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Add chat application

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pull/1/head
Jonathan Brandenburg 8 years ago
parent 3c6068328f
commit 161a66812c
16 changed files with 1149 additions and 0 deletions
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2
.gitignore vendored
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*.o
radiochat

31
chat/Makefile
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all: radiochat
rebuild: clean
rebuild: all
clean:
rm -f radiochat
rm -f *.o
rm -f */*.o
radiochat: spi/ax5043spi.o
radiochat: chat/chat_main.o
radiochat: crc/crc.o
gcc -o radiochat -pthread -Llibs/. spi/ax5043spi.o chat/chat_main.o crc/crc.o -lwiringPi -lax5043
spi/ax5043spi.o: spi/ax5043spi.c
spi/ax5043spi.o: spi/ax5043spi.h
cd spi; gcc -Wall -Wextra -c ax5043spi.c; cd ..
chat/chat_main.o: chat/chat_main.c
chat/chat_main.o: ax5043/ax5043init.h
chat/chat_main.o: spi/ax5043spi.h
chat/chat_main.o: ax5043/ax5043mode.h
chat/chat_main.o: ax5043/ax5043rx.h
chat/chat_main.o: generated/configrx.h
cd chat; gcc -Wall -Wextra -c chat_main.c; cd ..
crc/crc.o: crc/crc.c
crc/crc.o: crc/crc.h
cd crc; gcc -Wall -Wextra -c crc.c; cd ..

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chat/ax5043/ax5043init.h
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// Copyright (c) 2018 Brandenburg Tech, LLC
// Copyright (c) 2007,2008,2009,2010,2011,2012,2013, 2014 AXSEM AG
// 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 AXSEM AG, Duebendorf nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
// 4.All advertising materials mentioning features or use of this software
// must display the following acknowledgement:
// This product includes software developed by AXSEM AG and its contributors.
// 5.The usage of this source code is only granted for operation with AX5043
// and AX8052F143. Porting to other radio or communication devices is
// strictly prohibited.
//
// THIS SOFTWARE IS PROVIDED BY AXSEM AG 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 AXSEM AG AND 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.
#ifndef AX5043INIT_H_
#define AX5043INIT_H_
#include <stdint.h>
#define AXRADIO_ERR_NOERROR 0x00
#define AXRADIO_ERR_NOTSUPPORTED 0x01
#define AXRADIO_ERR_BUSY 0x02
#define AXRADIO_ERR_TIMEOUT 0x03
#define AXRADIO_ERR_INVALID 0x04
#define AXRADIO_ERR_NOCHIP 0x05
#define AXRADIO_ERR_RANGING 0x06
#define AXRADIO_ERR_LOCKLOST 0x07
#define AXRADIO_ERR_RETRANSMISSION 0x08
#define AXRADIO_ERR_RESYNC 0x09
#define AXRADIO_ERR_RESYNCTIMEOUT 0x0a
#define AXRADIO_ERR_RECEIVESTART 0x0b
#define AXRADIO_MODE_UNINIT 0x00
#define AXRADIO_MODE_OFF 0x01
#define AXRADIO_MODE_DEEPSLEEP 0x02
#define AXRADIO_MODE_CW_TRANSMIT 0x03
#define AXRADIO_MODE_ASYNC_TRANSMIT 0x10
#define AXRADIO_MODE_WOR_TRANSMIT 0x11
#define AXRADIO_MODE_ACK_TRANSMIT 0x12
#define AXRADIO_MODE_WOR_ACK_TRANSMIT 0x13
#define AXRADIO_MODE_STREAM_TRANSMIT_UNENC 0x18
#define AXRADIO_MODE_STREAM_TRANSMIT_SCRAM 0x19
#define AXRADIO_MODE_STREAM_TRANSMIT_UNENC_LSB 0x1A
#define AXRADIO_MODE_STREAM_TRANSMIT_SCRAM_LSB 0x1B
#define AXRADIO_MODE_STREAM_TRANSMIT 0x1C
#define AXRADIO_MODE_ASYNC_RECEIVE 0x20
#define AXRADIO_MODE_WOR_RECEIVE 0x21
#define AXRADIO_MODE_ACK_RECEIVE 0x22
#define AXRADIO_MODE_WOR_ACK_RECEIVE 0x23
#define AXRADIO_MODE_STREAM_RECEIVE_UNENC 0x28
#define AXRADIO_MODE_STREAM_RECEIVE_SCRAM 0x29
#define AXRADIO_MODE_STREAM_RECEIVE_UNENC_LSB 0x2A
#define AXRADIO_MODE_STREAM_RECEIVE_SCRAM_LSB 0x2B
#define AXRADIO_MODE_STREAM_RECEIVE 0x2C
#define AXRADIO_MODE_STREAM_RECEIVE_DATAPIN 0x2D
#define AXRADIO_MODE_SYNC_MASTER 0x30
#define AXRADIO_MODE_SYNC_ACK_MASTER 0x31
#define AXRADIO_MODE_SYNC_SLAVE 0x32
#define AXRADIO_MODE_SYNC_ACK_SLAVE 0x33
#define AX5043_AFSKCTRL 0x114 /* AFSK Control */
#define AX5043_AFSKMARK0 0x113 /* AFSK Mark (1) Frequency 0 */
#define AX5043_AFSKMARK1 0x112 /* AFSK Mark (1) Frequency 1 */
#define AX5043_AFSKSPACE0 0x111 /* AFSK Space (0) Frequency 0 */
#define AX5043_AFSKSPACE1 0x110 /* AFSK Space (0) Frequency 1 */
#define AX5043_AGCCOUNTER 0x043 /* AGC Counter */
#define AX5043_AMPLFILTER 0x115 /* Amplitude Filter */
#define AX5043_BBOFFSCAP 0x189 /* Baseband Offset Compensation Capacitors */
#define AX5043_BBTUNE 0x188 /* Baseband Tuning */
#define AX5043_BGNDRSSI 0x041 /* Background RSSI */
#define AX5043_BGNDRSSIGAIN 0x22E /* Background RSSI Averaging Time Constant */
#define AX5043_BGNDRSSITHR 0x22F /* Background RSSI Relative Threshold */
#define AX5043_CRCINIT0 0x017 /* CRC Initial Value 0 */
#define AX5043_CRCINIT1 0x016 /* CRC Initial Value 1 */
#define AX5043_CRCINIT2 0x015 /* CRC Initial Value 2 */
#define AX5043_CRCINIT3 0x014 /* CRC Initial Value 3 */
#define AX5043_DACCONFIG 0x332 /* DAC Configuration */
#define AX5043_DACVALUE0 0x331 /* DAC Value 0 */
#define AX5043_DACVALUE1 0x330 /* DAC Value 1 */
#define AX5043_DECIMATION 0x102 /* Decimation Factor */
#define AX5043_DIVERSITY 0x042 /* Antenna Diversity Configuration */
#define AX5043_ENCODING 0x011 /* Encoding */
#define AX5043_FEC 0x018 /* Forward Error Correction */
#define AX5043_FECSTATUS 0x01A /* Forward Error Correction Status */
#define AX5043_FECSYNC 0x019 /* Forward Error Correction Sync Threshold */
#define AX5043_FIFOCOUNT0 0x02B /* Number of Words currently in FIFO 0 */
#define AX5043_FIFOCOUNT1 0x02A /* Number of Words currently in FIFO 1 */
#define AX5043_FIFODATA 0x029 /* FIFO Data */
#define AX5043_FIFOFREE0 0x02D /* Number of Words that can be written to FIFO 0 */
#define AX5043_FIFOFREE1 0x02C /* Number of Words that can be written to FIFO 1 */
#define AX5043_FIFOSTAT 0x028 /* FIFO Control */
#define AX5043_FIFOTHRESH0 0x02F /* FIFO Threshold 0 */
#define AX5043_FIFOTHRESH1 0x02E /* FIFO Threshold 1 */
#define AX5043_FRAMING 0x012 /* Framing Mode */
#define AX5043_FREQA0 0x037 /* Frequency A 0 */
#define AX5043_FREQA1 0x036 /* Frequency A 1 */
#define AX5043_FREQA2 0x035 /* Frequency A 2 */
#define AX5043_FREQA3 0x034 /* Frequency A 3 */
#define AX5043_FREQB0 0x03F /* Frequency B 0 */
#define AX5043_FREQB1 0x03E /* Frequency B 1 */
#define AX5043_FREQB2 0x03D /* Frequency B 2 */
#define AX5043_FREQB3 0x03C /* Frequency B 3 */
#define AX5043_FSKDEV0 0x163 /* FSK Deviation 0 */
#define AX5043_FSKDEV1 0x162 /* FSK Deviation 1 */
#define AX5043_FSKDEV2 0x161 /* FSK Deviation 2 */
#define AX5043_FSKDMAX0 0x10D /* Four FSK Rx Maximum Deviation 0 */
#define AX5043_FSKDMAX1 0x10C /* Four FSK Rx Maximum Deviation 1 */
#define AX5043_FSKDMIN0 0x10F /* Four FSK Rx Minimum Deviation 0 */
#define AX5043_FSKDMIN1 0x10E /* Four FSK Rx Minimum Deviation 1 */
#define AX5043_GPADC13VALUE0 0x309 /* GPADC13 Value 0 */
#define AX5043_GPADC13VALUE1 0x308 /* GPADC13 Value 1 */
#define AX5043_GPADCCTRL 0x300 /* General Purpose ADC Control */
#define AX5043_GPADCPERIOD 0x301 /* GPADC Sampling Period */
#define AX5043_IFFREQ0 0x101 /* 2nd LO / IF Frequency 0 */
#define AX5043_IFFREQ1 0x100 /* 2nd LO / IF Frequency 1 */
#define AX5043_IRQINVERSION0 0x00B /* IRQ Inversion 0 */
#define AX5043_IRQINVERSION1 0x00A /* IRQ Inversion 1 */
#define AX5043_IRQMASK0 0x007 /* IRQ Mask 0 */
#define AX5043_IRQMASK1 0x006 /* IRQ Mask 1 */
#define AX5043_IRQREQUEST0 0x00D /* IRQ Request 0 */
#define AX5043_IRQREQUEST1 0x00C /* IRQ Request 1 */
#define AX5043_LPOSCCONFIG 0x310 /* Low Power Oscillator Calibration Configuration */
#define AX5043_LPOSCFREQ0 0x317 /* Low Power Oscillator Frequency Tuning Low Byte */
#define AX5043_LPOSCFREQ1 0x316 /* Low Power Oscillator Frequency Tuning High Byte */
#define AX5043_LPOSCKFILT0 0x313 /* Low Power Oscillator Calibration Filter Constant Low Byte */
#define AX5043_LPOSCKFILT1 0x312 /* Low Power Oscillator Calibration Filter Constant High Byte */
#define AX5043_LPOSCPER0 0x319 /* Low Power Oscillator Period Low Byte */
#define AX5043_LPOSCPER1 0x318 /* Low Power Oscillator Period High Byte */
#define AX5043_LPOSCREF0 0x315 /* Low Power Oscillator Reference Frequency Low Byte */
#define AX5043_LPOSCREF1 0x314 /* Low Power Oscillator Reference Frequency High Byte */
#define AX5043_LPOSCSTATUS 0x311 /* Low Power Oscillator Calibration Status */
#define AX5043_MATCH0LEN 0x214 /* Pattern Match Unit 0, Pattern Length */
#define AX5043_MATCH0MAX 0x216 /* Pattern Match Unit 0, Maximum Match */
#define AX5043_MATCH0MIN 0x215 /* Pattern Match Unit 0, Minimum Match */
#define AX5043_MATCH0PAT0 0x213 /* Pattern Match Unit 0, Pattern 0 */
#define AX5043_MATCH0PAT1 0x212 /* Pattern Match Unit 0, Pattern 1 */
#define AX5043_MATCH0PAT2 0x211 /* Pattern Match Unit 0, Pattern 2 */
#define AX5043_MATCH0PAT3 0x210 /* Pattern Match Unit 0, Pattern 3 */
#define AX5043_MATCH1LEN 0x21C /* Pattern Match Unit 1, Pattern Length */
#define AX5043_MATCH1MAX 0x21E /* Pattern Match Unit 1, Maximum Match */
#define AX5043_MATCH1MIN 0x21D /* Pattern Match Unit 1, Minimum Match */
#define AX5043_MATCH1PAT0 0x219 /* Pattern Match Unit 1, Pattern 0 */
#define AX5043_MATCH1PAT1 0x218 /* Pattern Match Unit 1, Pattern 1 */
#define AX5043_MAXDROFFSET0 0x108 /* Maximum Receiver Datarate Offset 0 */
#define AX5043_MAXDROFFSET1 0x107 /* Maximum Receiver Datarate Offset 1 */
#define AX5043_MAXDROFFSET2 0x106 /* Maximum Receiver Datarate Offset 2 */
#define AX5043_MAXRFOFFSET0 0x10B /* Maximum Receiver RF Offset 0 */
#define AX5043_MAXRFOFFSET1 0x10A /* Maximum Receiver RF Offset 1 */
#define AX5043_MAXRFOFFSET2 0x109 /* Maximum Receiver RF Offset 2 */
#define AX5043_MODCFGA 0x164 /* Modulator Configuration A */
#define AX5043_MODCFGF 0x160 /* Modulator Configuration F */
#define AX5043_MODCFGP 0xF5F /* Modulator Configuration P */
#define AX5043_MODULATION 0x010 /* Modulation */
#define AX5043_PINFUNCANTSEL 0x025 /* Pin Function ANTSEL */
#define AX5043_PINFUNCDATA 0x023 /* Pin Function DATA */
#define AX5043_PINFUNCDCLK 0x022 /* Pin Function DCLK */
#define AX5043_PINFUNCIRQ 0x024 /* Pin Function IRQ */
#define AX5043_PINFUNCPWRAMP 0x026 /* Pin Function PWRAMP */
#define AX5043_PINFUNCSYSCLK 0x021 /* Pin Function SYSCLK */
#define AX5043_PINSTATE 0x020 /* Pin State */
#define AX5043_PKTACCEPTFLAGS 0x233 /* Packet Controller Accept Flags */
#define AX5043_PKTCHUNKSIZE 0x230 /* Packet Chunk Size */
#define AX5043_PKTMISCFLAGS 0x231 /* Packet Controller Miscellaneous Flags */
#define AX5043_PKTSTOREFLAGS 0x232 /* Packet Controller Store Flags */
#define AX5043_PLLCPI 0x031 /* PLL Charge Pump Current */
#define AX5043_PLLCPIBOOST 0x039 /* PLL Charge Pump Current (Boosted) */
#define AX5043_PLLLOCKDET 0x182 /* PLL Lock Detect Delay */
#define AX5043_PLLLOOP 0x030 /* PLL Loop Filter Settings */
#define AX5043_PLLLOOPBOOST 0x038 /* PLL Loop Filter Settings (Boosted) */
#define AX5043_PLLRANGINGA 0x033 /* PLL Autoranging A */
#define AX5043_PLLRANGINGB 0x03B /* PLL Autoranging B */
#define AX5043_PLLRNGCLK 0x183 /* PLL Autoranging Clock */
#define AX5043_PLLVCODIV 0x032 /* PLL Divider Settings */
#define AX5043_PLLVCOI 0x180 /* PLL VCO Current */
#define AX5043_PLLVCOIR 0x181 /* PLL VCO Current Readback */
#define AX5043_POWCTRL1 0xF08 /* Power Control 1 */
#define AX5043_POWIRQMASK 0x005 /* Power Management Interrupt Mask */
#define AX5043_POWSTAT 0x003 /* Power Management Status */
#define AX5043_POWSTICKYSTAT 0x004 /* Power Management Sticky Status */
#define AX5043_PWRAMP 0x027 /* PWRAMP Control */
#define AX5043_PWRMODE 0x002 /* Power Mode */
#define AX5043_RADIOEVENTMASK0 0x009 /* Radio Event Mask 0 */
#define AX5043_RADIOEVENTMASK1 0x008 /* Radio Event Mask 1 */
#define AX5043_RADIOEVENTREQ0 0x00F /* Radio Event Request 0 */
#define AX5043_RADIOEVENTREQ1 0x00E /* Radio Event Request 1 */
#define AX5043_RADIOSTATE 0x01C /* Radio Controller State */
#define AX5043_REF 0xF0D /* Reference */
#define AX5043_RSSI 0x040 /* Received Signal Strength Indicator */
#define AX5043_RSSIABSTHR 0x22D /* RSSI Absolute Threshold */
#define AX5043_RSSIREFERENCE 0x22C /* RSSI Offset */
#define AX5043_RXDATARATE0 0x105 /* Receiver Datarate 0 */
#define AX5043_RXDATARATE1 0x104 /* Receiver Datarate 1 */
#define AX5043_RXDATARATE2 0x103 /* Receiver Datarate 2 */
#define AX5043_SCRATCH 0x001 /* Scratch */
#define AX5043_SILICONREVISION 0x000 /* Silicon Revision */
#define AX5043_TIMER0 0x05B /* 1MHz Timer 0 */
#define AX5043_TIMER1 0x05A /* 1MHz Timer 1 */
#define AX5043_TIMER2 0x059 /* 1MHz Timer 2 */
#define AX5043_TMGRXAGC 0x227 /* Receiver AGC Settling Time */
#define AX5043_TMGRXBOOST 0x223 /* Receive PLL Boost Time */
#define AX5043_TMGRXCOARSEAGC 0x226 /* Receive Coarse AGC Time */
#define AX5043_TMGRXOFFSACQ 0x225 /* Receive Baseband DC Offset Acquisition Time */
#define AX5043_TMGRXPREAMBLE1 0x229 /* Receiver Preamble 1 Timeout */
#define AX5043_TMGRXPREAMBLE2 0x22A /* Receiver Preamble 2 Timeout */
#define AX5043_TMGRXPREAMBLE3 0x22B /* Receiver Preamble 3 Timeout */
#define AX5043_TMGRXRSSI 0x228 /* Receiver RSSI Settling Time */
#define AX5043_TMGRXSETTLE 0x224 /* Receive PLL (post Boost) Settling Time */
#define AX5043_TMGTXBOOST 0x220 /* Transmit PLL Boost Time */
#define AX5043_TMGTXSETTLE 0x221 /* Transmit PLL (post Boost) Settling Time */
#define AX5043_TRKAFSKDEMOD0 0x055 /* AFSK Demodulator Tracking 0 */
#define AX5043_TRKAFSKDEMOD1 0x054 /* AFSK Demodulator Tracking 1 */
#define AX5043_TRKAMPLITUDE0 0x049 /* Amplitude Tracking 0 */
#define AX5043_TRKAMPLITUDE1 0x048 /* Amplitude Tracking 1 */
#define AX5043_TRKDATARATE0 0x047 /* Datarate Tracking 0 */
#define AX5043_TRKDATARATE1 0x046 /* Datarate Tracking 1 */
#define AX5043_TRKDATARATE2 0x045 /* Datarate Tracking 2 */
#define AX5043_TRKFREQ0 0x051 /* Frequency Tracking 0 */
#define AX5043_TRKFREQ1 0x050 /* Frequency Tracking 1 */
#define AX5043_TRKFSKDEMOD0 0x053 /* FSK Demodulator Tracking 0 */
#define AX5043_TRKFSKDEMOD1 0x052 /* FSK Demodulator Tracking 1 */
#define AX5043_TRKPHASE0 0x04B /* Phase Tracking 0 */
#define AX5043_TRKPHASE1 0x04A /* Phase Tracking 1 */
#define AX5043_TRKRFFREQ0 0x04F /* RF Frequency Tracking 0 */
#define AX5043_TRKRFFREQ1 0x04E /* RF Frequency Tracking 1 */
#define AX5043_TRKRFFREQ2 0x04D /* RF Frequency Tracking 2 */
#define AX5043_TXPWRCOEFFA0 0x169 /* Transmitter Predistortion Coefficient A 0 */
#define AX5043_TXPWRCOEFFA1 0x168 /* Transmitter Predistortion Coefficient A 1 */
#define AX5043_TXPWRCOEFFB0 0x16B /* Transmitter Predistortion Coefficient B 0 */
#define AX5043_TXPWRCOEFFB1 0x16A /* Transmitter Predistortion Coefficient B 1 */
#define AX5043_TXPWRCOEFFC0 0x16D /* Transmitter Predistortion Coefficient C 0 */
#define AX5043_TXPWRCOEFFC1 0x16C /* Transmitter Predistortion Coefficient C 1 */
#define AX5043_TXPWRCOEFFD0 0x16F /* Transmitter Predistortion Coefficient D 0 */
#define AX5043_TXPWRCOEFFD1 0x16E /* Transmitter Predistortion Coefficient D 1 */
#define AX5043_TXPWRCOEFFE0 0x171 /* Transmitter Predistortion Coefficient E 0 */
#define AX5043_TXPWRCOEFFE1 0x170 /* Transmitter Predistortion Coefficient E 1 */
#define AX5043_TXRATE0 0x167 /* Transmitter Bitrate 0 */
#define AX5043_TXRATE1 0x166 /* Transmitter Bitrate 1 */
#define AX5043_TXRATE2 0x165 /* Transmitter Bitrate 2 */
#define AX5043_WAKEUP0 0x06B /* Wakeup Time 0 */
#define AX5043_WAKEUP1 0x06A /* Wakeup Time 1 */
#define AX5043_WAKEUPFREQ0 0x06D /* Wakeup Frequency 0 */
#define AX5043_WAKEUPFREQ1 0x06C /* Wakeup Frequency 1 */
#define AX5043_WAKEUPTIMER0 0x069 /* Wakeup Timer 0 */
#define AX5043_WAKEUPTIMER1 0x068 /* Wakeup Timer 1 */
#define AX5043_WAKEUPXOEARLY 0x06E /* Wakeup Crystal Oscillator Early */
#define AX5043_XTALAMPL 0xF11 /* Crystal Oscillator Amplitude Control */
#define AX5043_XTALCAP 0x184 /* Crystal Oscillator Load Capacitance */
#define AX5043_XTALOSC 0xF10 /* Crystal Oscillator Control */
#define AX5043_XTALSTATUS 0x01D /* Crystal Oscillator Status */
#define AX5043_0xF00 0xF00
#define AX5043_0xF0C 0xF0C
#define AX5043_0xF18 0xF18
#define AX5043_0xF1C 0xF1C
#define AX5043_0xF21 0xF21
#define AX5043_0xF22 0xF22
#define AX5043_0xF23 0xF23
#define AX5043_0xF26 0xF26
#define AX5043_0xF30 0xF30
#define AX5043_0xF31 0xF31
#define AX5043_0xF32 0xF32
#define AX5043_0xF33 0xF33
#define AX5043_0xF34 0xF34
#define AX5043_0xF35 0xF35
#define AX5043_0xF44 0xF44
#define AX5043_AGCAHYST0 0x122 /* AGC Analog Hysteresis */
#define AX5043_AGCAHYST1 0x132 /* AGC Analog Hysteresis */
#define AX5043_AGCAHYST2 0x142 /* AGC Analog Hysteresis */
#define AX5043_AGCAHYST3 0x152 /* AGC Analog Hysteresis */
#define AX5043_AGCGAIN0 0x120 /* AGC Speed */
#define AX5043_AGCGAIN1 0x130 /* AGC Speed */
#define AX5043_AGCGAIN2 0x140 /* AGC Speed */
#define AX5043_AGCGAIN3 0x150 /* AGC Speed */
#define AX5043_AGCMINMAX0 0x123 /* AGC Analog Update Behaviour */
#define AX5043_AGCMINMAX1 0x133 /* AGC Analog Update Behaviour */
#define AX5043_AGCMINMAX2 0x143 /* AGC Analog Update Behaviour */
#define AX5043_AGCMINMAX3 0x153 /* AGC Analog Update Behaviour */
#define AX5043_AGCTARGET0 0x121 /* AGC Target */
#define AX5043_AGCTARGET1 0x131 /* AGC Target */
#define AX5043_AGCTARGET2 0x141 /* AGC Target */
#define AX5043_AGCTARGET3 0x151 /* AGC Target */
#define AX5043_AMPLITUDEGAIN0 0x12B /* Amplitude Estimator Bandwidth */
#define AX5043_AMPLITUDEGAIN1 0x13B /* Amplitude Estimator Bandwidth */
#define AX5043_AMPLITUDEGAIN2 0x14B /* Amplitude Estimator Bandwidth */
#define AX5043_AMPLITUDEGAIN3 0x15B /* Amplitude Estimator Bandwidth */
#define AX5043_BBOFFSRES0 0x12F /* Baseband Offset Compensation Resistors */
#define AX5043_BBOFFSRES1 0x13F /* Baseband Offset Compensation Resistors */
#define AX5043_BBOFFSRES2 0x14F /* Baseband Offset Compensation Resistors */
#define AX5043_BBOFFSRES3 0x15F /* Baseband Offset Compensation Resistors */
#define AX5043_DRGAIN0 0x125 /* Data Rate Estimator Bandwidth */
#define AX5043_DRGAIN1 0x135 /* Data Rate Estimator Bandwidth */
#define AX5043_DRGAIN2 0x145 /* Data Rate Estimator Bandwidth */
#define AX5043_DRGAIN3 0x155 /* Data Rate Estimator Bandwidth */
#define AX5043_FOURFSK0 0x12E /* Four FSK Control */
#define AX5043_FOURFSK1 0x13E /* Four FSK Control */
#define AX5043_FOURFSK2 0x14E /* Four FSK Control */
#define AX5043_FOURFSK3 0x15E /* Four FSK Control */
#define AX5043_FREQDEV00 0x12D /* Receiver Frequency Deviation 0 */
#define AX5043_FREQDEV01 0x13D /* Receiver Frequency Deviation 0 */
#define AX5043_FREQDEV02 0x14D /* Receiver Frequency Deviation 0 */
#define AX5043_FREQDEV03 0x15D /* Receiver Frequency Deviation 0 */
#define AX5043_FREQDEV10 0x12C /* Receiver Frequency Deviation 1 */
#define AX5043_FREQDEV11 0x13C /* Receiver Frequency Deviation 1 */
#define AX5043_FREQDEV12 0x14C /* Receiver Frequency Deviation 1 */
#define AX5043_FREQDEV13 0x15C /* Receiver Frequency Deviation 1 */
#define AX5043_FREQUENCYGAINA0 0x127 /* Frequency Estimator Bandwidth A */
#define AX5043_FREQUENCYGAINA1 0x137 /* Frequency Estimator Bandwidth A */
#define AX5043_FREQUENCYGAINA2 0x147 /* Frequency Estimator Bandwidth A */
#define AX5043_FREQUENCYGAINA3 0x157 /* Frequency Estimator Bandwidth A */
#define AX5043_FREQUENCYGAINB0 0x128 /* Frequency Estimator Bandwidth B */
#define AX5043_FREQUENCYGAINB1 0x138 /* Frequency Estimator Bandwidth B */
#define AX5043_FREQUENCYGAINB2 0x148 /* Frequency Estimator Bandwidth B */
#define AX5043_FREQUENCYGAINB3 0x158 /* Frequency Estimator Bandwidth B */
#define AX5043_FREQUENCYGAINC0 0x129 /* Frequency Estimator Bandwidth C */
#define AX5043_FREQUENCYGAINC1 0x139 /* Frequency Estimator Bandwidth C */
#define AX5043_FREQUENCYGAINC2 0x149 /* Frequency Estimator Bandwidth C */
#define AX5043_FREQUENCYGAINC3 0x159 /* Frequency Estimator Bandwidth C */
#define AX5043_FREQUENCYGAIND0 0x12A /* Frequency Estimator Bandwidth D */
#define AX5043_FREQUENCYGAIND1 0x13A /* Frequency Estimator Bandwidth D */
#define AX5043_FREQUENCYGAIND2 0x14A /* Frequency Estimator Bandwidth D */
#define AX5043_FREQUENCYGAIND3 0x15A /* Frequency Estimator Bandwidth D */
#define AX5043_FREQUENCYLEAK 0x116 /* Baseband Frequency Recovery Loop Leakiness */
#define AX5043_PHASEGAIN0 0x126 /* Phase Estimator Bandwidth */
#define AX5043_PHASEGAIN1 0x136 /* Phase Estimator Bandwidth */
#define AX5043_PHASEGAIN2 0x146 /* Phase Estimator Bandwidth */
#define AX5043_PHASEGAIN3 0x156 /* Phase Estimator Bandwidth */
#define AX5043_PKTADDR0 0x207 /* Packet Address 0 */
#define AX5043_PKTADDR1 0x206 /* Packet Address 1 */
#define AX5043_PKTADDR2 0x205 /* Packet Address 2 */
#define AX5043_PKTADDR3 0x204 /* Packet Address 3 */
#define AX5043_PKTADDRCFG 0x200 /* Packet Address Config */
#define AX5043_PKTADDRMASK0 0x20B /* Packet Address Mask 0 */
#define AX5043_PKTADDRMASK1 0x20A /* Packet Address Mask 1 */
#define AX5043_PKTADDRMASK2 0x209 /* Packet Address Mask 2 */
#define AX5043_PKTADDRMASK3 0x208 /* Packet Address Mask 3 */
#define AX5043_PKTLENCFG 0x201 /* Packet Length Configuration */
#define AX5043_PKTLENOFFSET 0x202 /* Packet Length Offset */
#define AX5043_PKTMAXLEN 0x203 /* Packet Maximum Length */
#define AX5043_RXPARAMCURSET 0x118 /* Receiver Parameter Current Set */
#define AX5043_RXPARAMSETS 0x117 /* Receiver Parameter Set Indirection */
#define AX5043_TIMEGAIN0 0x124 /* Time Estimator Bandwidth */
#define AX5043_TIMEGAIN1 0x134 /* Time Estimator Bandwidth */
#define AX5043_TIMEGAIN2 0x144 /* Time Estimator Bandwidth */
#define AX5043_TIMEGAIN3 0x154 /* Time Estimator Bandwidth */
// power states
#define AX5043_PWRSTATE_POWERDOWN 0x0
#define AX5043_PWRSTATE_DEEPSLEEP 0x1
#define AX5043_PWRSTATE_REGS_ON 0x4
#define AX5043_PWRSTATE_XTAL_ON 0x5
#define AX5043_PWRSTATE_FIFO_ON 0x7
#define AX5043_PWRSTATE_SYNTH_RX 0x8
#define AX5043_PWRSTATE_FULL_RX 0x9
#define AX5043_PWRSTATE_WOR_RX 0xb
#define AX5043_PWRSTATE_SYNTH_TX 0xc
#define AX5043_PWRSTATE_FULL_TX 0xd
//fifo commands
#define AX5043_FIFOCMD_NOP 0x00
#define AX5043_FIFOCMD_DATA 0x01
#define AX5043_FIFOCMD_REPEATDATA 0x02
#define AX5043_FIFOCMD_TIMER 0x10
#define AX5043_FIFOCMD_RSSI 0x11
#define AX5043_FIFOCMD_FREQOFFS 0x12
#define AX5043_FIFOCMD_RFFREQOFFS 0x13
#define AX5043_FIFOCMD_DATARATE 0x14
#define AX5043_FIFOCMD_ANTRSSI 0x15
#define AX5043_FIFOCMD_TXCTRL 0x1C
#define AX5043_FIFOCMD_TXPWR 0x1D
#define SILICONREV1 0x51
\
#define RADIO_OK 0
#define RADIO_ERR_REVISION 1
#define RADIO_ERR_COMM 2
#define RADIO_ERR_IRQ 3
#define RADIO_ERR_WAKEUPTIMEOUT 4
#define PKTDATA_BUFLEN 260
typedef enum {
trxstate_off,
trxstate_rx,
trxstate_rxwor,
trxstate_wait_xtal,
trxstate_xtal_ready,
trxstate_pll_ranging,
trxstate_pll_ranging_done,
trxstate_pll_settling,
trxstate_pll_settled,
trxstate_tx_xtalwait,
trxstate_tx_longpreamble,
trxstate_tx_shortpreamble,
trxstate_tx_packet,
trxstate_tx_waitdone,
trxstate_txcw_xtalwait,
trxstate_txstream_xtalwait,
trxstate_txstream
} axradio_trxstate_t;
struct axradio_address {
uint8_t addr[4];
};
struct axradio_address_mask {
uint8_t addr[4];
uint8_t mask[4];
};
uint8_t axradio_init(void);
void axradio_wait_for_xtal(void);
#endif /* AX5043INIT_H_ */

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chat/ax5043/ax5043mode.h
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// Copyright (c) 2018 Brandenburg Tech, LLC
// Copyright (c) 2007,2008,2009,2010,2011,2012,2013, 2014 AXSEM AG
// 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 AXSEM AG, Duebendorf nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
// 4.All advertising materials mentioning features or use of this software
// must display the following acknowledgement:
// This product includes software developed by AXSEM AG and its contributors.
// 5.The usage of this source code is only granted for operation with AX5043
// and AX8052F143. Porting to other radio or communication devices is
// strictly prohibited.
//
// THIS SOFTWARE IS PROVIDED BY AXSEM AG 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 AXSEM AG AND 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.
#ifndef AX5043MODE_H_
#define AX5043MODE_H_
#include <stdint.h>
uint8_t mode_tx();
uint8_t mode_rx();
uint8_t ax5043_off(void);
uint8_t ax5043_off_xtal(void);
uint8_t ax5043_init_registers_tx(void);
uint8_t axradio_get_pllvcoi(void);
uint8_t ax5043_init_registers_rx(void);
uint8_t ax5043_receiver_on_continuous(void);
#endif /* AX5043MODE_H_ */

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chat/ax5043/ax5043rx.h
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/*
* ax5043rx.h
*
* Created on: Feb 23, 2018
* Author: Jonathan Brandenburg
*/
#ifndef AX5043RX_H_
#define AX5043RX_H_
#include <stdint.h>
uint8_t receive_packet(void);
#endif /* AX5043RX_H_ */

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chat/ax5043/ax5043tx.h
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// Copyright (c) 2018 Brandenburg Tech, LLC
// Copyright (c) 2007,2008,2009,2010,2011,2012,2013, 2014 AXSEM AG
// 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 AXSEM AG, Duebendorf nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
// 4.All advertising materials mentioning features or use of this software
// must display the following acknowledgement:
// This product includes software developed by AXSEM AG and its contributors.
// 5.The usage of this source code is only granted for operation with AX5043
// and AX8052F143. Porting to other radio or communication devices is
// strictly prohibited.
//
// THIS SOFTWARE IS PROVIDED BY AXSEM AG 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 AXSEM AG AND 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.
#ifndef AX5043TX_H_
#define AX5043TX_H_
#include <stdint.h>
#include "ax5043init.h"
uint8_t transmit_packet(const struct axradio_address *addr, const uint8_t *pkt, uint16_t pktlen);
void ax5043_writefifo(const uint8_t *ptr, uint8_t len);
void ax5043_prepare_tx(void);
#endif /* AX5043TX_H_ */

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// Copyright (c) 2018 Brandenburg Tech, LLC
// All rights reserved.
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <unistd.h>
#include <string.h>
#include <pthread.h>
#include <semaphore.h>
#include <string.h>
#include <errno.h>
#include "../ax5043/ax5043init.h"
#include "../spi/ax5043spi.h"
#include "../ax5043/ax5043mode.h"
#include "../ax5043/ax5043rx.h"
#include "../ax5043/ax5043tx.h"
#include "../generated/configrx.h"
#include "../generated/configtx.h"
#define MAX_MESSAGE_LENGTH (197)
extern uint8_t axradio_rxbuffer[];
void *receive(void *arg);
void *transmit(void *arg);
int get_message(uint8_t *buffer, int avail);
enum RadioState {UnknownState, RxState, TxState};
enum RadioState currentState = UnknownState;
enum ReceiveState {WaitingForNewPacket, WaitingForPacketCounter1,
WaitingForPacketCounter2, WaitingForMessageLength1,
WaitingForMessageLength2, WaitingForMessage,
WaitingForChecksum1, WaitingForChecksum2};
int main(void)
{
uint8_t retVal;
// Configure SPI bus to AX5043
setSpiChannel(SPI_CHANNEL);
setSpiSpeed(SPI_SPEED);
initializeSpi();
// Initialize the AX5043
retVal = axradio_init();
if (retVal == AXRADIO_ERR_NOCHIP) {
fprintf(stderr, "ERROR: No AX5043 RF chip found\n");
exit(EXIT_FAILURE);
}
if (retVal != AXRADIO_ERR_NOERROR) {
fprintf(stderr, "ERROR: Unable to initialize AX5043\n");
exit(EXIT_FAILURE);
}
printf("INFO: Found and initialized AX5043\n");
int result;
sem_t ax5043_sem;
result = sem_init(&ax5043_sem, 0, 1);
if (result != 0) {
fprintf(stderr, "ERROR: Unable to create semaphore with error %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
pthread_t receive_thread;
result = pthread_create(&receive_thread, NULL, receive, (void *)&ax5043_sem);
if (result != 0) {
fprintf(stderr, "ERROR: Unable to spawn receive thread with error %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
pthread_t transmit_thread;
result = pthread_create(&transmit_thread, NULL, transmit, (void *)&ax5043_sem);
if (result != 0) {
fprintf(stderr, "ERROR: Unable to spawn transmit thread with error %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
void *transmit_result;
result = pthread_join(transmit_thread, &transmit_result);
if (result != 0) {
fprintf(stderr, "ERROR: Unable to wait for transmit thread to finish with error %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
sem_destroy(&ax5043_sem);
return 0;
}
void *receive(void *arg) {
sem_t *sem;
sem = (sem_t *)arg;
uint8_t retVal;
uint16_t packetNumber;
uint16_t messageLength;
uint16_t checksum;
char ch;
enum ReceiveState currentReceiveState = WaitingForNewPacket;
for (;;) {
int result;
result = sem_wait(sem);
if (result != 0) {
fprintf(stderr, "Failed to wait on semaphore with error %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
// Enter receive mode only if not already in receive mode
if (currentState != RxState) {
retVal = mode_rx();
if (retVal != AXRADIO_ERR_NOERROR) {
fprintf(stderr, "ERROR: Unable to enter RX mode\n");
exit(EXIT_FAILURE);
}
currentState = RxState;
}
retVal = receive_packet();
if (retVal > 0) {
uint8_t counter = 0;
while (retVal-- > 0) {
switch(currentReceiveState) {
case WaitingForNewPacket:
printf("Pkt Len: %d ", (int)axradio_rxbuffer[counter++]);
currentReceiveState = WaitingForPacketCounter1;
break;
case WaitingForPacketCounter1:
packetNumber = (int)axradio_rxbuffer[counter++];
currentReceiveState = WaitingForPacketCounter2;
break;
case WaitingForPacketCounter2:
packetNumber |= (int)axradio_rxbuffer[counter++] << 8;
printf("Pkt Num: %d ", (int)packetNumber);
currentReceiveState = WaitingForMessageLength1;
break;
case WaitingForMessageLength1:
messageLength = (int)axradio_rxbuffer[counter++];
currentReceiveState = WaitingForMessageLength2;
break;
case WaitingForMessageLength2:
messageLength |= (int)axradio_rxbuffer[counter++] << 8;
printf("Msg Len: %d ", (int)messageLength);
currentReceiveState = WaitingForMessage;
break;
case WaitingForMessage:
ch = (char)axradio_rxbuffer[counter++];
if (ch != '\n') {
printf("%c", ch);
}
else {
printf(" ");
currentReceiveState = WaitingForChecksum1;
}
break;
case WaitingForChecksum1:
checksum = (int)axradio_rxbuffer[counter++];
currentReceiveState = WaitingForChecksum2;
break;
case WaitingForChecksum2:
checksum |= (int)axradio_rxbuffer[counter++] << 8;
printf("(Chksum: %d)\n", (int)checksum);
currentReceiveState = WaitingForNewPacket;
break;
default:
fprintf(stderr, "ERROR: Unknown state in receive state machine\n");
exit(EXIT_FAILURE);
break;
}
}
fflush(stdout);
}
result = sem_post(sem);
if (result != 0) {
fprintf(stderr, "Failed to post on semaphore with error %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
usleep(100000);
}
return NULL;
}
void *transmit(void *arg) {
sem_t *sem;
sem = (sem_t *)arg;
uint8_t retVal;
for (;;) {
int result;
// allocate space for the buffer
static uint8_t packet[MAX_MESSAGE_LENGTH + 1];
uint16_t pkt_counter;
++pkt_counter;
// Calculate the number of reserved bytes at the beginning of the packet
int reserved_space = 0;
// if transmitting a packet counter, reserve two bytes
if (framing_insert_counter) {
reserved_space += 2;
}
// reserve two bytes for the overall length of the packet including the
// packet counter, if present, and the field containing the length
reserved_space += 2;
// get a message to transmit.
int msg_length = get_message(&packet[reserved_space], (MAX_MESSAGE_LENGTH + 1) - reserved_space);
// if message consists only of a newline, terminate
if (msg_length <= 1) {
break;
}
if (framing_insert_counter) {
packet[framing_counter_pos] = pkt_counter & 0xFF ;
packet[framing_counter_pos+1] = (pkt_counter>>8) & 0xFF;
// include the message length
packet[framing_counter_pos+2] = msg_length & 0xFF ;
packet[framing_counter_pos+3] = (msg_length>>8) & 0xFF;
}
else { // only include the message length
packet[framing_counter_pos] = msg_length & 0xFF ;
packet[framing_counter_pos+1] = (msg_length>>8) & 0xFF;
}
result = sem_wait(sem);
if (result != 0) {
fprintf(stderr, "Failed to wait on semaphore with error %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
// Enter transmit mode only if not already in receive mode
if (currentState != TxState) {
retVal = mode_tx();
if (retVal != AXRADIO_ERR_NOERROR) {
fprintf(stderr, "ERROR: Unable to enter TX mode\n");
exit(EXIT_FAILURE);
}
currentState = TxState;
}
//printf("INFO: Sending another packet...\n");
//printf("DEBUG: msg_length = %d\n", msg_length);
//printf("DEBUG: reserved_space = %d\n", reserved_space);
retVal = transmit_packet(&remoteaddr_tx, packet, msg_length + reserved_space);
if (retVal != AXRADIO_ERR_NOERROR) {
fprintf(stderr, "ERROR: Unable to transmit a packet\n");
exit(EXIT_FAILURE);
}
result = sem_post(sem);
if (result != 0) {
fprintf(stderr, "Failed to post on semaphore with error %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
}
return NULL;
}
int get_message(uint8_t *buffer, int avail) {
static int instructionsPrinted = 0;
// obtain a line of text. We state the message is limited to avail-2 to
// leave space for the newline and the null terminator
if (!instructionsPrinted) {
printf("Please enter your message, up to %d characters\n (empty message to terminate the program):\n", avail-2);
instructionsPrinted = 1;
}
fgets((char *)buffer, avail, stdin);
// If the newline isn't present, the message is too long
//printf("DEBUG: ***%s***\n", buffer);
if (buffer[strlen((char *)buffer) - 1] != '\n') {
buffer[strlen((char *)buffer) - 1] = '\n';
printf("WARNING: message too long. It will be truncated to\n%s", (char *)buffer);
// If the newline isn't in the buffer, read characters from the keyboard buffer to the newline
int c;
do {
c = getchar();
} while (c != '\n' && c != EOF);
}
//printf("DEBUG: ***%s***\n", buffer);
return strlen((char *)buffer);
}

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// Copyright (c) 2018 Brandenburg Tech, LLC
#include "crc.h"
/* Polynomial: x^16 + x^15 + x^2 + 1 = 0x18005 LSB first */
const uint16_t crc_crc16_table[256] = {
0x0000, 0xc0c1, 0xc181, 0x0140, 0xc301, 0x03c0, 0x0280, 0xc241,
0xc601, 0x06c0, 0x0780, 0xc741, 0x0500, 0xc5c1, 0xc481, 0x0440,
0xcc01, 0x0cc0, 0x0d80, 0xcd41, 0x0f00, 0xcfc1, 0xce81, 0x0e40,
0x0a00, 0xcac1, 0xcb81, 0x0b40, 0xc901, 0x09c0, 0x0880, 0xc841,
0xd801, 0x18c0, 0x1980, 0xd941, 0x1b00, 0xdbc1, 0xda81, 0x1a40,
0x1e00, 0xdec1, 0xdf81, 0x1f40, 0xdd01, 0x1dc0, 0x1c80, 0xdc41,
0x1400, 0xd4c1, 0xd581, 0x1540, 0xd701, 0x17c0, 0x1680, 0xd641,
0xd201, 0x12c0, 0x1380, 0xd341, 0x1100, 0xd1c1, 0xd081, 0x1040,
0xf001, 0x30c0, 0x3180, 0xf141, 0x3300, 0xf3c1, 0xf281, 0x3240,
0x3600, 0xf6c1, 0xf781, 0x3740, 0xf501, 0x35c0, 0x3480, 0xf441,
0x3c00, 0xfcc1, 0xfd81, 0x3d40, 0xff01, 0x3fc0, 0x3e80, 0xfe41,
0xfa01, 0x3ac0, 0x3b80, 0xfb41, 0x3900, 0xf9c1, 0xf881, 0x3840,
0x2800, 0xe8c1, 0xe981, 0x2940, 0xeb01, 0x2bc0, 0x2a80, 0xea41,
0xee01, 0x2ec0, 0x2f80, 0xef41, 0x2d00, 0xedc1, 0xec81, 0x2c40,
0xe401, 0x24c0, 0x2580, 0xe541, 0x2700, 0xe7c1, 0xe681, 0x2640,
0x2200, 0xe2c1, 0xe381, 0x2340, 0xe101, 0x21c0, 0x2080, 0xe041,
0xa001, 0x60c0, 0x6180, 0xa141, 0x6300, 0xa3c1, 0xa281, 0x6240,
0x6600, 0xa6c1, 0xa781, 0x6740, 0xa501, 0x65c0, 0x6480, 0xa441,
0x6c00, 0xacc1, 0xad81, 0x6d40, 0xaf01, 0x6fc0, 0x6e80, 0xae41,
0xaa01, 0x6ac0, 0x6b80, 0xab41, 0x6900, 0xa9c1, 0xa881, 0x6840,
0x7800, 0xb8c1, 0xb981, 0x7940, 0xbb01, 0x7bc0, 0x7a80, 0xba41,
0xbe01, 0x7ec0, 0x7f80, 0xbf41, 0x7d00, 0xbdc1, 0xbc81, 0x7c40,
0xb401, 0x74c0, 0x7580, 0xb541, 0x7700, 0xb7c1, 0xb681, 0x7640,
0x7200, 0xb2c1, 0xb381, 0x7340, 0xb101, 0x71c0, 0x7080, 0xb041,
0x5000, 0x90c1, 0x9181, 0x5140, 0x9301, 0x53c0, 0x5280, 0x9241,
0x9601, 0x56c0, 0x5780, 0x9741, 0x5500, 0x95c1, 0x9481, 0x5440,
0x9c01, 0x5cc0, 0x5d80, 0x9d41, 0x5f00, 0x9fc1, 0x9e81, 0x5e40,
0x5a00, 0x9ac1, 0x9b81, 0x5b40, 0x9901, 0x59c0, 0x5880, 0x9841,
0x8801, 0x48c0, 0x4980, 0x8941, 0x4b00, 0x8bc1, 0x8a81, 0x4a40,
0x4e00, 0x8ec1, 0x8f81, 0x4f40, 0x8d01, 0x4dc0, 0x4c80, 0x8c41,
0x4400, 0x84c1, 0x8581, 0x4540, 0x8701, 0x47c0, 0x4680, 0x8641,
0x8201, 0x42c0, 0x4380, 0x8341, 0x4100, 0x81c1, 0x8081, 0x4040
};
uint16_t crc_crc16(const uint8_t *buf, uint16_t buflen, uint16_t crc)
{
if (!buflen)
return crc;
do {
crc = crc_crc16_byte(crc, *buf++);
} while (--buflen);
return crc;
}
uint16_t crc_crc16_byte(uint16_t crc, uint8_t c)
{
return (crc >> 8) ^ crc_crc16_table[((uint8_t)crc ^ c) & (uint8_t)0xff];
}
uint16_t pn9_buffer(uint8_t *buf, uint16_t buflen, uint16_t pn9, uint8_t xor)
{
if (!buflen)
return pn9;
do {
*buf++ ^= pn9 ^ xor;
pn9 = pn9_advance_byte(pn9);
} while (--buflen);
return pn9;
}
uint16_t pn9_advance_bits(uint16_t pn9, uint16_t bits)
{
if (!bits)
return pn9;
do {
pn9 = (uint8_t)(pn9 >> 1) | (((pn9 << 3) ^ (pn9 << 8)) & 0x100);
} while (--bits);
return pn9;
}
uint16_t pn9_advance_byte(uint16_t pn9)
{
uint8_t bits = 8;
do {
pn9 = (uint8_t)(pn9 >> 1) | (((pn9 << 3) ^ (pn9 << 8)) & 0x100);
} while (--bits);
return pn9;
}

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// Copyright (c) 2018 Brandenburg Tech, LLC
#ifndef CRC_H_
#define CRC_H_
#include <stdint.h>
uint16_t crc_crc16(const uint8_t *buf, uint16_t buflen, uint16_t crc);
uint16_t crc_crc16_byte(uint16_t crc, uint8_t c);
uint16_t pn9_buffer(uint8_t *buf, uint16_t buflen, uint16_t pn9, uint8_t xor);
uint16_t pn9_advance_bits(uint16_t pn9, uint16_t bits);
uint16_t pn9_advance_byte(uint16_t pn9);
#endif /* CRC_H_ */

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chat/generated/configrx.h
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/* Warning: This file is automatically generated by AX-RadioLAB.
Manual changes are overwritten! */
#include "../ax5043/ax5043init.h"
#define USE_LCD
#define USE_DBGLINK
//#define USE_COM0
//#define DEBUGMSG
#define MCU_SLEEP
#define WTIMER0_CLKSRC CLKSRC_LPOSC
#define WTIMER0_PRESCALER 0x01
#define RADIO_MODE_RX AXRADIO_MODE_ASYNC_RECEIVE
#define FXTAL 48000000
extern const struct axradio_address remoteaddr_rx;
extern const struct axradio_address_mask localaddr_rx;
extern const uint8_t framing_insert_counter;
extern const uint8_t framing_counter_pos;
extern const uint16_t lposckfiltmax;
extern const uint16_t lpxosc_settlingtime;

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chat/generated/configtx.h
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/* Warning: This file is automatically generated by AX-RadioLAB.
Manual changes are overwritten! */
#include "../ax5043/ax5043init.h"
//#define USE_LCD
//#define USE_DBGLINK
#define USE_COM0
//#define DEBUGMSG
//#define MCU_SLEEP
#define WTIMER0_CLKSRC CLKSRC_LPOSC
#define WTIMER0_PRESCALER 0x01
#define WTIMER0_PERIOD 0x0280
#define RADIO_MODE_TX AXRADIO_MODE_ASYNC_TRANSMIT
extern const struct axradio_address remoteaddr_tx;
extern const struct axradio_address_mask localaddr_tx;
extern const uint8_t demo_packet[6];
extern const uint8_t framing_insert_counter;
extern const uint8_t framing_counter_pos;
extern const uint16_t lpxosc_settlingtime;

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chat/libs/libax5043.a
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chat/spi/ax5043spi.c
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// Copyright (c) 2018 Brandenburg Tech, LLC
#include "ax5043spi.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
//#include "dummyspi.h"
//#warning "For production builds, must not include dummyspi.h"
#include <wiringPiSPI.h>
#include <wiringPi.h>
int spiChannel = -1;
int spiSpeed = -1;
void setSpiChannel(int newSpiChannel) {
spiChannel = newSpiChannel;
}
void setSpiSpeed(int newSpiSpeed) {
spiSpeed = newSpiSpeed;
}
void initializeSpi() {
//printf("INFO: Initializing SPI\n");
if (spiChannel < 0) {
fprintf(stderr, "ERROR: invalid SPI channel %d\n", spiChannel);
exit(EXIT_FAILURE);
}
if (spiSpeed < 0) {
fprintf(stderr, "ERROR: invalid SPI speed %d\n", spiSpeed);
exit(EXIT_FAILURE);
}
int fd;
wiringPiSetup();
fd = wiringPiSPISetup(spiChannel, spiSpeed);
if (fd < 0) {
fprintf(stderr, "ERROR: Cannot open SPI bus with error %d, %s\n",
errno, strerror(errno));
exit(EXIT_FAILURE);
}
//printf("INFO: Finished initializing SPI\n");
}
void ax5043WriteReg(uint16_t reg, uint8_t val) {
uint8_t buf[3];
int result;
if (spiChannel < 0) {
fprintf(stderr, "ERROR: invalid SPI channel %d\n", spiChannel);
exit(EXIT_FAILURE);
}
buf[0] = (unsigned char)(0x00f0 | ((reg & 0xf00) >> 8));
buf[1] = (reg & 0xff);
buf[2] = val & 0xff;
result = wiringPiSPIDataRW(spiChannel, buf, sizeof(buf));
if (result < 0) {
fprintf(stderr, "Failed to write the register with result %d and error %s\n",
result, strerror(result));
exit(EXIT_FAILURE);
}
}
uint8_t ax5043ReadReg(uint16_t reg) {
uint8_t buf[3];
int result;
if (spiChannel < 0) {
fprintf(stderr, "ERROR: invalid SPI channel %d\n", spiChannel);
exit(EXIT_FAILURE);
}
buf[0] = (unsigned char)(0x0070 | ((reg & 0xf00) >> 8));
buf[1] = (reg & 0xff);
buf[2] = 0x0000;
result = wiringPiSPIDataRW(spiChannel, buf, sizeof(buf));
if (result < 0) {
fprintf(stderr, "Failed to read register with result = %d and error %s\n",
result, strerror(errno));
exit(EXIT_FAILURE);
}
//printf("DEBUG: read value: %d\n", (int)buf[2]);
return (buf[2] & 0xff);
}

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chat/spi/ax5043spi.h
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// Copyright (c) 2018 Brandenburg Tech, LLC
#ifndef AX5043SPI_H_
#define AX5043SPI_H_
#include <stdint.h>
#define SPI_CHANNEL (0)
#define SPI_SPEED (32000000)
void setSpiChannel(int newSpiChannel);
void setSpiSpeed(int newSpiSpeed);
void initializeSpi();
void ax5043WriteReg(uint16_t reg, uint8_t val);
uint8_t ax5043ReadReg(uint16_t reg);
#endif /* AX5043SPI_H_ */

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probeTxRx/spi/ax5043spi.o
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