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path: root/nuttx/drivers/wireless/cc1101/ISM2_905MHzGFSK250kbps.c
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/****************************************************************************
 * drivers/wireless/cc1101/ISM2_905MHzGFSK250kbps.c
 *
 *   Copyright (C) 2011 Uros Platise. All rights reserved.
 *   Copyright (C) 2011 Ales Verbic.  All rights reserved.
 *
 *   Authors: Uros Platise <uros.platise@isotel.eu>
 *            Ales Verbic <ales.verbic@isotel.eu>
 *
 * 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 NuttX 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.
 *
 ****************************************************************************/
 
#include <nuttx/wireless/cc1101.h>

/** Settings for 905 MHz, GFSK at 250kbps
 * 
 *  ISM Region 2 (America) only, Band 902–928 MHz
 * 
 *  Cordless phones          1 W
 *  Microwave ovens        750 W
 *  Industrial heaters     100 kW
 *  Military radar        1000 kW
 * 
 *   Deviation = 126.953125 
 *   Base frequency = 901.999969 
 *   Carrier frequency = 905.998993 
 *   Channel number = 20 
 *   Carrier frequency = 905.998993 
 *   Modulated = true 
 *   Modulation format = GFSK 
 *   Manchester enable = false 
 *   Sync word qualifier mode = 30/32 sync word bits detected 
 *   Preamble count = 4 
 *   Channel spacing = 199.951172 
 *   Carrier frequency = 905.998993 
 *   Data rate = 249.939 
 *   RX filter BW = 541.666667 
 *   Data format = Normal mode 
 *   Length config = Variable packet length mode. Packet length configured by the first byte after sync word 
 *   CRC enable = true 
 *   Packet length = 61 
 *   Device address = 0 
 *   Address config = No address check 
 *   CRC autoflush = false 
 *   PA ramping = false 
 *   TX power = 0 
 */
const struct c1101_rfsettings_s cc1101_rfsettings_ISM2_905MHzGFSK250kbps = {
    .FSCTRL1 = 0x0C,    // FSCTRL1       Frequency Synthesizer Control
    .FSCTRL0 = 0x00,    // FSCTRL0       Frequency Synthesizer Control
    
    .FREQ2   = 0x22,    // FREQ2         Frequency Control Word, High Byte
    .FREQ1   = 0xB1,    // FREQ1         Frequency Control Word, Middle Byte
    .FREQ0   = 0x3B,    // FREQ0         Frequency Control Word, Low Byte
    
    .MDMCFG4 = 0x2D,    // MDMCFG4       Modem Configuration
    .MDMCFG3 = 0x3B,    // MDMCFG3       Modem Configuration
    .MDMCFG2 = 0x13,    // MDMCFG2       Modem Configuration
    .MDMCFG1 = 0x22,    // MDMCFG1       Modem Configuration
    .MDMCFG0 = 0xF8,    // MDMCFG0       Modem Configuration
    
    .DEVIATN = 0x62,    // DEVIATN       Modem Deviation Setting
    
    .FOCCFG  = 0x1D,    // FOCCFG        Frequency Offset Compensation Configuration
    
    .BSCFG   = 0x1C,    // BSCFG         Bit Synchronization Configuration
    
    .AGCCTRL2= 0xC7,    // AGCCTRL2      AGC Control
    .AGCCTRL1= 0x00,    // AGCCTRL1      AGC Control
    .AGCCTRL0= 0xB0,    // AGCCTRL0      AGC Control

    .FREND1  = 0xB6,    // FREND1        Front End RX Configuration
    .FREND0  = 0x10,    // FREND0        Front End TX Configuration
    
    .FSCAL3  = 0xEA,    // FSCAL3        Frequency Synthesizer Calibration
    .FSCAL2  = 0x2A,    // FSCAL2        Frequency Synthesizer Calibration
    .FSCAL1  = 0x00,    // FSCAL1        Frequency Synthesizer Calibration
    .FSCAL0  = 0x1F,    // FSCAL0        Frequency Synthesizer Calibration
    
    .CHMIN   = 0,       // VERIFY REGULATIONS!
    .CHMAX   = 0xFF,

    .PAMAX   = 8,       // 0 means power OFF, 8 represents PA[7]
    .PA      = {0x03, 0x0E, 0x1E, 0x27, 0x39, 0x8E, 0xCD, 0xC0}
};