A Atmel RF2xx Radio Library for Mbed
Dependents: xBedRadio MxSniffer
Diff: uracolib/MxRadio_trx_rf230_sram.cpp
- Revision:
- 0:5f1d66c85ae0
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/uracolib/MxRadio_trx_rf230_sram.cpp Thu Apr 09 16:42:51 2015 +0800 @@ -0,0 +1,123 @@ +/* Copyright (c) 2007 Axel Wachtler + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + * Neither the name of the authors nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. */ + +/* + * =========================================================================== + * This file is a copy of the file hif_rf230.c, which is part of + * Atmels software package "IEEE 802.15.4 MAC for AVR Z-Link" + * =========================================================================== + */ +/* + * Copyright (c) 2006, Atmel Corporation All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * 3. The name of ATMEL may not be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY ATMEL ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY AND + * SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + + +/* $Id$ */ +/** + * @file + * @brief SRAM access functionds for AT86RF230. + * + * This functions are moved to this module, in order to + * make librf230 more scaleable. + * + * + */ + + +/* === Includes ============================================================ */ +#include <MxRadio.h> + +void cMxRadio::trx_sram_write(trx_ramaddr_t addr, uint8_t length, uint8_t *data) +{ + + // Select transceiver + m_cs=0;//SPI_SELN_LOW(); + + m_spi.write(TRX_CMD_SW);//SPI_DATA_REG = TRX_CMD_SW; + //SPI_WAITFOR(); + m_spi.write(addr);//SPI_DATA_REG = addr; + //SPI_WAITFOR(); + do + { + m_spi.write(*data++);//SPI_DATA_REG = *data++; + //SPI_WAITFOR(); + } + while (--length > 0); + + // Deselect Slave + m_cs=1;//SPI_SELN_HIGH(); +} + + +void cMxRadio::trx_sram_read(trx_ramaddr_t addr, uint8_t length, uint8_t *data) +{ + + // Select transceiver + m_cs=0;//SPI_SELN_LOW(); + + m_spi.write(TRX_CMD_SR);//SPI_DATA_REG = TRX_CMD_SR; + //SPI_WAITFOR(); + m_spi.write(addr);//SPI_DATA_REG = addr; + //SPI_WAITFOR(); + do + { + //SPI_DATA_REG = 0; /* dummy out */ + //SPI_WAITFOR(); + *data++ = m_spi.write(0);//SPI_DATA_REG; + } + while (--length > 0); + + // Deselect Slave + m_cs=1;//SPI_SELN_HIGH(); +} + +/* EOF */