📄 ezregs.h
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//-----------------------------------------------------------------------------
// File: ezregs.h
// Contents: EZ-USB register declarations and bit mask definitions.
//
// Copyright (c) 1997 AnchorChips, Inc. All rights reserved
//-----------------------------------------------------------------------------
#ifndef EZREGS_H /* Header Sentry */
#define EZREGS_H
/*-----------------------------------------------------------------------------
Global Variables
-----------------------------------------------------------------------------*/
// The Ez-USB registers are defined here. There used to be 3 files containing
// this information: ezregs.h (external refs), ezregs.c (bound reg names to an
// explicit address in ezusb.lib), and ezregs.inc (included in assembly files).
// We now use ezregs.h for register address allocation instead of ezregs.c by
// using "#define ALLOCATE_EXTERN". The file ezregs.c now just includes ezregs.h.
// When using "#define ALLOCATE_EXTERN", you get:
// xdata volatile BYTE OUT7BUF[64] _at_ 0x7B40;
// Such lines used to be in ezregs.c, but now are created from ezregs.h by using
// the preprocessor. The definitions in ezregs.c were redundant.
// Incidently, these lines will not generate any space in the resulting hex
// file; they just bind the symbols to the addresses for compilation.
// Since the file ezregs.c is still used in the library build, you normally
// just need to use #include "ezregs.h" in your files (i.e. fw.c).
// If you want to generate your own (non-frameworks based) C example, then you
// just need to put "#define ALLOCATE_EXTERN" in your main program file;
// i.e. fw.c or a stand-alone C source file. Any time you link with ezusb.lib,
// it will not be necessary to "#define ALLOCATE_EXTERN".
// Without "#define ALLOCATE_EXTERN", you just get the external reference:
// extern xdata volatile BYTE OUT7BUF[64] ;// 0x7B40;
// This uses the concatenation operator "##" to insert a comment "//"
// to cut off the end of the line, "_at_ 0x7B40;", which is not wanted.
// If you modify the register definitions below, please regenerate the file
// "ezregs.inc" which uses the same basic information, but which could not be
// derived automatically from this one source file using the preprocessor.
/*-----------------------------------------------------------------------------
Special Function Registers (SFRs)
The byte registers and bits defined in the following list are based
on the Synopsis definition of the 8051 Special Function Registers for EZ-USB.
If you modify the register definitions below, please regenerate the file
"ezregs.inc" which includes the same basic information for assembly inclusion.
-----------------------------------------------------------------------------*/
#define EXTERN extern
EXTERN xdata volatile BYTE OUT7BUF[64];
EXTERN xdata volatile BYTE IN7BUF[64];
EXTERN xdata volatile BYTE OUT6BUF[64];
EXTERN xdata volatile BYTE IN6BUF[64];
EXTERN xdata volatile BYTE OUT5BUF[64];
EXTERN xdata volatile BYTE IN5BUF[64];
EXTERN xdata volatile BYTE OUT4BUF[64];
EXTERN xdata volatile BYTE IN4BUF[64];
EXTERN xdata volatile BYTE OUT3BUF[64];
EXTERN xdata volatile BYTE IN3BUF[64];
EXTERN xdata volatile BYTE OUT2BUF[64];
EXTERN xdata volatile BYTE IN2BUF[64];
EXTERN xdata volatile BYTE OUT1BUF[64];
EXTERN xdata volatile BYTE IN1BUF[64];
EXTERN xdata volatile BYTE OUT0BUF[64];
EXTERN xdata volatile BYTE IN0BUF[64];
EXTERN xdata volatile BYTE OUT8DATA;
EXTERN xdata volatile BYTE OUT9DATA;
EXTERN xdata volatile BYTE OUT10DATA;
EXTERN xdata volatile BYTE OUT11DATA;
EXTERN xdata volatile BYTE OUT12DATA;
EXTERN xdata volatile BYTE OUT13DATA;
EXTERN xdata volatile BYTE OUT14DATA;
EXTERN xdata volatile BYTE OUT15DATA;
EXTERN xdata volatile BYTE IN8DATA;
EXTERN xdata volatile BYTE IN9DATA;
EXTERN xdata volatile BYTE IN10DATA;
EXTERN xdata volatile BYTE IN11DATA;
EXTERN xdata volatile BYTE IN12DATA;
EXTERN xdata volatile BYTE IN13DATA;
EXTERN xdata volatile BYTE IN14DATA;
EXTERN xdata volatile BYTE IN15DATA;
EXTERN xdata volatile BYTE OUT8BCH;
EXTERN xdata volatile BYTE OUT8BCL;
EXTERN xdata volatile BYTE OUT9BCH;
EXTERN xdata volatile BYTE OUT9BCL;
EXTERN xdata volatile BYTE OUT10BCH;
EXTERN xdata volatile BYTE OUT10BCL;
EXTERN xdata volatile BYTE OUT11BCH;
EXTERN xdata volatile BYTE OUT11BCL;
EXTERN xdata volatile BYTE OUT12BCH;
EXTERN xdata volatile BYTE OUT12BCL;
EXTERN xdata volatile BYTE OUT13BCH;
EXTERN xdata volatile BYTE OUT13BCL;
EXTERN xdata volatile BYTE OUT14BCH;
EXTERN xdata volatile BYTE OUT14BCL;
EXTERN xdata volatile BYTE OUT15BCH;
EXTERN xdata volatile BYTE OUT15BCL;
EXTERN xdata volatile BYTE CPUCS;
EXTERN xdata volatile BYTE PORTACFG;
EXTERN xdata volatile BYTE PORTBCFG;
EXTERN xdata volatile BYTE PORTCCFG;
EXTERN xdata volatile BYTE OUTA;
EXTERN xdata volatile BYTE OUTB;
EXTERN xdata volatile BYTE OUTC;
EXTERN xdata volatile BYTE PINSA;
EXTERN xdata volatile BYTE PINSB;
EXTERN xdata volatile BYTE PINSC;
EXTERN xdata volatile BYTE OEA;
EXTERN xdata volatile BYTE OEB;
EXTERN xdata volatile BYTE OEC;
EXTERN xdata volatile BYTE UART230;
EXTERN xdata volatile BYTE ISOERR;
EXTERN xdata volatile BYTE ISOCTL;
EXTERN xdata volatile BYTE ZBCOUT;
EXTERN xdata volatile BYTE ZBCIN;
EXTERN xdata volatile BYTE I2CS;
EXTERN xdata volatile BYTE I2DAT;
EXTERN xdata volatile BYTE IVEC;
EXTERN xdata volatile BYTE IN07IRQ;
EXTERN xdata volatile BYTE OUT07IRQ;
EXTERN xdata volatile BYTE USBIRQ;
EXTERN xdata volatile BYTE IN07IEN;
EXTERN xdata volatile BYTE OUT07IEN;
EXTERN xdata volatile BYTE USBIEN;
EXTERN xdata volatile BYTE USBBAV;
EXTERN xdata volatile DWORD BPADDR;
//volatile EXTERN xdata BYTE BPADDRL _AT_ 0x7FB3;
EXTERN xdata volatile EPIOC EPIO[16];
//EXTERN xdata volatile BYTE SUDPTRH;
//EXTERN xdata volatile BYTE SUDPTRL;
EXTERN xdata volatile BYTE USBCS;
EXTERN xdata volatile BYTE TOGCTL;
EXTERN xdata volatile BYTE USBFRAMEL;
EXTERN xdata volatile BYTE USBFRAMEH;
EXTERN xdata volatile BYTE FNADDR;
EXTERN xdata volatile BYTE USBPAIR;
EXTERN xdata volatile BYTE IN07VAL;
EXTERN xdata volatile BYTE OUT07VAL;
EXTERN xdata volatile BYTE INISOVAL;
EXTERN xdata volatile BYTE OUTISOVAL;
EXTERN xdata volatile BYTE FASTXFR;
EXTERN xdata volatile BYTE AUTOPTRH;
EXTERN xdata volatile BYTE AUTOPTRL;
EXTERN xdata volatile BYTE AUTODATA;
EXTERN xdata volatile BYTE SETUPDAT[8];
EXTERN xdata volatile BYTE OUT8ADDR;
EXTERN xdata volatile BYTE OUT9ADDR;
EXTERN xdata volatile BYTE OUT10ADDR;
EXTERN xdata volatile BYTE OUT11ADDR;
EXTERN xdata volatile BYTE OUT12ADDR;
EXTERN xdata volatile BYTE OUT13ADDR;
EXTERN xdata volatile BYTE OUT14ADDR;
EXTERN xdata volatile BYTE OUT15ADDR;
EXTERN xdata volatile BYTE IN8ADDR;
EXTERN xdata volatile BYTE IN9ADDR;
EXTERN xdata volatile BYTE IN10ADDR;
EXTERN xdata volatile BYTE IN11ADDR;
EXTERN xdata volatile BYTE IN12ADDR;
EXTERN xdata volatile BYTE IN13ADDR;
EXTERN xdata volatile BYTE IN14ADDR;
EXTERN xdata volatile BYTE IN15ADDR;
#undef EXTERN
/*-----------------------------------------------------------------------------
Bit Masks
-----------------------------------------------------------------------------*/
/* CPU Control & Status Register */
#define bmCHIPREV (bmBIT7 | bmBIT6 | bmBIT5 | bmBIT4)
#define bmCLK24OE bmBIT1
#define bm8052RES bmBIT0
/* Port Configuration Registers */
/* Port A */
#define bmRXD1OUT bmBIT7
#define bmRXD0OUT bmBIT6
#define bmFRD bmBIT5
#define bmFWR bmBIT4
#define bmCS bmBIT3
#define bmOE bmBIT2
#define bmT1OUT bmBIT1
#define bmT0OUT bmBIT0
/* Port B */
#define bmT2OUT bmBIT7
#define bmINT6 bmBIT6
#define bmINT5 bmBIT5
#define bmINT4 bmBIT4
#define bmTXD1 bmBIT3
#define bmRXD1 bmBIT2
#define bmT2EX bmBIT1
#define bmT2 bmBIT0
/* Port C */
#define bmRD bmBIT7
#define bmWR bmBIT6
#define bmT1 bmBIT5
#define bmT0 bmBIT4
#define bmINT1 bmBIT3
#define bmINT0 bmBIT2
#define bmTXD0 bmBIT1
#define bmRXD0 bmBIT0
/* Isochronous Status & End Point Valid Registers */
#define bmEP15 bmBIT7
#define bmEP14 bmBIT6
#define bmEP13 bmBIT5
#define bmEP12 bmBIT4
#define bmEP11 bmBIT3
#define bmEP10 bmBIT2
#define bmEP9 bmBIT1
#define bmEP8 bmBIT0
/* I2C Control & Status Register */
#define bmSTART bmBIT7
#define bmSTOP bmBIT6
#define bmLASTRD bmBIT5
#define bmID (bmBIT4 | bmBIT3)
#define bmBERR bmBIT2
#define bmACK bmBIT1
#define bmDONE bmBIT0
/* Interrupt Vector Register */
#define bmIV4 bmBIT6
#define bmIV3 bmBIT5
#define bmIV2 bmBIT4
#define bmIV1 bmBIT3
#define bmIV0 bmBIT2
/* End point Interrupt Request, End Point Interrupt Enable */
/* And End Point Valid Registers */
#define bmEP7 bmBIT7
#define bmEP6 bmBIT6
#define bmEP5 bmBIT5
#define bmEP4 bmBIT4
#define bmEP3 bmBIT3
#define bmEP2 bmBIT2
#define bmEP1 bmBIT1
#define bmEP0 bmBIT0
/* Global Interrupt Request & Enable Registers */
#define bmIBN bmBIT5
#define bmURES bmBIT4
#define bmSUSP bmBIT3
#define bmSUTOK bmBIT2
#define bmSOF bmBIT1
#define bmSUDAV bmBIT0
/* Global Control */
#define bmBREAK bmBIT3
#define bmBPPULSE bmBIT2
#define bmBPEN bmBIT1
#define bmAVEN bmBIT0
/* USB Control & Status Register */
#define bmRWAKEUP bmBIT7
#define bmDISCON bmBIT3
#define bmDISCOE bmBIT2
#define bmRENUM bmBIT1
#define bmSIGRESUME bmBIT0
/* End Point 0 Control & Status Register */
#define bmOUT bmBIT3
#define bmIN bmBIT2
#define bmHS bmBIT1
#define bmHSSTALL bmBIT0
/* End Point Control & Status Registers */
#define bmEPSTALL bmBIT0
#define bmEPBUSY bmBIT1
/* Fast Transfer Register */
#define bmFISO bmBIT7
#define bmFBLK bmBIT6
#define bmRPOL bmBIT5
#define bmRMOD1 bmBIT4
#define bmRMOD0 bmBIT3
#define bmWPOL bmBIT2
#define bmWMOD1 bmBIT1
#define bmWMOD0 bmBIT0
/* Endpoint Pairing Register */
#define bmISOSEND0 bmBIT7
#define bmPR6OUT bmBIT5
#define bmPR4OUT bmBIT4
#define bmPR2OUT bmBIT3
#define bmPR6IN bmBIT2
#define bmPR4IN bmBIT1
#define bmPR2IN bmBIT0
/* End point control offsets */
enum
{
IN0BUF_ID = 0,
IN1BUF_ID,
IN2BUF_ID,
IN3BUF_ID,
IN4BUF_ID,
IN5BUF_ID,
IN6BUF_ID,
IN7BUF_ID,
OUT0BUF_ID,
OUT1BUF_ID,
OUT2BUF_ID,
OUT3BUF_ID,
OUT4BUF_ID,
OUT5BUF_ID,
OUT6BUF_ID,
OUT7BUF_ID
};
#define EP0CS EPIO[0].cntrl
#define IN0BC EPIO[0].bytes
#define IN1CS EPIO[1].cntrl
#define IN1BC EPIO[1].bytes
#define IN2CS EPIO[2].cntrl
#define IN2BC EPIO[2].bytes
#define IN3CS EPIO[3].cntrl
#define IN3BC EPIO[3].bytes
#define IN4CS EPIO[4].cntrl
#define IN4BC EPIO[4].bytes
#define IN5CS EPIO[5].cntrl
#define IN5BC EPIO[5].bytes
#define IN6CS EPIO[6].cntrl
#define IN6BC EPIO[6].bytes
#define IN7CS EPIO[7].cntrl
#define IN7BC EPIO[7].bytes
#define OUT0CS EPIO[8].cntrl
#define OUT0BC EPIO[8].bytes
#define OUT1CS EPIO[9].cntrl
#define OUT1BC EPIO[9].bytes
#define OUT2CS EPIO[10].cntrl
#define OUT2BC EPIO[10].bytes
#define OUT3CS EPIO[11].cntrl
#define OUT3BC EPIO[11].bytes
#define OUT4CS EPIO[12].cntrl
#define OUT4BC EPIO[12].bytes
#define OUT5CS EPIO[13].cntrl
#define OUT5BC EPIO[13].bytes
#define OUT6CS EPIO[14].cntrl
#define OUT6BC EPIO[14].bytes
#define OUT7CS EPIO[15].cntrl
#define OUT7BC EPIO[15].bytes
/*-----------------------------------------------------------------------------
Macros
-----------------------------------------------------------------------------*/
/* Convert End point ID (d0000eee) to EPIO offset */
#define EPID(id) (((~id & 0x80) >> 4) + (id & 0x07))
#endif /* EZREGS_H */
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