contiki/cpu/cc253x/dev/cc2530-rf.h
2012-07-11 10:53:14 +01:00

129 lines
5.3 KiB
C

/*
* Copyright (c) 2011, George Oikonomou - <oikonomou@users.sourceforge.net>
* 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. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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 part of the Contiki operating system.
*/
/**
* \file
* Implementation of the cc2530 RF driver
*
* \author
* George Oikonomou - <oikonomou@users.sourceforge.net>
*/
#ifndef __CC2530_RF_H__
#define __CC2530_RF_H__
#include "contiki.h"
#include "dev/radio.h"
#include "cc253x.h"
/*---------------------------------------------------------------------------
* RF Config
*---------------------------------------------------------------------------*/
#define CC2530_RF_TX_POWER_RECOMMENDED 0xD5
#ifdef CC2530_RF_CONF_TX_POWER
#define CC2530_RF_TX_POWER CC2530_RF_CONF_TX_POWER
#else
#define CC2530_RF_TX_POWER CC2530_RF_TX_POWER_RECOMMENDED
#endif /* CC2530_RF_CONF_TX_POWER */
#ifdef CC2530_RF_CONF_CCA_THRES
#define CC2530_RF_CCA_THRES CC2530_RF_CONF_CCA_THRES
#else
#define CC2530_RF_CCA_THRES CCA_THRES_USER_GUIDE /* User guide recommendation */
#endif /* CC2530_RF_CONF_CCA_THRES */
#ifdef CC2530_RF_CONF_CHANNEL
#define CC2530_RF_CHANNEL CC2530_RF_CONF_CHANNEL
#else
#define CC2530_RF_CHANNEL 18
#endif /* CC2530_RF_CONF_CHANNEL */
#define CC2530_RF_CHANNEL_MIN 11
#define CC2530_RF_CHANNEL_MAX 26
#define CC2530_RF_CHANNEL_SPACING 5
#ifdef CC2530_RF_CONF_AUTOACK
#define CC2530_RF_AUTOACK CC2530_RF_CONF_AUTOACK
#else
#define CC2530_RF_AUTOACK 1
#endif /* CC2530_RF_CONF_AUTOACK */
#ifdef CC2530_RF_CONF_LOW_POWER_RX
#define CC2530_RF_LOW_POWER_RX CC2530_RF_CONF_LOW_POWER_RX
#else
#define CC2530_RF_LOW_POWER_RX 0
#endif /* CC2530_RF_CONF_LOW_POWER_RX */
/*---------------------------------------------------------------------------*/
#define CCA_THRES_USER_GUIDE 0xF8
#define CCA_THRES_ALONE 0xFC /* -4-76=-80dBm when CC2530 operated alone or with CC2591 in LGM */
#define CCA_THR_HGM 0x06 /* 6-76=-70dBm when CC2530 operated with CC2591 in HGM */
#define CORR_THR 0x14
/*---------------------------------------------------------------------------*/
#define CC2530_RF_MAX_PACKET_LEN 127
#define CC2530_RF_MIN_PACKET_LEN 4
/*---------------------------------------------------------------------------*/
#define CC2530_RF_CCA_CLEAR 1
#define CC2530_RF_CCA_BUSY 0
/* Wait for RSSI to be valid. */
#define CC2530_RF_CCA_VALID_WAIT() while(!(RSSISTAT & RSSIST))
/*---------------------------------------------------------------------------
* Command Strobe Processor
*---------------------------------------------------------------------------*/
/* OPCODES */
#define CSP_OP_ISRXON 0xE3
#define CSP_OP_ISTXON 0xE9
#define CSP_OP_ISTXONCCA 0xEA
#define CSP_OP_ISRFOFF 0xEF
#define CSP_OP_ISFLUSHRX 0xED
#define CSP_OP_ISFLUSHTX 0xEE
#define CC2530_CSP_ISRXON() do { RFST = CSP_OP_ISRXON; } while(0)
#define CC2530_CSP_ISTXON() do { RFST = CSP_OP_ISTXON; } while(0)
#define CC2530_CSP_ISTXONCCA() do { RFST = CSP_OP_ISTXONCCA; } while(0)
#define CC2530_CSP_ISRFOFF() do { RFST = CSP_OP_ISRFOFF; } while(0)
/* OP x 2 for flushes */
#define CC2530_CSP_ISFLUSHRX() do { \
RFST = CSP_OP_ISFLUSHRX; \
RFST = CSP_OP_ISFLUSHRX; \
} while(0)
#define CC2530_CSP_ISFLUSHTX() do { \
RFST = CSP_OP_ISFLUSHTX; \
RFST = CSP_OP_ISFLUSHTX; \
} while(0)
/*---------------------------------------------------------------------------*/
extern const struct radio_driver cc2530_rf_driver;
/*---------------------------------------------------------------------------*/
int8_t cc2530_rf_channel_set(uint8_t channel);
#define cc2530_rf_channel_get() ((uint8_t)((FREQCTRL + 44) / 5))
uint8_t cc2530_rf_power_set(uint8_t new_power);
void cc2530_rf_set_addr(uint16_t pan);
/*---------------------------------------------------------------------------*/
#endif /* __CC2530_RF_H__ */