usb_regs.h

cygnal 源代码

/*
   Copyright 2003 Cygnal Integrated Products, Inc.

   File:    usb_regs.h
   Author:  JS
   Created: AUG 03

   Copyright 2003 Cygnal Integrated Products, Inc.

   Target: C8051F32x
   Tool chain: KEIL C51 6.03 / KEIL EVAL C51

   Header file for USB firmware. Includes all USB core register
   addresses, register access macros, and register bit masks.

*/

#ifndef  _USB_REGS_H_
#define  _USB_REGS_H_

// USB Core Registers
#define  BASE     0x00
#define  FADDR    BASE
#define  POWER    BASE + 0x01
#define  IN1INT   BASE + 0x02
#define  OUT1INT  BASE + 0x04
#define  CMINT    BASE + 0x06
#define  IN1IE    BASE + 0x07
#define  OUT1IE   BASE + 0x09
#define  CMIE     BASE + 0x0B
#define  FRAMEL   BASE + 0x0C
#define  FRAMEH   BASE + 0x0D
#define  INDEX    BASE + 0x0E
#define  CLKREC   BASE + 0x0F
#define  E0CSR    BASE + 0x11
#define  EINCSRL  BASE + 0x11
#define  EINCSRH  BASE + 0x12
#define  EOUTCSRL BASE + 0x14
#define  EOUTCSRH BASE + 0x15
#define  E0CNT    BASE + 0x16
#define  EOUTCNTL BASE + 0x16
#define  EOUTCNTH BASE + 0x17
#define  FIFO_EP0 BASE + 0x20
#define  FIF0_EP1 BASE + 0x21
#define  FIF0_EP2 BASE + 0x22
#define  FIFO_EP3 BASE + 0x23

// USB Core Register Bits

// POWER
#define  rbISOUD        0x80
#define  rbSPEED        0x40
#define  rbUSBRST       0x08
#define  rbRESUME       0x04
#define  rbSUSMD        0x02
#define  rbSUSEN        0x01

// IN1INT
#define  rbIN3          0x08
#define  rbIN2          0x04
#define  rbIN1          0x02
#define  rbEP0          0x01

// OUT1INT
#define  rbOUT3         0x08
#define  rbOUT2         0x04
#define  rbOUT1         0x02

// CMINT
#define  rbSOF          0x08
#define  rbRSTINT       0x04
#define  rbRSUINT       0x02
#define  rbSUSINT       0x01

// IN1IE
#define  rbIN3E         0x08
#define  rbIN2E         0x04
#define  rbIN1E         0x02
#define  rbEP0E         0x01

// OUT1IE
#define  rbOUT3E        0x08
#define  rbOUT2E        0x04
#define  rbOUT1E        0x02

// CMIE
#define  rbSOFE         0x08
#define  rbRSTINTE      0x04
#define  rbRSUINTE      0x02
#define  rbSUSINTE      0x01

// E0CSR
#define  rbSSUEND       0x80
#define  rbSOPRDY       0x40
#define  rbSDSTL        0x20
#define  rbSUEND        0x10
#define  rbDATAEND      0x08
#define  rbSTSTL        0x04
#define  rbINPRDY       0x02
#define  rbOPRDY        0x01

// EINCSR1
#define  rbInCLRDT      0x40
#define  rbInSTSTL      0x20
#define  rbInSDSTL      0x10
#define  rbInFLUSH      0x08
#define  rbInUNDRUN     0x04
#define  rbInFIFONE     0x02
#define  rbInINPRDY     0x01

// EINCSR2
#define  rbInDBIEN      0x80
#define  rbInISO        0x40
#define  rbInDIRSEL     0x20
#define  rbInFCDT       0x08
#define  rbInSPLIT      0x04

// EOUTCSR1
#define  rbOutCLRDT     0x80
#define  rbOutSTSTL     0x40
#define  rbOutSDSTL     0x20
#define  rbOutFLUSH     0x10
#define  rbOutDATERR    0x08
#define  rbOutOVRUN     0x04
#define  rbOutFIFOFUL   0x02
#define  rbOutOPRDY     0x01

// EOUTCSR2
#define  rbOutDBOEN     0x80
#define  rbOutISO       0x40

// Register read/write macros
#define UREAD_BYTE(addr,target) USB0ADR = (0x80 | addr); while(USB0ADR & 0x80); target = USB0DAT
#define UWRITE_BYTE(addr,data) USB0ADR = addr; USB0DAT = data; while(USB0ADR & 0x80)

#endif   /* _USB_REGS_H_ */