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/*
* Copyright (C) 2014 Milan Babel <babel@inf.fu-berlin.de> and INRIA
* 2015-2016 Freie Universität Berlin
* 2016 Inria
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup drivers_cc2420
* @{
*
* @file
* @brief Definitions and settings for the cc2420
*
* @author Milan Babel <babel@inf.fu-berlin.de>
* @author Kévin Roussel <Kevin.Roussel@inria.fr>
* @author Thomas Eichinger <thomas.eichinger@fu-berlin.de>
* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
* @author Francisco Acosta <francisco.acosta@inria.fr>
*
*/
#ifndef CC2420_INTERNAL_H
#define CC2420_INTERNAL_H
#include <stdint.h>
#include "cc2420.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Delays for resetting and turning on the device
*/
#define CC2420_RESET_DELAY (500U)
#define CC2420_XOSCON_DELAY (2000U)
uint8_t cc2420_strobe(const cc2420_t *dev, const uint8_t command);
/**
* @brief Read from a register at address `addr` from device `dev`.
*
* @param[in] dev device to read from
* @param[in] addr address of the register to read
*
* @return the value of the specified register
*/
uint16_t cc2420_reg_read(const cc2420_t *dev, const uint8_t addr);
/**
* @brief Write to a register at address `addr` from device `dev`.
*
* @param[in] dev device to write to
* @param[in] addr address of the register to write
* @param[in] value value to write to the given register
*/
void cc2420_reg_write(const cc2420_t *dev, const uint8_t addr,
const uint16_t value);
/**
* @brief Read a chunk of data from the SRAM of the given device
*
* @param[in] dev device to read from
* @param[in] addr starting address to read from [valid 0x00-0x16B]
* @param[out] data buffer to read data into
* @param[in] len number of bytes to read from SRAM
*/
void cc2420_ram_read(const cc2420_t *dev, const uint16_t addr,
uint8_t *data, const size_t len);
/**
* @brief Write a chunk of data into the SRAM of the given device
*
* @param[in] dev device to write to
* @param[in] addr address in the SRAM to write to [valid 0x00-0x16B]
* @param[in] data data to copy into SRAM
* @param[in] len number of bytes to write to SRAM
*/
void cc2420_ram_write(const cc2420_t *dev, const uint16_t addr,
const uint8_t *data, const size_t len);
/**
* @brief Reads FIFO buffer from RAM at address 0x080
*
* @param[in] dev device to write to
* @param[in] data data to copy into SRAM
* @param[in] len number of bytes to write to SRAM
*/
void cc2420_fifo_read(const cc2420_t *dev, uint8_t *data, const size_t len);
/**
* @brief Writes FIFO buffer to RAM at address 0x000
*
* @param[in] dev device to write to
* @param[in] data data to copy into SRAM
* @param[in] len number of bytes to write to SRAM
*/
void cc2420_fifo_write(const cc2420_t *dev, uint8_t *data, const size_t len);
/**
* @brief Get the device's status byte
*/
uint8_t cc2420_status(cc2420_t *dev);
/**
* @brief Get the device's current state
*/
uint8_t cc2420_state(cc2420_t *dev);
/**
* @brief Enable on-board oscillator
*/
void cc2420_en_xosc(cc2420_t *dev);
#ifdef __cplusplus
}
#endif
#endif /* CC2420_INTERNAL_H_ */
/** @} */
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