#esp32 lora arduino

[elcereza]

Transferência de Arquivos via LoRa

Um projeto que venho fazendo há alguns meses e que muitas pessoas estavam interessadas em transmitir imagens e agora será possível, mas claro, respeitando as limitações.

Transferência da arquivos via LoRa é possível assim como qualquer outra modulação, mas existem desafios particulares nessa tarefa que em outras modulações podem ser mais fáceis.  Sobre a modulação LoRa Antes mesmo de partimos para a transferência de arquivos via LoRa, é preciso entender que o LoRa não foi feito para esse tipo de aplicação e sim para dispositivos IoT, mesmo embora tenha uma taxa…

[utopicwork]

Now there's a cheap path for me to experiment with Halow which is a protocol like LoRa but shorter distance with the upshot that it's better for cities. I'll get this when the latest donations get to my account

[souhaillaghchimdev]

Introduction to Internet of Things (IoT) Programming

The Internet of Things (IoT) is revolutionizing the way we interact with devices, allowing everyday objects to connect to the internet and share data. From smart homes and wearables to industrial automation, IoT is reshaping the world. In this post, we'll dive into the basics of IoT programming and how you can start creating your own smart applications.

What is IoT?

IoT refers to a network of physical devices embedded with sensors, software, and other technologies to connect and exchange data with other devices and systems over the internet.

Key Components of IoT Systems

Devices/Sensors: Physical components that collect data (e.g., temperature sensors, motion detectors).

Connectivity: Wi-Fi, Bluetooth, Zigbee, LoRa, or cellular networks to transmit data.

Data Processing: Microcontrollers or cloud services process the incoming data.

User Interface: Web/mobile applications to monitor and control devices.

Popular IoT Hardware Platforms

Arduino: An open-source electronics platform based on simple microcontrollers.

Raspberry Pi: A small, affordable computer ideal for more powerful IoT applications.

ESP8266/ESP32: Low-cost Wi-Fi-enabled microchips widely used in IoT projects.

Languages Used in IoT Programming

C/C++: Commonly used for low-level programming on microcontrollers like Arduino.

Python: Popular for Raspberry Pi and edge computing due to its simplicity.

JavaScript (Node.js): Useful for IoT dashboards and server-side applications.

MicroPython: A lightweight version of Python optimized for microcontrollers.

Example: Blinking an LED with Arduino

void setup() { pinMode(13, OUTPUT); // Set digital pin 13 as output } void loop() { digitalWrite(13, HIGH); // Turn the LED on delay(1000); // Wait for 1 second digitalWrite(13, LOW); // Turn the LED off delay(1000); // Wait for 1 second }

IoT Data Handling and Cloud Integration

Once your devices are collecting data, you'll need to store and analyze it. Here are some common platforms:

ThingSpeak: A simple platform for IoT data logging and visualization.

Firebase: Real-time database ideal for mobile IoT applications.

AWS IoT Core: Scalable cloud service for managing IoT devices.

MQTT Protocol: Lightweight messaging protocol used for IoT device communication.

Popular IoT Projects to Try

Smart door lock controlled by a mobile app

Home temperature monitor with alerts

Motion detection security camera

Plant watering system based on soil moisture levels

Fitness tracker using accelerometers

Best Practices for IoT Programming

Use lightweight protocols and efficient code to conserve resources.

Secure your devices with strong authentication and encryption.

Plan for over-the-air (OTA) updates to patch software bugs.

Reduce power consumption for battery-powered devices.

Test in real-world conditions to ensure reliability.

Conclusion

IoT programming opens the door to endless possibilities for innovation and automation. Whether you're just blinking LEDs or building a smart home system, learning IoT programming will give you the skills to bring physical objects to life through code. Start simple, keep exploring, and gradually build smarter and more connected projects.

[norvisrilanka]

Industrial IoT Devices | Programmable Ethernet IoT Device | Industrial ESP32 | NORVI

Ready for the Future - NORVI IIOT

Programmable IoT Devices - Our Arduino based PLC    s make it easy to automate processes, connect sensors, and create sophisticated automation systems. Get the most out of your IoT projects with programmable ESP32 Ethernet device. Our MQTT end device is designed to be easy to setup, while providing powerful performance. 

Industrial Arduino Mega - Get reliable, secure, and customizable control of your industrial processes with Arduino Mega PLCs. Get the best out of your system. Industrial Arduino for Automation Applications which control industrial processes with Arduino based hardware and software. Programmable with Arduino IDE.

Modbus MQTT Device - NORVI Agent Industrial IoT Node. Ready to use IoT Node. Ready for industrial applications. WiFi LoRa NB-IoT. Wall mount IoT node is designed for industrial applications and boasts a range of features including WiFi, GSM, LTE and LoRa connectivity.  Battery Powered IoT node with WiFi GSM LTE LoRa connectivity for industrial applications. Our programmable nodes are designed for powering your IoT solutions.

ModBus RTU ESP32 - MODBUS Communication on ESP32 NORVI IIOT via RS-485. ModBus RTU with ESP32 based industrial controller. MQTT over Ethernet devices - Norvi offers programmable MQTT devices come with a variety of features that make them suitable for industrial automation and IoT solutions. As a leading industrial IoT device manufacturer, NORVI Offers Industrial Controllers for IoT applications, ESP32 based Industrial Controllers, Industrial IoT Devices. Changing IOT One Device At A Time (4 - 20mA, 0 - 10V DC Analog inputs and Outputs). Programmable controllers with flexibility and open source software. 

ESP32 Data Logger - NORVI can build a WiFi Data Logger using SD card, Combining few libraries of Arduino you can access or view the Temperature & Humidity via WiFi. NORVI's Analog Input ESP32 is designed for industrial applications, allowing you to measure and monitor 0-10V or 4-20mA signals using an ESP32 controller.

NORVI Controllers

Our Address :

ICONIC DEVICES PVT LTD

Phone : +94 41 226 1776  Phone : +94 77 111 1776

E-mail : info@icd.lk / support@icd.lk

Web : www.icd.lk

Distributors

USA

Harnesses Motion LLC

1660 Bramble Rd. Tecumseh, MI

49286, United States

Phone : +1 (734) 347-9115

E-mail : rgoldy@harnessedmotion.com

EUROPE

CarTFT.com e.K.

Hauffstraße 7

72762 Reutlingen

Deutschland

Phone : +49 7121 3878264

E-mail : sales@cartft.com

Products :  

ESP32 Ethernet Device

Industrial Arduino Mega

ESP32 Modbus device

Programmable sensor node

Battery Powered Programmable Sensor node

4 - 20mA ESP32

Know More About:

WiFi Datalogger

4 - 20mA Arduino device

Industrial IoT Devices

Modbus MQTT gateway

Arduino based Industrial Controller

[pcbway]

Camera for IoT gateway

#Feedback

This PCB is a simple carrier board for the popular ESP32-CAM we use with our gateway devices (xSense) to connect LoRa sensors (xNode) to the cloud. Boards are then enclosed into a Go-Pro-like case and wired to the xSense to take pictures of the crops at regular interval and publish them in the user account.

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- Learn more: https://bit.ly/3cTKW0r

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[prosniper1997-blog]

Esp 32 based wireless system

[aelmaker]

Це пізда, це відбувається насправді. Коли ти жив мирно, а на твою країну напали повномасштабно російські війська. Але згинуть наші вороженьки. It's going around really. Believe only the Ukrainian media .. because they see it with their own eyes. #ukraine🇺🇦 #ukrainegirl #ukraine #esp32 #diyelectronics #electronics #arduino #makers #украина #ukraine #diy #prototype #aelmaker #электроника #homemade #electronics #arduinomega #18650 #diyprojects #lorawan #lora (Zaporozhye, Ukraine) https://www.instagram.com/p/CaXTaORt7YB/?utm_medium=tumblr

[decoderstech]

NVIDIA unveiled the Jetson Xaview NX at GTC 2020 in as a significant upgrade over the NVIDIA Jetson TX2.  - ➖➖➖➖➖➖➖➖➖➖➖➖ Follow Us On: @decoders8421 Tag Your Friends 👼. Ask any query or doubt in comments. ➖➖➖➖➖➖➖➖➖➖➖➖ - #fpga #atmega #arm #nxp #embedded #iot #developmentboard #rpi #raspberrypi #arduino #arduinouno #raspberrypi3 #tinkercad #tinker #stm32 #esp32 #lorawan #lora #ai #ml #nvidiajetson  #raspberrypi4 #sbc #cortex #udoo #singleboardcomputer #iot #zigbee #opencv #raspberrypicamera https://www.instagram.com/p/CBqioLhn3FT/?igshid=1w22j3p5uz7h

[switchdoc]

SolarMAX LiPo 12V Solar Panel Power system ready for release next week. BTW, SolarMAX is designed to positioned independently of SkyWeather or your own 5V system. It uses LoRa radio to transmit voltages, currents and inside temperatures to a LoRa receiver on almost any device. Collects all that really good data about your solar system. #SkyWeather #raspberrypi #arduino #esp32 #esp8266 #weather #switchdoclabs. #blynk #makersgonnamake #science #maker #stem #education #solarpower #solar #SolarMAX #switchdoclabs #weatherstem https://www.instagram.com/p/B1mIQkBnKLB/?igshid=1xqewgmjsvj0w

[biggelectronics]

Long-Range IoT Communication with LoRa Modules: SX1278 and ESP32 with Display

SX1278 LoRa Module

The SX1278 LoRa module is a popular choice among developers due to its low power consumption, long-range capabilities, and support for multiple frequency bands. It is based on the Semtech SX1278 chip, which is a low-power, long-range transceiver designed for use in the Industrial, Scientific, and Medical (ISM) frequency bands. The module operates in the 433MHz frequency band and has a range of up to 5 km in open space.

The SX1278 LoRa module can be easily integrated into a variety of applications, including Internet of Things (IoT) devices, smart cities, and remote monitoring systems. It supports a wide range of data rates, from 300 bps to 37.5 kbps, and has a programmable output power up to +20 dBm.

One of the key advantages of the SX1278 LoRa module is its low power consumption. It has a sleep mode that consumes only 0.1 µA of current, making it an ideal choice for battery-powered applications. The module also has a built-in temperature sensor and a low battery detector, which can be used to optimize power consumption and extend battery life.

ESP32 LoRa with Display SX1278

The ESP32 LoRa with Display SX1278 is a popular implementation of the SX1278 LoRa module. It combines the low power consumption and long-range capabilities of the SX1278 with the processing power and connectivity features of the ESP32 microcontroller. The module has a 128x64 OLED display, which can be used to display sensor readings, status messages, and other information.

The ESP32 LoRa with Display SX1278 is compatible with the Arduino IDE and can be programmed using the Arduino programming language. It has a built-in WiFi and Bluetooth connectivity, which allows it to connect to other devices and the Internet. The module also has a built-in antenna, which simplifies the integration process and reduces the overall size of the device.

One of the key features of the ESP32 LoRa with Display SX1278 is its ease of use. It comes with a preloaded firmware that can be easily customized using the Arduino IDE. The firmware includes support for LoRaWAN, a popular protocol for building large-scale IoT networks. The module can also be used with other LoRa protocols, such as LoRa-MAC, LoRa-RAW, and LoRa-P2P.

ESP32 LoRa with Display SX1276

The ESP32 LoRa with Display SX1276 is another popular implementation of the ESP32 LoRa module, but this time with the SX1276 chip. The module operates in the 868 MHz frequency band and has a range of up to 10 km in open space. Like the SX1278 module, it has a low power consumption and can be used in a variety of applications, including smart agriculture, environmental monitoring, and asset tracking.

The ESP32 LoRa with Display SX1276 has a 128x64 OLED display, which can be used to display sensor readings and other information. It also has a built-in antenna and a WiFi/Bluetooth connectivity, which allows it to connect to other devices and the Internet.

One of the key advantages of the ESP32 LoRa with Display SX1276 is its compatibility with the Arduino IDE. It can be programmed using the Arduino programming language and comes with a preloaded firmware that can be easily customized. The firmware includes support for LoRaWAN and other LoRa protocols, making it easy to build large-scale IoT networks.

In addition to its low power consumption and long-range capabilities, the ESP32 LoRa with Display SX1276 has a variety of features that make it an ideal choice for IoT applications. It has a built-in accelerometer and gyroscope, which can be used for motion sensing and orientation detection. It also has a built-in GPS module, which can be used for location tracking and geofencing.

The module can be powered by a variety of sources, including batteries, solar panels, and external power sources. It also has a deep sleep mode that consumes only 10 µA of current, making it an ideal choice for battery-powered applications.

Conclusion

The SX1278 LoRa module and the ESP32 LoRa with Display modules are two popular choices for developers looking to build IoT applications that require long-range communication and low power consumption. The SX1278 module is a versatile solution that can be easily integrated into a variety of applications, while the ESP32 LoRa with Display modules provide additional features, such as processing power, connectivity, and display capabilities.

When selecting a LoRa module, developers should consider their specific requirements, such as range, power consumption, data rate, and frequency band. They should also consider the features and capabilities of the module, such as built-in sensors, connectivity options, and compatibility with different protocols and programming languages.

Overall, LoRa technology provides an attractive alternative to traditional wireless communication technologies, such as WiFi and Bluetooth, for IoT applications that require long-range communication and low power consumption. With the availability of versatile LoRa modules, such as the SX1278 LoRa module and the ESP32 LoRa with Display modules, developers have more options than ever before to build innovative IoT solutions.

[hackgit]

[Media] ​​TTGO T-Beam ESP32 LoRa

​​TTGO T-Beam ESP32 LoRa The TTGO T-Beam is a long-range wireless capable board supporting LoRa, built around a dual-core ESP32 chip with 4MB of SPI flash onboard, providing both Wi-Fi and Bluetooth LE. The board's LoRa support comes in three different variants, operating at 433MHz, 868MHz, and 915MHz depending on region, with an included SMA antenna. Location tracking is provided by the onboard u-blox NEO-6M GPS module with ceramic antenna, and the board offers 26-pin headers with GPIO, ADC, VP/VN, DAC, touch, SPI, I2C, UART, 2דLoRa” pin, and power signals (5V/3.3V/GND). The board can be programmed using the Arduino development environment, and example code shows you how to both send and receive data via LoRa. The board also includes a battery holder for a 18650 Li-Ion cell. Repository: https://github.com/Xinyuan-LilyGO/LilyGo-LoRa-Series Buy online: 🛒 https://alii.pub/6mgzin 🛒 https://amzn.to/3Z2WUh4 #radio #lora #mesh #ESP32

[decoderstech]

Directed Machines is a small company on a mission to remove pollution and minimise human labour in land care. Their focus is to do more with less, so the affordable power of our robust computers matches perfectly with their goals. You’ll find a Raspberry Pi 4 at the heart of their solar-powered, autonomous, electric tractors called Land Care Robots. - - Source: Raspberry pi blog (google feed) ➖➖➖➖➖➖➖➖➖➖➖➖ Follow Us On: @decoders8421 Tag Your Friends.... Ask any query or doubt in comments. ➖➖➖➖➖➖➖➖➖➖➖➖ - #fpga #atmega #arm #nxp #embedded #iot #developmentboard #rpi #raspberrypi #arduino #arduinouno #raspberrypi3 #tinkercad #tinker #stm32 #esp32 #lorawan #lora #ai #ml #beagleboneai #raspberrypi4 #sbc #cortex #singleboard #singleboardcomputer #iot #zigbee #opencv #raspberrypicamera #latesttech https://www.instagram.com/p/CBPRFx9HUxv/?igshid=e82arxo0puyz

[switchdoc]

Now Available! SolarMAX LiPo 12V Solar Panel Power system ready to ship. Shop SolarMAX on shop.switchdoc.com. BTW, SolarMAX is designed to positioned independently of SkyWeather or your own 5V system. It uses LoRa radio to transmit voltages, currents and inside temperatures to a LoRa receiver on almost any device. Collects all that really good data about your solar system. #SkyWeather #raspberrypi #arduino #esp32 #esp8266 #weather #switchdoclabs. #blynk #makersgonnamake #science #maker #stem #education #solarpower #solar #SolarMAX #switchdoclabs #weatherstem https://www.instagram.com/p/B1u1V6AHYdk/?igshid=1jevczpbm49e9

[120stillwell]

For just $22.00 Description:The 868/915MHz antenna needs to be in connection with the IPEX interface (if the antenna is not connected, it may damage the LoRa chip)Lithium battery charge and discharge circuit, when the battery is full, the blue LED will stop working. When using, pay attention to the positive and negative of the battery, otherwise it will be damaged!With IO port touch screen touch signal input, you need to add the 100nF pull-down capacitor to this pin!Example:This product is a SX1276 chip based on ESP32 WIFI increased OLED, namely LoRa remote modem, 868-915MHz Free World Shipping !quency, high sensitivity is over-148dBm, + 20dBm output power, high reliability, long transmission distance.the onboard 32MB Flash wi-fi antenna, 0.96 inch blue oled display, lithium battery charging circuit, CP2102 interface and USB serial chip, the perfect support for Arduino development environment, can be used for program checking and product development is very easy and fast.Operating voltage: 3.3V to 7VOperating temperature range: -40 ° C to + 90 ° CSupport for Sniffer software protocol analysis, Station, SoftAP, and Wi-Fi Direct modesData rates: 150 Mbps @ 11n HT40., 72 Mbps @ 11n HT20, 54 Mbps @ 11g, 11 Mbps @ 11btransmit power: 19.5 dBm @ 11b, 16.5 dBm @ 11g, 15.5 dBm @ 11nreceiver sensitivity up to -98 dBmUDP sustained throughput of 135 Mbps Pin diagram:Test details:Use legend: For example One(1) 868mhz / 915MhzOLED LoRaSender#include #include #include #include SSD1306.h#include images.h#define SCK 5 // GPIO5 - SX1278's SCK#define MISO 19 // GPIO19 - SX1278's MISO#define MOSI 27 // GPIO27 - SX1278's MOSI#define SS 18 // GPIO18 - SX1278's CS#define RST 14 // GPIO14 - SX1278's RESET#define DI0 26 // GPIO26 - SX1278's IRQ (interrupt request)#define BAND 868E6 // 915E6unsigned int counter = 0;SSD1306 display (0x3c, 4, 15);String rssi = RSSI -;String packSize = -;String packet;void setup () {  pinMode (16, OUTPUT);  pinMode (2, OUTPUT);    digitalWrite (16, LOW...