Tag Archives: sx1276

SX1276-LoRa one article is enough

This article will list all of the resources for Lora’s development and application. We will keep updating when we find any valuable resources. Here are the categories: Products, Datasheet, Libraries, Applications, accessories.

Products

Datasheet

SX1276-7-8-9 Datasheet

Development Support Documents

Introducing LoRa™ !

Libraries

A LoRaWan Gateway in LUA

Arduino library for LoRa modules based on SX127x/RFM9x chips

Arduino Core for STM32L0

Arduino LoRa E32 Series device library complete and tested with Arduino, esp8266 and esp32.

LoRa node on nRF52

A complete model of a low-cost sensor node device using solar energy and an sx1276 transmitter for a LoRa Wireless Sensor Network.

The Things Network Gateway based on Raspberry Pi and resin.io

A platform-agnostic driver for Semtech SX1276/77/78/79 based boards. It supports any device that implements the embedded-hal traits. Devices are connected over SPI and require an extra GPIO pin for RESET.

wMbus receiver based on STM32L476 Nucleo and Hope RF95.

AzureIoT Hub Windows 10 IotCore Field Gateway for LoRa capable device.

Port for PSoC devices of the IBM LMiC for SEMTECH LoRa radios .

Библиотека управления приемопередатчиком sx1276/7/8/9

C# Semtech SX127X/RFM9X LoRa library for Windows 10 IoT Core powered devices 

Arduino library for LoRa modules based on SX127x/RFM9x chips modified for Linux and possible Orange/Raspberry PI

A library for sending data using SX1276 LoRa radio using PIC as MCU.

P8X32A/Propeller driver object for the Semtech SX1276 LoRa transceiver chip

ATTiny1614 + SX1276 + BME280

LoRa RFM95/SX1276 libraries for PIC 8 bit microcontrollers

Project-Applications

  1. SLoRa – Wireless weather station for agriculture Project by DorijanLow power, Long-range wireless weather sensor system to detect potential frosting and alert the farmer to take action.
  2. ESP32 – LoRa – OLED Module Project by data Get the most out of your (heltec/ttgo/aliexpress) ESP32 LoRa OLED development board.
  3. Spy Thing Project by Ville TiukuvaaraA tracking device with GPS, a digital microphone, LoRa transceiver, and an STM32 microcontroller.
  4. Using Ultrasonic sensor with Lora Ra-02 ( or SX1276) use a wireless ultrasonic sensor to monitor the water level in the well/tanks at our cottage. 

DWM-LJ1276 LoRa transceiver RF module Datasheet

DWM-LJ1276 is LoRa transceiver RF module which build by Sx1276 chipset for more details about the Sx1276 you can visit the link: sx1276datasheet .

1.DWM-LJ1276 PIN Diagram

DWM-JL1276-datasheet-pin-dagram

DWM-JL1276-datasheet-pin-dagram

2.Pin Description

PIN No.  Name I/O/P Description
 1  GND  I  Ground
 2   MISO  O  SPI Data output
 3  MOSI  I  SPI Data input
 4  SCK  I  SPI Clock input
 5  NSS  I  SPI Chip select input
 6  RESET  I  Reset trigger input
 7  DIO5  I/O  Digital I/O, software configured
 8  GND  I  Ground
 9  ANT  O  RF Output
 10  GND  I  Ground
 11  DIO3  I/O  Digital I/O, software configured
 12  DIO4  I/O  Digital I/O, software configured
 13  VCC  I  Supply voltage for moudule
 14  DIO0  I/O  Digital I/O, software configured
 15  DIO1  I/O  Digital I/O, software configured
 16  DIO2  I/O  Digital I/O, software configured

3.Reference Design

DWM-JL1276-datasheet-reference-design

DWM-JL1276-datasheet-reference-design

3.1 BOM of Typical Application

Designator Description Manufacturer
 M1  Module LJ1295 16*16*1.8mm RoHS  Dwmzone
 U1  IC 8 BIT MCU STM8S003F3 SSOP20 RoHS  MICROICHIP
 U2  IC LDO XC6206P33PR 3.3V SOT-23 RoHS  TOREX
 L1  Thick film resistor0R 5% 1/16W 0402 RoHS  ROHM
 C1  NC
 C2  NC
 C3  CER 0.1uF/25V 20% X7R 0402 RoHS  MURATA
 C4  CER 0.1uF/25V 20% X7R 0402 RoHS  MURATA
 C5  CAP CER 10uF/16V 20% X5R 0402 RoHS  MURATA
 C6  CER 0.1uF/25V 20% X7R 0402 RoHS  MURATA
 C7  CAP CER 47uF/16V 20% X5R 1206 RoHS  MURATA
 C8  CER 0.1uF/25V 20% X7R 0402 RoHS  MURATA

4.Example CRC Calculation

The following routine(s) may be implemented to mimic the CRC calculation of the DWM-LJ1276.

DWM-JL1295--LJ1276-datasheet-Example-CRC-Calculation

DWM-JL1295–LJ1276-datasheet-Example-CRC-Calculation

5.Example Temperature Reading

The following routine(s) may be implemented to read the temperature and calibrate the sensor.

DWM-JL1295-LJ1276-datasheet-Example-Temperature-reading

DWM-JL1295-LJ1276-datasheet-Example-Temperature-reading

6.Packaging Information(unit:mm)

6.1 The Size of the PCB board.

DWM-JL1276-datasheet-packaging

6.2 The Size of the Shielding case

7.Recommended PCB Land Pattern (unit:mm)

DWM-JL1276-datasheet-Recommended-PCB-Land-Pattern

DWM-JL1276-datasheet-Recommended-PCB-Land-Pattern

8. Demo code

DWM-1276 DEMO

CTT180610647ENA ROHS

CTT180610647ENB REACH

DDT-R19050915-1E1 LJ1276-868 EN 301489-1-3 Report

DDT-R19050915-1E2 LJ1276-868 EN 300 220 Report 868MHz

DDT-R19050915-1E3 LJ1276-868 EN 62479 Report

 

If you want to get the samples pls visit the online shop DWM-LJ1276.

DWM-LJ1295 LoRa transceiver RF module Datasheet

DWM-LJ1295 is LoRa transceiver RF module which build by Sx1276 chipset for more details about the Sx1276 you can visit the link: sx1276datasheet .

1.DWM-LJ1295 PIN Diagram

DWM-JL1295-datasheet-pin-dagram

DWM-JL1295-datasheet-pin-dagram

2.Pin Description

PIN No.  Name I/O/P Description
 1  GND  I  Ground
 2   MISO  O  SPI Data output
 3  MOSI  I  SPI Data input
 4  SCK  I  SPI Clock input
 5  NSS  I  SPI Chip select input
 6  RESET  I  Reset trigger input
 7  DIO5  I/O  Digital I/O, software configured
 8  GND  I  Ground
 9  ANT  O  RF Output
 10  GND  I  Ground
 11  DIO3  I/O  Digital I/O, software configured
 12  DIO4  I/O  Digital I/O, software configured
 13  VCC  I  Supply voltage for moudule
 14  DIO0  I/O  Digital I/O, software configured
 15  DIO1  I/O  Digital I/O, software configured
 16  DIO2  I/O  Digital I/O, software configured

3.Reference Design

DWM-JL1295-datasheet-reference-design

DWM-JL1295-datasheet-reference-design

3.1 BOM of Typical Application

Designator Description Manufacturer
 M1  Module LJ1295 16*16*1.8mm RoHS  Dwmzone
 U1  IC 8 BIT MCU STM8S003F3 SSOP20 RoHS  MICROICHIP
 U2  IC LDO XC6206P33PR 3.3V SOT-23 RoHS  TOREX
 L1  Thick film resistor0R 5% 1/16W 0402 RoHS  ROHM
 C1  NC
 C2  NC
 C3  CER 0.1uF/25V 20% X7R 0402 RoHS  MURATA
 C4  CER 0.1uF/25V 20% X7R 0402 RoHS  MURATA
 C5  CAP CER 10uF/16V 20% X5R 0402 RoHS  MURATA
 C6  CER 0.1uF/25V 20% X7R 0402 RoHS  MURATA
 C7  CAP CER 47uF/16V 20% X5R 1206 RoHS  MURATA
 C8  CER 0.1uF/25V 20% X7R 0402 RoHS  MURATA

4.Example CRC Calculation

The following routine(s) may be implemented to mimic the CRC calculation of the DWM-LJ1295.

DWM-JL1295-datasheet-Example-CRC-Calculation

DWM-JL1295-datasheet-Example-CRC-Calculation

5.Example Temperature Reading

The following routine(s) may be implemented to read the temperature and calibrate the sensor.

DWM-JL1295-datasheet-Example-Temperature-reading

DWM-JL1295-datasheet-Example-Temperature-reading

6.Packaging Information

DWM-JL1295-datasheet-packaging

DWM-JL1295-datasheet-packaging

7.Recommended PCB Land Pattern

8. Demo code

 DWM-LJ1295 Demo code

CTT180610647ENA ROHS

CTT180610647ENB REACH

If you want to get the samples pls visit the online shop DWM-LJ1295.