mcu_drv.h
//!
//! Copyright (c) 2004
//!
//! Please read file license.txt for copyright notice.
//!
//! @brief This file contains the AT8xC51SND3 driver definition.
//!
//! @version 1.2 (c5131-usb-generic-1_2_0)
//!
//! @todo
//! @bug

#ifndef _MCU_DRV_H_
#define _MCU_DRV_H_

// ____ I N C L U D E S ____________________________________________________


// ____ M A C R O S ________________________________________________________


// ____ D E F I N I T I O N ________________________________________________
/* 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_RXOUTB0B1 0x42
#define MSK_EP_DIR    0x7F

#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



#define Set_x2_mode()           (CKCON0 |= MSK_X2)
#define Set_x1_mode()           (CKCON0 &= ~MSK_X2)
#define Mode_x2()               ((CKCON0 & MSK_X2) == MSK_X2)

#define Set_timer0_x1_mode()    (CKCON0 |= MSK_T0X2)
#define Set_timer0_x2_mode()    (CKCON0 &=~MSK_T0X2)
#define Set_timer1_x1_mode()    (CKCON0 |= MSK_T1X2)
#define Set_timer1_x2_mode()    (CKCON0 &=~MSK_T1X2)
#define Set_timer2_x1_mode()    (CKCON0 |= MSK_T2X2)
#define Set_timer2_x2_mode()    (CKCON0 &=~MSK_T2X2)
#define Set_uart_x1_mode()      (CKCON0 |= MSK_UARTX2)
#define Set_uart_x2_mode()      (CKCON0 &=~MSK_UARTX2)
#define Set_pca_x1_mode()()     (CKCON0 |= MSK_PCAX2)
#define Set_pca_x2_mode()       (CKCON0 &=~MSK_PCAX2)

#define Set_idle_mode()         (PCON |= MSK_IDLE)
#define Set_power_down_mode()   (PCON |= MSK_PD)

#define Enable_eram()           (AUXR &= ~MSK_EXTRAM)
#define Disable_eram()          (AUXR |= MSK_EXTRAM)
#define Set_eram_size(s)        ((AUXR &= ~MSK_XRS),(AUXR |= s))

#define Enable_interrupt()      (EA = 1)
#define Disable_interrupt()     (EA = 0)

#define Enable_usb_interrupt()	(IE1 |= MSK_EUSB)
#define Disable_usb_interrupt()	(IE1 &= ~MSK_EUSB)

#define Enable_twi_interrupt()  (IE1 |= 0x02)
#define Disable_twi_interrupt() (IE1 &= 0xFD)

#define Disable_ale()           (AUXR |= MSK_AO)
#define Enable_ale()            (AUXR &= ~MSK_AO)
#define Switch_ale()            (AUXR ^= MSK_AO)

#define Wdt_immediate_reset()   ((WDTRST = 0x1E), \
                                 (WDTRST = 0xE1), \
                                 (WDTRST = 0x3C), \
                                 (WDTRST = 0xC3))


#endif   // _MCU_DRV_H_