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