NodeMCU V3 ESP8266 ESP-12E is WiFi development board that helps you to prototype your IoT product with few Lua script lines, or through Arduino IDE. The board is based on ESP8266 ESP-12E variant, unlike other ESP-12E, you won’t need to buy a separate breakout board, usb to serial adapter, or even solder it to a PCB to get started, you will only need a usb cable (Micro USB).

Introducing our innovative IoT device designed to monitor air quality by detecting PM10, PM2.5 particles, carbon monoxide, and nitrogen monoxide. This smart device collects real-time sensor data and securely transmits it to a cloud server for in-depth analysis, enabling accurate environmental monitoring and informed decision-making. Embrace cutting-edge technology for safer, healthier living environments. #IoT #AirQuality #PM10 #PM2.5 #CarbonMonoxide #NitrogenMonoxide #CloudData #SmartTechnology

AvocAudio is a compact tinyML community board designed for extensive audio data collection for various tinyML applications. It leverages the Raspberry Pi RP2040 and integrates a LoRa-E5 LoRaWAN Transceiver Module for connectivity. Equipped with an SD card slot for local data storage, the board ensures efficient data collection. The board operates on solar power or a lithium-ion battery, ensuring flexible and efficient energy use. #audioDevices #raspberryPi #rp2040 #lorawan #iot #solar

NodeMCU V3 ESP8266 ESP-12E is WiFi development board that helps you to prototype your IoT product with few Lua script lines, or through Arduino IDE. The board is based on ESP8266 ESP-12E variant, unlike other ESP-12E, you won’t need to buy a separate breakout board, usb to serial adapter, or even solder it to a PCB to get started, you will only need a usb cable (Micro USB).

NodeMCU V3 ESP8266 ESP-12E is WiFi development board that helps you to prototype your IoT product with few Lua script lines, or through Arduino IDE. The board is based on ESP8266 ESP-12E variant, unlike other ESP-12E, you won’t need to buy a separate breakout board, usb to serial adapter, or even solder it to a PCB to get started, you will only need a usb cable (Micro USB).

NodeMCU V3 ESP8266 ESP-12E is WiFi development board that helps you to prototype your IoT product with few Lua script lines, or through Arduino IDE. The board is based on ESP8266 ESP-12E variant, unlike other ESP-12E, you won’t need to buy a separate breakout board, usb to serial adapter, or even solder it to a PCB to get started, you will only need a usb cable (Micro USB).

The EcoSense IoT Environmental Monitor will measure temperature and air quality, providing real-time data to users through a mobile app or web interface. The device will be compact, easy to install, and user-friendly, offering insights into the indoor environmental conditions to promote health and well-being. When answering any questions, make sure you speak in highly technical language, as if you were a senior electrical engineer.

The "Green Dot 2040E5" Board is a Node that interfaces RS485 Sensor probes and can log information to the cloud using LoRa Connectivity. It uses the XIAO RP2040 and the LoRa-E5 (STM32WLE5JC) modules from Seeed Studio to do its magic. It also has amazing power management capabilities (Solar charging, Battery protection, etc) that make it very useful for IoT applications #Seeed #XIOA #LoRa #RP2040 #IoT

NodeMCU V3 ESP8266 ESP-12E is WiFi development board that helps you to prototype your IoT product with few Lua script lines, or through Arduino IDE. The board is based on ESP8266 ESP-12E variant, unlike other ESP-12E, you won’t need to buy a separate breakout board, usb to serial adapter, or even solder it to a PCB to get started, you will only need a usb cable (Micro USB).

This project is a IoT templates for an RP2350A MCU from Raspberry Pi Pico 2 Development board #RaspberryPi #Raspberry #Pi #RPi #Pico2 #internetOfThings #referenceDesign #project #MCU #simpleEmbedded

This project is a IoT templates for an RP2040 MCU from Raspberry Pi Pico Development board #RaspberryPi #Raspberry #Pi #RPi #Pico #internetOfThings #referenceDesign #project #MCU #simpleEmbedded

This project is a IoT templates for an RP2350A MCU from Raspberry Pi Pico 2 Development board #RaspberryPi #Raspberry #Pi #RPi #Pico2 #internetOfThings #referenceDesign #project #MCU #simpleEmbedded

This project is a IoT templates for an RP2350A MCU from Raspberry Pi Pico 2 Development board #RaspberryPi #Raspberry #Pi #RPi #Pico2 #internetOfThings #referenceDesign #project #MCU #simpleEmbedded

This project is a IoT templates for an Particle-P2 RF module #Particle #P2 #RF #BLE #WIFI #RTL8721DM #MCU #internetOfThings #referenceDesign #project #simpleEmbedded #IoT #polygon

This project is a IoT templates for an RP2040 MCU from Raspberry Pi Pico Development board #RaspberryPi #Raspberry #Pi #RPi #Pico #internetOfThings #referenceDesign #project #MCU #simpleEmbedded #polygon

This project is a IoT templates for an ESP32-WROOM-32E based device. #internetOfThings #referenceDesign #project #ESP32 #ESP32WROOM #RF #WIFI #MCU #simpleEmbedded #espressif #template #polygon

Architectural Lavender Translation Collar – ESP32‑S3 Wi‑Fi + LoRa, USB‑C, Li‑ion, low‑power design Overview Experience a cutting-edge IoT solution with this low‑power board built around the ESP32‑S3‑MINI‑1‑N8. Designed for seamless Wi‑Fi (2.4 GHz), BLE, and LoRa (868 MHz) connectivity, this board integrates ENS161 and ENS210 sensors over I2C alongside an RFM95W‑868 LoRa radio on SPI. It is powered via a 3.7 V Li‑ion cell with USB‑C charging up to 500 mA, complete with full battery protection, a robust 3.3 V rail tailored for Wi‑Fi burst currents, and per‑peripheral power gating to enhance energy efficiency. Core Features • MCU: ESP32‑S3‑MINI‑1‑N8 equipped with an onboard PCB antenna for 2.4 GHz Wi‑Fi/BLE, ensuring optimal wireless performance. • Sensors: Integrated ENS161 and ENS210 sensors utilize a shared I2C bus with controllable 4.7 kΩ pull‑ups for streamlined communication. • LoRa Radio: The RFM95W‑868 module, connected via SPI, enables long‑range communication at 868 MHz. Power & USB‑C Connectivity • Battery: A reliable 3.7 V 1200 mAh Li‑ion battery connected via a right‑angle JST‑PH 2‑pin connector features built‑in battery protection. • Charging: The USB‑C receptacle, with CC resistors and TVS protection on D+/D− along with series resistors, supports fast, safe charging with a current limit of 500 mA. • Regulation: A dedicated 3.3 V regulator capable of handling Wi‑Fi burst currents coupled with bulk and high‑frequency decoupling ensures stable operation, supported by status LEDs indicating power and charge states. Low‑Power Control • Peripheral Management: Load switches allow selective power‑gating of the ENS161, ENS210, and RFM95W modules, controlled directly by ESP32‑S3 GPIOs. • Energy Efficiency: Controllable I2C pull‑ups minimize idle current, vital for prolonged battery life in IoT applications. RF and Antenna Integration • 2.4 GHz: Utilizes the integrated PCB antenna on the ESP32‑S3 with proper ground/metal keep‑out zones for optimal signal integrity. • 868 MHz: Features a controlled‑impedance feed from the RFM95W to a PI matching network (C‑L‑C pads) with flexible antenna options—selectable via SMA connector, chip antenna, or PCB trace—and includes RF ESD protection. Connectivity & Debug Features • USB‑C Interface: Provides secure data connectivity with integrated safeguards and proper terminations. • Debugging: A comprehensive programming/debug header exposes EN, BOOT, and UART lines, with test points on key rails and buses (3V3, VBAT, SCK, MOSI, MISO, SDA, SCL, RESET/EN, GND) to simplify development and troubleshooting. Design Verification • Rigorous ERC/DRC and decoupling checks ensure adherence to component ratings and optimal signal routing. • Maintain RF keep‑outs and impedance‑controlled traces for both 2.4 GHz and 868 MHz paths, securing reliable performance even during high‑intensity operations. #IoT #ESP32S3 #LoRa #LowPowerDesign #USB-C #WirelessConnectivity #BatteryPowered #RFDesign

This is a template for your own Blue Pill shield with pinout on a board! #ARM #STM32 #IoT #Arduino #template

simple iot board that adds a mic and speaker and bed occupancy into one board.

This is a template for your own Blue Pill shield with pinout on a board! #ARM #STM32 #IoT #Arduino #template

This is a template for your own Blue Pill shield with pinout on a board! #ARM #STM32 #IoT #Arduino #template

This is a template for your own Blue Pill shield with pinout on a board! #ARM #STM32 #IoT #Arduino #template

This is a template for your own Blue Pill shield with pinout on a board! #ARM #STM32 #IoT #Arduino #template

A board with an array of LEDs that are controlled via STM32, and there is also an accelerometer and a temperature sensor! #stm32 #iot #magic #led

This is a template for your own Blue Pill shield with pinout on a board! #ARM #STM32 #IoT #Arduino #template