225 lines
9.2 KiB
C
225 lines
9.2 KiB
C
/*
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* Copyright (c) 2015, Weptech elektronik GmbH Germany
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* http://www.weptech.de
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*/
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#include "cc1200-rf-cfg.h"
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#include "cc1200-const.h"
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#include "net/mac/tsch/tsch.h"
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/*
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* This is a setup for the following configuration:
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*
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* 802.15.4g
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* =========
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* Table 68f: Frequency band identifier 4 (863-870 MHz)
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* Table 68g: Modulation scheme identifier 0 (Filtered FSK)
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* Table 68h: Mode #1 (50kbps)
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*/
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/* Base frequency in kHz */
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#define RF_CFG_CHAN_CENTER_F0 863125
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/* Channel spacing in Hz */
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#define RF_CFG_CHAN_SPACING 200000
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/* The minimum channel */
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#define RF_CFG_MIN_CHANNEL 0
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/* The maximum channel */
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#define RF_CFG_MAX_CHANNEL 33
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/* The maximum output power in dBm */
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#define RF_CFG_MAX_TXPOWER CC1200_CONST_TX_POWER_MAX
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/* The carrier sense level used for CCA in dBm */
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#define RF_CFG_CCA_THRESHOLD (-91)
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/* The RSSI offset in dBm */
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#define RF_CFG_RSSI_OFFSET (-81)
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/*---------------------------------------------------------------------------*/
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static const char rf_cfg_descriptor[] = "802.15.4g 863-870MHz MR-FSK mode #1";
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/*---------------------------------------------------------------------------*/
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/* 1 byte time: 160 usec */
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#define CC1200_TSCH_PREAMBLE_LENGTH 800 /* 5 bytes */
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#define CC1200_TSCH_CONF_RX_WAIT 2200
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#define CC1200_TSCH_CONF_RX_ACK_WAIT 400
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#define CC1200_TSCH_DEFAULT_TS_CCA_OFFSET 1800
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#define CC1200_TSCH_DEFAULT_TS_CCA 128
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#define CC1200_TSCH_DEFAULT_TS_TX_OFFSET 3800
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#define CC1200_TSCH_DEFAULT_TS_RX_OFFSET (CC1200_TSCH_DEFAULT_TS_TX_OFFSET - CC1200_TSCH_PREAMBLE_LENGTH - (CC1200_TSCH_CONF_RX_WAIT / 2))
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#define CC1200_TSCH_DEFAULT_TS_RX_ACK_DELAY (CC1200_TSCH_DEFAULT_TS_TX_ACK_DELAY - CC1200_TSCH_PREAMBLE_LENGTH - (CC1200_TSCH_CONF_RX_ACK_WAIT / 2))
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#define CC1200_TSCH_DEFAULT_TS_TX_ACK_DELAY 3000
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#define CC1200_TSCH_DEFAULT_TS_RX_WAIT (CC1200_TSCH_PREAMBLE_LENGTH + CC1200_TSCH_CONF_RX_WAIT)
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#define CC1200_TSCH_DEFAULT_TS_ACK_WAIT (CC1200_TSCH_PREAMBLE_LENGTH + CC1200_TSCH_CONF_RX_ACK_WAIT)
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#define CC1200_TSCH_DEFAULT_TS_RX_TX 192
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#define CC1200_TSCH_DEFAULT_TS_MAX_ACK 3360 /* 17+1+3 bytes at 50 kbps */
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#define CC1200_TSCH_DEFAULT_TS_MAX_TX 20800 /* 126+1+3 bytes at 50 kbps */
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#define CC1200_TSCH_DEFAULT_SLACK_TIME 500
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/* Timeslot length: 31460 usec */
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#define CC1200_TSCH_DEFAULT_TS_TIMESLOT_LENGTH \
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( CC1200_TSCH_DEFAULT_TS_TX_OFFSET \
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+ CC1200_TSCH_DEFAULT_TS_MAX_TX \
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+ CC1200_TSCH_DEFAULT_TS_TX_ACK_DELAY \
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+ CC1200_TSCH_DEFAULT_TS_MAX_ACK \
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+ CC1200_TSCH_DEFAULT_SLACK_TIME \
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)
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/* TSCH timeslot timing (mircoseconds) */
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static const tsch_timeslot_timing_usec cc1200_50kbps_tsch_timing = {
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CC1200_TSCH_DEFAULT_TS_CCA_OFFSET,
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CC1200_TSCH_DEFAULT_TS_CCA,
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CC1200_TSCH_DEFAULT_TS_TX_OFFSET,
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CC1200_TSCH_DEFAULT_TS_RX_OFFSET,
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CC1200_TSCH_DEFAULT_TS_RX_ACK_DELAY,
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CC1200_TSCH_DEFAULT_TS_TX_ACK_DELAY,
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CC1200_TSCH_DEFAULT_TS_RX_WAIT,
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CC1200_TSCH_DEFAULT_TS_ACK_WAIT,
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CC1200_TSCH_DEFAULT_TS_RX_TX,
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CC1200_TSCH_DEFAULT_TS_MAX_ACK,
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CC1200_TSCH_DEFAULT_TS_MAX_TX,
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CC1200_TSCH_DEFAULT_TS_TIMESLOT_LENGTH,
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};
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/*
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* Register settings exported from SmartRF Studio using the standard template
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* "trxEB RF Settings Performance Line".
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*/
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// Modulation format = 2-GFSK
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// Whitening = false
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// Packet length = 255
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// Packet length mode = Variable
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// Packet bit length = 0
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// Symbol rate = 50
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// Deviation = 24.948120
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// Carrier frequency = 867.999878
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// Device address = 0
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// Manchester enable = false
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// Address config = No address check
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// Bit rate = 50
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// RX filter BW = 104.166667
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static const registerSetting_t preferredSettings[]=
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{
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{CC1200_IOCFG2, 0x06},
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{CC1200_SYNC3, 0x6E},
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{CC1200_SYNC2, 0x4E},
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{CC1200_SYNC1, 0x90},
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{CC1200_SYNC0, 0x4E},
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{CC1200_SYNC_CFG1, 0xE5},
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{CC1200_SYNC_CFG0, 0x23},
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{CC1200_DEVIATION_M, 0x47},
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{CC1200_MODCFG_DEV_E, 0x0B},
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{CC1200_DCFILT_CFG, 0x56},
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/*
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* 18.1.1.1 Preamble field
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* The Preamble field shall contain phyFSKPreambleLength (as defined in 9.3)
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* multiples of the 8-bit sequence “01010101” for filtered 2FSK.
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* The Preamble field shall contain phyFSKPreambleLength multiples of the
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* 16-bit sequence “0111 0111 0111 0111” for filtered 4FSK.
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*
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* We need to define this in order to be able to compute e.g. timeouts for the
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* MAC layer. According to 9.3, phyFSKPreambleLength can be configured between
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* 4 and 1000. We set it to 4. Attention: Once we use a long wake-up preamble,
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* the timing parameters have to change accordingly. Will we use a shorter
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* preamble for an ACK in this case???
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*/
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{CC1200_PREAMBLE_CFG1, 0x19},
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{CC1200_PREAMBLE_CFG0, 0xBA},
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{CC1200_IQIC, 0xC8},
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{CC1200_CHAN_BW, 0x84},
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{CC1200_MDMCFG1, 0x42},
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{CC1200_MDMCFG0, 0x05},
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{CC1200_SYMBOL_RATE2, 0x94},
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{CC1200_SYMBOL_RATE1, 0x7A},
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{CC1200_SYMBOL_RATE0, 0xE1},
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{CC1200_AGC_REF, 0x27},
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{CC1200_AGC_CS_THR, 0xF1},
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{CC1200_AGC_CFG1, 0x11},
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{CC1200_AGC_CFG0, 0x90},
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{CC1200_FIFO_CFG, 0x00},
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{CC1200_FS_CFG, 0x12},
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{CC1200_PKT_CFG2, 0x24},
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{CC1200_PKT_CFG0, 0x20},
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{CC1200_PKT_LEN, 0xFF},
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{CC1200_IF_MIX_CFG, 0x18},
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{CC1200_TOC_CFG, 0x03},
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{CC1200_MDMCFG2, 0x02},
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{CC1200_FREQ2, 0x56},
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{CC1200_FREQ1, 0xCC},
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{CC1200_FREQ0, 0xCC},
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{CC1200_IF_ADC1, 0xEE},
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{CC1200_IF_ADC0, 0x10},
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{CC1200_FS_DIG1, 0x04},
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{CC1200_FS_DIG0, 0x50},
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{CC1200_FS_CAL1, 0x40},
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{CC1200_FS_CAL0, 0x0E},
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{CC1200_FS_DIVTWO, 0x03},
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{CC1200_FS_DSM0, 0x33},
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{CC1200_FS_DVC1, 0xF7},
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{CC1200_FS_DVC0, 0x0F},
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{CC1200_FS_PFD, 0x00},
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{CC1200_FS_PRE, 0x6E},
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{CC1200_FS_REG_DIV_CML, 0x1C},
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{CC1200_FS_SPARE, 0xAC},
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{CC1200_FS_VCO0, 0xB5},
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{CC1200_IFAMP, 0x05},
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{CC1200_XOSC5, 0x0E},
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{CC1200_XOSC1, 0x03},
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};
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/*---------------------------------------------------------------------------*/
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/* Global linkage: symbol name must be different in each exported file! */
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const cc1200_rf_cfg_t cc1200_802154g_863_870_fsk_50kbps = {
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.cfg_descriptor = rf_cfg_descriptor,
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.register_settings = preferredSettings,
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.size_of_register_settings = sizeof(preferredSettings),
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.tx_pkt_lifetime = (RTIMER_SECOND / 20),
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.tx_rx_turnaround = (RTIMER_SECOND / 100),
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/* Includes 3 Bytes preamble + 2 Bytes SFD, at 160usec per byte = 800 usec */
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/* Includes time to completion of "Wait for TX to start" if cc1200.c: 397 usec */
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.delay_before_tx = ((unsigned)US_TO_RTIMERTICKS(800 + 397 + 423)),
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.delay_before_rx = (unsigned)US_TO_RTIMERTICKS(400),
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.delay_before_detect = 0,
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.chan_center_freq0 = RF_CFG_CHAN_CENTER_F0,
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.chan_spacing = RF_CFG_CHAN_SPACING,
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.min_channel = RF_CFG_MIN_CHANNEL,
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.max_channel = RF_CFG_MAX_CHANNEL,
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.max_txpower = RF_CFG_MAX_TXPOWER,
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.cca_threshold = RF_CFG_CCA_THRESHOLD,
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.rssi_offset = RF_CFG_RSSI_OFFSET,
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.bitrate = 50000,
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.tsch_timing = cc1200_50kbps_tsch_timing,
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};
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/*---------------------------------------------------------------------------*/
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