Questions tagged [lora]

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Lora SX1278 stops receiving after a short time

I am working with two Lora ra-02 sx1278 modules and two Arduino Uno. Programming on Arduino IDE 2.1.1 sender receiver The problem is the receiver receives a few packets successfully, but then the ...
Rouhi's user avatar
  • 11
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1 answer
168 views

ESP32 TTGO T-Call connect to SX1276

I have an ESP32 TTGO T-Call and I want to add a LoRa SX1276. I am new to that and I am trying to write a simple program that, when it receives a packet from a LoRa sender, sends via gsm an HTTP ...
kostas ch.'s user avatar
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1 answer
215 views

LoRa Ra-02 Module begin and beginPacket not working in Arduino Nano

Here there, recently I am testing Lora Ra-02 module I saw many videos and it is easy to set up, according to this schematic: LoRa SX1278 Module-----Arduino Nano Board 3.3V------- Gnd---------Gnd En/...
Asif Uz Zaman's user avatar
1 vote
0 answers
364 views

How to pass AT commands to Lora from ESP32 UART?

I have connected "Reyax RYLR998" Lora module to ESP32 UART2, but AT commands passed through Hardware serial not working. #define RXD2 16 #define TXD2 17 void setup() { Serial.begin(...
MrNams's user avatar
  • 129
1 vote
2 answers
104 views

compress data with 8-4-2-1-BCD-Code

Hello I would like to optimise a few values for transmission via radio (LoRa) beforehand. I have a sensor number (1-255), temperature (00.00-99.99) and humidity. (00.00-99.99) I would like to transmit ...
Tom Baires's user avatar
2 votes
1 answer
152 views

Arduino shield stacking issue

I'm having issues stacking shields on my Arduino Mega 2560. I would like to add to the mega a ethernet shield (https://store.arduino.cc/products/arduino-ethernet-shield-2) and on top of that the ...
Ayayron's user avatar
  • 21
1 vote
1 answer
182 views

Code got stuck after initialization with RFM69

I'm working on RFM69 connected to an Arduino Uno. Currently, I was able to initialize the RFM69 using the a code I modified from the internet. However, my Receiver part always encounters error. It ...
lostresearch's user avatar
2 votes
2 answers
71 views

RFM69HCW connected to Arduino Nano 33 BLE

I tried to connect my RFM69HCW to Arduino Nano 33 BLE, so that I won't be needing a logic level shifter to downgrade the voltage, since Arduino Nano is already 3.3V. Upon checking its data sheet and ...
lostresearch's user avatar
0 votes
0 answers
32 views

RFM69HCW connected to Arduino Uno

I have a prototype LoRa Daughter Board that utilizes RFM69HCW transceiver module. I found an interesting blog online that covers everything courtesy of Sparkfun. Here's the link RFM69HCW Tutorial by ...
lostresearch's user avatar
1 vote
0 answers
48 views

M5 Lora module and Nano - does not receive / transmit

I'm working on my first Arduino project using LoraWAN8688 ASR6501 M5 module. I would like one nano to send message, and another nano to receive and read it. I believe they are not sending or receiving ...
Filip Matyja's user avatar
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1 answer
648 views

LoRa recieves only 2-4 packets, then stops working

I'm working on LoRa project using [Ai-Thinker RA-01 SX1278 433MHz LoRa][1] with [sandeepmistry/arduino-LoRa][2] library. I modified LoRaReciever example so it looks like this #include <SPI.h> #...
krystof18's user avatar
  • 315
1 vote
1 answer
189 views

arduino nano with lora only runs once if connected to battery

this code works perfectly if connected with usb cable. but as soon as i connect my Arduino nano with battery (two 18650 batteries in series connected to VIN) it runs loop only once. it sends only 0 to ...
LongToeBoy's user avatar
1 vote
1 answer
173 views

Using Arduino LMIC library with EnableInterrupt

I am using the EnableInterrupt library, infact the only library that I can find that allows me to use six interrupts to wake the Arduino. However when I use it with the LMIC library (Matthijs Kooijman ...
Jaspal Singh Rathour's user avatar