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//
// Copyright 2014 Ettus Research LLC
// Copyright 2018 Ettus Research, a National Instruments Company
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
#ifndef INCLUDED_E300_I2C_HPP
#define INCLUDED_E300_I2C_HPP
#include <boost/noncopyable.hpp>
#include <stdint.h>
#include <boost/shared_ptr.hpp>
#include <uhd/transport/zero_copy.hpp>
namespace uhd { namespace usrp { namespace e300 {
struct i2c_transaction_t {
i2c_transaction_t(): reg(0), addr(0), data(0), type(0) {};
uint16_t reg;
uint8_t addr;
uint8_t data;
uint8_t type;
};
class i2c : public boost::noncopyable
{
public:
typedef boost::shared_ptr<i2c> sptr;
static sptr make_i2cdev(const std::string &device);
static sptr make_zc(uhd::transport::zero_copy_if::sptr xport);
static sptr make_simple_udp(
const std::string &ip_addr,
const std::string &port);
virtual uint8_t get_i2c_reg8(
const uint8_t addr,
const uint8_t reg) = 0;
virtual uint8_t get_i2c_reg16(
const uint8_t addr,
const uint16_t reg) = 0;
virtual void set_i2c_reg8(
const uint8_t addr,
const uint8_t reg,
const uint8_t value) = 0;
virtual void set_i2c_reg16(
const uint8_t addr,
const uint16_t reg,
const uint8_t value) = 0;
static const uint8_t DB_EEPROM_ADDR = 0x50;
static const uint8_t MB_EEPROM_ADDR = 0x51;
static const uint8_t WRITE = 0x1;
static const uint8_t READ = 0x0;
static const uint8_t TWOBYTE = 0x4;
static const uint8_t ONEBYTE = 0x2;
};
}}};
#endif // INCLUDED_E300_I2C_HPP
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