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25 hakuosumaa
SX1278: testing SDRAngel LoRa demodulator
Arduino Uno Dragino Lora Shield Semtech SX1278 SDRAngel 7.17.1 SDRAngel LoRa demodulator manages to properly decode TX with spreading factor 12. Spreading factor 11 produces wrong decoding of paylo...
18.02.2024 | Kommentteja 0 |
Programming, Electronics, RF
Inspecting Verto water meter - 2
Some Verto water meter collector units use Lora communication at 433 MHz ISM band. Arduino Uno Dragino Lora shield (Semtech SX1278) #include <SPI.h> #define SERIAL_SPEED ...
04.02.2024 | Kommentteja 0 |
Programming, Electronics, RF
Super simple LoraWAN rx for Arduino/SX127x
#include <SPI.h> #define SERIAL_SPEED 9600 #define LORA_FREQ 869.525 #define STATE_SLEEP 0 #define STATE_STANDBY 1 #define STATE_FSRX 4 #define STATE_RX...
12.04.2021 | Kommentteja 0 |
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Arduino/SX1278 - transmit DTMF
Arduino Uno Dragino Lora Module (SX1278)https://www.arduinolibraries.info/libraries/tone-library https://github.com/jgromes/LoRaLib Quick and dirty. Better with some components, e.g. capacitors. Dr...
31.07.2020 | Kommentteja 0 |
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Decoding wM-Bus with Arduino/SX1278
Hardware: Arduino Due & Dragino Lora Module 868 MHz (Semtech SX1278)https://en.wikipedia.org/wiki/Meter-Bus http://uu.diva-portal.org/smash/get/diva2:847898/FULLTEXT02.pdf #include <SPI...
05.07.2020 | Kommentteja 0 |
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Experimenting with URH sniff protocol + SX1278/Arduino
HW: Arduino Due + Dragino Lora Module (Semtech SX1278) SW: Universal Radio Hacker, LoraLib for Arduino 435 MHz FSK 4800 bps 0xAA preamble + 8 sync bytes, no FSK data shaping. https://i.ibb.co/6s29rW...
12.06.2020 | Kommentteja 0 |
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SX1278 OOK waveform view with C# chart control - 4
Oscilloscope "moving effect" lookalike private void timer1_Tick(object sender, EventArgs e) { if (_run) { for (int i = _index; i < _xValue...
02.02.2020 | Kommentteja 0 |
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SX1278 OOK waveform view with C# chart control - 3
https://github.com/OH1GIU-P/SxWavePlot Without datasource. Add new received values to chart private bool _run = false; private ArrayList _xValues = new ArrayList(); private i...
19.01.2020 | Kommentteja 0 |
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SX1278 OOK waveform view with C# chart control - 2
Dragino Lora Shield (Semtech SX1278) Arduino Due Visual Studio, C# Chart cannot be updated in serial port datareceived event (Collection was modified; enumeration operation may not execute). One solu...
19.01.2020 | Kommentteja 0 |
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SX1278 OOK waveform view with C# chart control
Dragino Lora Shield (Semtech SX1278) Arduino Due Visual Studio, C# Arduino code #include <SPI.h> #define SERIAL_SPEED 57600 #define BPS 1200 #define FREQ ...
12.01.2020 | Kommentteja 0 |
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Viewing OOK waveform with Arduino/SX1278
Arduino Uno Dragino Lora module (Semtech SX1278) https://wiki.dragino.com/index.php?title=Lora_Shieldhttps://cdn-shop.adafruit.com/product-files/3179/sx1276_77_78_79.pdf #include <SPI.h> #def...
10.12.2019 | Kommentteja 0 |
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Examining 433 MHz sensor signal with SX1278/Arduino
WX station 433 MHz OOK remote sensor, channel change signal. Arduino Due & Dragino 433 MHz Lora Shield (Semtech SX1278). #include <SPI.h> #define SERIAL_SPEED 38400 #define FREQ...
08.09.2019 | Kommentteja 0 |
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Decoding Silvercrest wireless doorbell with SX1278/Arduino
Equipment used: Dragino Lora Shield (Semtech SX1278 chip) https://wiki.dragino.com/index.php?title=Lora_Shield Arduino Due (Digital pin 7 [DIO2/Data] used for IRQ, so e.g. Arduino Uno cannot be used)...
24.05.2019 | Kommentteja 2 |
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Arduino/SX1278: Mobitex-1200 462.325 MHz ?
Dragino Lora Module (Semtech SX1278) for Arduino can demodulate FSK, GFSK, MSK and GMSK. SX1278 datasheet: https://cdn-shop.adafruit.com/product-files/3179/sx1276_77_78_79.pdfhttps://cdn-shop.adafruit...
21.10.2018 | Kommentteja 0 |
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Semtech SX1278/Arduino manual reset
Dragino Lora Module: SX1278 reset (Pin 7) is connected to Arduino digital pin 9.https://teknokoodiradio.vuodatus.net/lue/2018/08/poc-pocsag-rx-with-sx1278-arduino #define SX_RESET ...
17.10.2018 | Kommentteja 0 |
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