libusrp/firmware/include/usrp_i2c_addr.h

79 lines
2.7 KiB
C++

/* -*- c++ -*- */
/*
* Copyright 2004 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU Radio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_USRP_I2C_ADDR_H
#define INCLUDED_USRP_I2C_ADDR_H
// I2C addresses
#define I2C_DEV_EEPROM 0x50 // 24LC02[45]: 7-bits 1010xxx
#define I2C_ADDR_BOOT (I2C_DEV_EEPROM | 0x0)
#define I2C_ADDR_TX_A (I2C_DEV_EEPROM | 0x4)
#define I2C_ADDR_RX_A (I2C_DEV_EEPROM | 0x5)
#define I2C_ADDR_TX_B (I2C_DEV_EEPROM | 0x6)
#define I2C_ADDR_RX_B (I2C_DEV_EEPROM | 0x7)
// format of FX2 BOOT EEPROM
// 00: 0xC0 code for ``Read IDs from EEPROM''
// 01: 0xFE USB Vendor ID (LSB)
// 02: 0xFF USB Vendor ID (MSB)
// 03: 0x02 USB Product ID (LSB)
// 04: 0x00 USB Product ID (MSB)
// 05: 0x01 USB Device ID (LSB) // rev1
// 06: 0x00 USB Device ID (MSB) // 0 = unconfig'd (no firmware)
// 07: 0x00 option byte
// format of daughterboard EEPROM
// 00: 0xDB code for ``I'm a daughterboard''
// 01: .. Daughterboard ID (LSB)
// 02: .. Daughterboard ID (MSB)
// 03: .. io bits 7-0 direction (bit set if it's an output from m'board)
// 04: .. io bits 15-8 direction (bit set if it's an output from m'board)
// 05: .. ADC0 DC offset correction (LSB)
// 06: .. ADC0 DC offset correction (MSB)
// 07: .. ADC1 DC offset correction (LSB)
// 08: .. ADC1 DC offset correction (MSB)
// ...
// 1f: .. negative of the sum of bytes [0x00, 0x1e]
#define DB_EEPROM_MAGIC 0x00
#define DB_EEPROM_MAGIC_VALUE 0xDB
#define DB_EEPROM_ID_LSB 0x01
#define DB_EEPROM_ID_MSB 0x02
#define DB_EEPROM_OE_LSB 0x03
#define DB_EEPROM_OE_MSB 0x04
#define DB_EEPROM_OFFSET_0_LSB 0x05 // offset correction for ADC or DAC 0
#define DB_EEPROM_OFFSET_0_MSB 0x06
#define DB_EEPROM_OFFSET_1_LSB 0x07 // offset correction for ADC or DAC 1
#define DB_EEPROM_OFFSET_1_MSB 0x08
#define DB_EEPROM_CHKSUM 0x1f
#define DB_EEPROM_CLEN 0x20 // length of common portion of eeprom
#define DB_EEPROM_CUSTOM_BASE DB_EEPROM_CLEN // first avail offset for
// daughterboard specific use
#endif /* INCLUDED_USRP_I2C_ADDR_H */