RF Module, ESP32-D0WD SoC, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 2.7-3.6V, onboard antenna, SMD

This is a reference design of the Bluetooth Low-Energy (BLE) temperature sensor. It uses an ESP32-MINI-1 microcontroller to connect to an SHT31-DIS-B2.5KS sensor. The sensor can be powered through connector J15, and additional components provide voltage regulation and derbiaising. Temperature data can be accessed via BLE. #referenceDesign #simple-embedded #espressif #template #reference-design

Control board for autonomous or radio-controlled robots. It has inputs to connect distance sensors and encoders for autonomous mode. It can be radio controlled by the ESP32 bluetooth or by connecting a Flysky RC controller receiver to the IBUS port. It also has 3 push buttons and you can connect some kind of display by I2C to visualize and select configuration modes.

Control board for autonomous or radio-controlled robots. It has inputs to connect distance sensors and encoders for autonomous mode. It can be radio controlled by the ESP32 bluetooth or by connecting a Flysky RC controller receiver to the IBUS port. It also has 3 push buttons and you can connect some kind of display by I2C to visualize and select configuration modes.

Control board for autonomous or radio-controlled robots. It has inputs to connect distance sensors and encoders for autonomous mode. It can be radio controlled by the ESP32 bluetooth or by connecting a Flysky RC controller receiver to the IBUS port. It also has 3 push buttons and you can connect some kind of display by I2C to visualize and select configuration modes.

Dual core, Wi-Fi: 2.4 GHz up to 150 Mbits/s,BLE (Bluetooth Low Energy) and legacy Bluetooth, 32 bits, Up to 240 MHz #esp32 #ble #wifi #arm

Control board for autonomous or radio-controlled robots. It has inputs to connect distance sensors and encoders for autonomous mode. It can be radio controlled by the ESP32 bluetooth or by connecting a Flysky RC controller receiver to the IBUS port. It also has 3 push buttons and you can connect some kind of display by I2C to visualize and select configuration modes.

Control board for autonomous or radio-controlled robots. It has inputs to connect distance sensors and encoders for autonomous mode. It can be radio controlled by the ESP32 bluetooth or by connecting a Flysky RC controller receiver to the IBUS port. It also has 3 push buttons and you can connect some kind of display by I2C to visualize and select configuration modes. Forked from original project: https://www.flux.ai/jr98/esp32-robot-controller

Control board for autonomous or radio-controlled robots. It has inputs to connect distance sensors and encoders for autonomous mode. It can be radio controlled by the ESP32 bluetooth or by connecting a Flysky RC controller receiver to the IBUS port. It also has 3 push buttons and you can connect some kind of display by I2C to visualize and select configuration modes.

This project a basic development board for MGM240S Transceiver Module, featuring key programming and power nets, and a mix of digital and analog connections. #template #arduino-matter #arduino #siliconlabs #bluetooth #thread #zigbee #matter

Dual core, Wi-Fi: 2.4 GHz up to 150 Mbits/s,BLE (Bluetooth Low Energy) and legacy Bluetooth, 32 bits, Up to 240 MHz #esp32 #ble #wifi #arm

This project a basic development board for MGM240S Transceiver Module, featuring key programming and power nets, and a mix of digital and analog connections. #template #arduino-matter #arduino #siliconlabs #bluetooth #thread #zigbee #matter

This project is a Bluetooth Low Energy (BLE) gas leakage detection system. It uses a BME680 sensor from Bosch Sensortec for gas detection and a BMD-330-A-R module from U-blox for BLE communication. It also features a user interaction button, RGB signaling LED, and is powered by two non-rechargeable AA batteries. #BLE #MCU #ReferenceDesign #project #referenceDesign #simple-embedded #ublox #template #reference-design

Control board for autonomous or radio-controlled robots. It has inputs to connect distance sensors and encoders for autonomous mode. It can be radio controlled by the ESP32 bluetooth or by connecting a Flysky RC controller receiver to the IBUS port. It also has 3 push buttons and you can connect some kind of display by I2C to visualize and select configuration modes.

Dual core, Wi-Fi: 2.4 GHz up to 150 Mbits/s,BLE (Bluetooth Low Energy) and legacy Bluetooth, 32 bits, Up to 240 MHz #esp32 #ble #wifi #arm

Consumer USB-C powered low-power environmental sensor node with Wi-Fi, Bluetooth LE, digital temperature/humidity sensing, and protected 5 V input supporting 0.5–3 A USB-C sources.

Consumer USB-C powered low-power environmental sensor node using a Wi-Fi + Bluetooth LE MCU module, digital temperature/humidity sensor, USB-C 5 V input, and protected 3.3 V power architecture sized for 0.5–3 A USB-C sources.

USB-C powered low-power temperature and humidity sensor node with WiFi, Bluetooth LE, protected 5 V input, and digital environmental sensing.

USB-C powered consumer environmental sensor node with Wi-Fi, Bluetooth LE, digital temperature/humidity sensing, and protected 5 V input power path.

Consumer USB-C environmental sensor node using a low-power Wi-Fi + Bluetooth MCU and digital temperature/humidity sensor. Powered from 5 V USB-C sink input with input protection including reverse blocking, OVP, UVLO, and overcurrent limiting, then regulated to 3.3 V for the radio and sensor.

Low-power consumer environmental sensor node with USB-C 5V input, Wi-Fi + Bluetooth connectivity, digital temperature/humidity sensing, and protected 5V-to-3.3V power architecture including reverse, OVP, UVLO, and OCP considerations.

USB-C powered low-power environmental sensor node with Wi-Fi, Bluetooth LE, protected 5 V input, 3.3 V regulation, and digital temperature/humidity sensing for consumer use.

ESP32-based universal inline analog signal conditioner with protected sensor input, DAC output, fail-safe NC relay passthrough, OLED UI, Bluetooth profile logic, and terminal-block I/O for automotive/bench use.

I am developing a trackable USB drive that utilizes 4G and GNSS technology, without relying on Bluetooth or Wi-Fi. When the USB drive is plugged into a computer, it begins charging its internal lithium battery while the positioning system remains dormant. Once unplugged, the positioning system activates and reports its location once per day.

Reusable ESP32-WROOM golf ball dispenser interface board with protected 12V to 24V input power, one conditioned coin pulse input, SPDT relay dry-contact output, open-collector output, Bluetooth pulse generation, screw-terminal field wiring, and optional UART programming access.

High-level modular schematic requirements for a Teensy 4.1 based RFID-triggered audio system with Bluetooth input, analog source selection, stereo amplification, and 12V to 5V power partitioning.

Seeed Studio XIAO nRF52840 is carrying wireless capability for the first time and it supports Bluetooth 5.0, also able to operate with low power consumption. It will be your best microcontroller for Bluetooth applications.

A low energy Bluetooth Watch using the NRF52840

Low-power USB-C 5V environmental sensor node with robust input protection, ESP32 Wi-Fi/BLE connectivity, digital temperature/humidity sensing, Bluetooth peripheral syncing, and EEG/PPG sensor interfaces for prototype biosignal acquisition.

I want to make the hardware and software for a 5.2 inch diameter capacitive touch screen display. Please give me all of the information the enable me to do this, I have NO experience of code or PCB design or manufacture. I want to measure a battery voltage and amps used via a coulomb counter to indicate a fuel level indicator icon I just want two connections + and - Its not single cell, its a battery of 20 cells LIFEPO4 each cell is 3.2v nominal and 100a I also want to include a can bus controller to read and display motor rpm And can bus temperature Also a GPS speedometer, odometer and trip. Toggle between knots, mph and kmh by touchscreen, Also toggle between nautical miles, km and miles with a Trip meter reset. Startup screen animation, Speed Incremental bar Plus a digital reading, And an animated compass heading STM32 or ESP32 Please recommend all hardware, I have the can protocol for the motor controller but not with me right now Connection via a 4 pin military connector can high can low +v and –v Top middle of screen incremental speed bar that fills 120 degrees with 60 degrees being top dead centre in an arc Dead middle of screen DIGITAL SPEED To the left of dead middle a Compass To the right of dead centre DIGITAL RPM Next line with a space between dead centre will be the ODOMETER, Trip and Battery level Below those are the Toggle buttons Heading compass by GPS, no WiFi or Bluetooth Write full GPS parsing code for my firmware Can you write the code with all of your recommendations for smoother bug free operation Can a FRAM replace the sd card ALL components must fit onto one board into an enclosure directly behind the screen that measures 5.0 inches diameter x 13mm deep inside dimensions

Product Type: Wearable AI pendant Primary Function: Records audio, generates transcripts, and organizes information about daily interactions User Interaction: Input: Activation button Output: RGB LED ring, Bluetooth link to phone Key Features: Audio Recording: Activated by button press Transcription: Converts audio to text Sentiment Analysis: Embedded AI evaluates sentiment Information Management: Filters essential information and action items Technical Specifications Form Factor: Wearable pendant Display: RGB LED ring around the edge Sensors: 2 Microphones 1 Button Connectivity: Bluetooth for phone linkage Wi-Fi USB-C for charging Wireless Protocol: Wi-Fi, Bluetooth Battery Type: LiPo 2000 mAh Battery Life: 6 hours of continuous use Charging Method: USB-C Operating Voltage: 3.3V Operating Conditions: Temperature Range: -10°C to 70°C Humidity: 10 to 90% Software: Python for AI and processing Compliance: RoHS, FCC, CE Reliability: 20,000 hrs Life Cycle Expectancy: 10 years AI Capabilities Speech to Text Recognition: Converts audio input to written text Embedded AI Sentiment Analysis: Evaluates the mood or sentiment expressed in the text Essential Information Filtering: Identifies and segregates crucial data and actionable items Power Consumption and Efficiency Power consumption must align with battery capacity to ensure 6 hours of continuous operational use.

RF Module, ESP32-D0WD SoC, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 2.7-3.6V, onboard antenna, SMD #RF #ESP32 #WiFi #BLE #commonpartslibrary

Dual core, Wi-Fi: 2.4 GHz up to 150 Mbits/s,BLE (Bluetooth Low Energy) and legacy Bluetooth, 32 bits, Up to 240 MHz #esp32 #ble #wifi #arm

ESP32-S3-PLC For Home and Small Industry, include 8 12V SSR to control DC and AC Current, 8 isolated I/O and a ESP32 as a brain with a USB C to upload the code and the connectivity advantages of the ES32 like WIFI and Bluetooth.

Dual core, Wi-Fi: 2.4 GHz up to 150 Mbits/s,BLE (Bluetooth Low Energy) and legacy Bluetooth, 32 bits, Up to 240 MHz #esp32 #ble #wifi #arm

ESP32-S3-PLC For Home and Small Industry, include 8 12V SSR to control DC and AC Current, 8 isolated I/O and a ESP32 as a brain with a USB C to upload the code and the connectivity advantages of the ES32 like WIFI and Bluetooth.

Product Type: Wearable AI pendant Primary Function: Records audio, generates transcripts, and organizes information about daily interactions User Interaction: Input: Activation button Output: RGB LED ring, Bluetooth link to phone Key Features: Audio Recording: Activated by button press Transcription: Converts audio to text Sentiment Analysis: Embedded AI evaluates sentiment Information Management: Filters essential information and action items Technical Specifications Form Factor: Wearable pendant Display: RGB LED ring around the edge Sensors: 2 Microphones 1 Button Connectivity: Bluetooth for phone linkage Wi-Fi USB-C for charging Wireless Protocol: Wi-Fi, Bluetooth Battery Type: LiPo 2000 mAh Battery Life: 6 hours of continuous use Charging Method: USB-C Operating Voltage: 3.3V Operating Conditions: Temperature Range: -10°C to 70°C Humidity: 10 to 90% Software: Python for AI and processing Compliance: RoHS, FCC, CE Reliability: 20,000 hrs Life Cycle Expectancy: 10 years AI Capabilities Speech to Text Recognition: Converts audio input to written text Embedded AI Sentiment Analysis: Evaluates the mood or sentiment expressed in the text Essential Information Filtering: Identifies and segregates crucial data and actionable items Power Consumption and Efficiency Power consumption must align with battery capacity to ensure 6 hours of continuous operational use.

Product Type: Wearable AI pendant Primary Function: Records audio, generates transcripts, and organizes information about daily interactions User Interaction: Input: Activation button Output: RGB LED ring, Bluetooth link to phone Key Features: Audio Recording: Activated by button press Transcription: Converts audio to text Sentiment Analysis: Embedded AI evaluates sentiment Information Management: Filters essential information and action items Technical Specifications Form Factor: Wearable pendant Display: RGB LED ring around the edge Sensors: 2 Microphones 1 Button Connectivity: Bluetooth for phone linkage Wi-Fi USB-C for charging Wireless Protocol: Wi-Fi, Bluetooth Battery Type: LiPo 2000 mAh Battery Life: 6 hours of continuous use Charging Method: USB-C Operating Voltage: 3.3V Operating Conditions: Temperature Range: -10°C to 70°C Humidity: 10 to 90% Software: Python for AI and processing Compliance: RoHS, FCC, CE Reliability: 20,000 hrs Life Cycle Expectancy: 10 years AI Capabilities Speech to Text Recognition: Converts audio input to written text Embedded AI Sentiment Analysis: Evaluates the mood or sentiment expressed in the text Essential Information Filtering: Identifies and segregates crucial data and actionable items Power Consumption and Efficiency Power consumption must align with battery capacity to ensure 6 hours of continuous operational use.

ESP32 /eMMC Integration with Bidirectional Level Shifting Project Overview: This project aims to integrate an ESP32 microcontroller with an eMMC (embedded Multi Media Card) storage module to create a robust data processing and storage solution. The system utilizes bidirectional level shifting to ensure seamless communication between the 3.3V logic of the ESP32 and the 1.8V logic of the eMMC, enabling efficient data handling and processing. Objectives: Data Storage and Processing: Leverage the high-speed capabilities of the eMMC for data storage while offloading processing tasks from the ESP32 to enhance overall system performance. Voltage Level Compatibility: Implement a bidirectional level shifting solution to facilitate communication between the ESP32 and eMMC, ensuring signal integrity and compatibility across different voltage levels. Modular Design: Create a modular and scalable design that can be easily adapted for various applications, including IoT devices, data logging systems, and embedded applications. Key Components: ESP32 Microcontroller: A powerful microcontroller with integrated Wi-Fi and Bluetooth capabilities, ideal for IoT applications. eMMC Storage Module: A high-speed storage solution that provides ample memory for data-intensive applications. Bidirectional Level Shifter: A 20-channel level shifter (74LVC4245 and TXB0104D) to convert signals between 1.8V and 3.3V, ensuring reliable communication between the ESP32 and eMMC. Power Management: Utilize a MIC5205 LDO voltage regulator to step down the 3.3V supply to 1.8V for the eMMC, ensuring stable power delivery. Implementation Steps: Circuit Design: Design the circuit schematic, including connections for the ESP32, eMMC, level shifter, and power management components. PCB Layout: Create a PCB layout that optimizes trace lengths for high-speed signals, ensuring proper length matching and minimizing noise. Firmware Development: Develop firmware for the ESP32 to handle data reading, writing, and processing tasks, as well as managing communication with the eMMC. Testing and Validation: Conduct thorough testing to validate the functionality of the system, ensuring reliable data transfer and processing capabilities. Expected Outcomes: A fully functional system that demonstrates the integration of the ESP32 with eMMC storage, showcasing efficient data handling and processing. A modular design that can be adapted for various applications, providing a foundation for future projects in IoT and embedded systems.

The Coffee Waker is a unique, full-featured coffee maker alarm clock designed to brighten your morning routine with the irresistible aroma of freshly brewed coffee. By seamlessly integrating multiple high-performance components onto a single main board, the Coffee Waker delivers both functionality and innovation: - **Processing & Connectivity:** Powered by an ESP32-S3, it offers built-in WiFi and Bluetooth, enabling smart scheduling, remote control, and over-the-air updates. - **Precision Sensing:** A 16-bit load cell ADC provides accurate measurements, ensuring precise weight sensing for coffee bean dosing or liquid volume monitoring. - **Quality Audio Output:** The onboard 16-bit MP3 DAC guarantees clear audio playback, from alarm sounds to any custom wake-up messages you program. - **Robust Power Handling:** With a 120V heater cartridge relay and a 12V wakeup light converter integrated, the board safely manages high voltage switching and provides a visually soothing light routine. - **Thoughtful Integration:** Designed with automotive-grade components, precision regulators, and careful signal routing, the Coffee Waker Main Board combines performance with reliability while keeping a compact footprint. Overall, the Coffee Waker transcends the ordinary alarm clock, merging daily utility with modern connectivity and a touch of luxury—making it the perfect addition to any nightstand. #CoffeeWaker #SmartHome #CoffeeMaker #AlarmClock #MorningRoutine #Technology #Innovation

Disfruta de una experiencia sonora única con nuestra Barra de Sonido Dolby Altos, diseñada para ofrecer una calidad de audio inigualable. Alimentada a 110V AC y equipada con conectividad Bluetooth, integra 6 altavoces estratégicamente organizados para brindar un sonido envolvente y claro. Además, sus funciones básicas de encendido/apagado y control de volumen garantizan una operación intuitiva y personalizada, perfecta para transformar tu sistema de entretenimiento. #BarraDeSonido #DolbyAltos #110VAC #Bluetooth #Altavoces #ControlDeVolumen #Entretenimiento #AudioEnvolvente

Proyecto "Selfish Chocolate Tractor Beam": Descubre la revolución en robótica con este innovador robot de dos llantas, meticulosamente diseñado para cumplir con los más altos estándares en el control y manejo robótico. En el corazón del proyecto se encuentra el Arduino Uno, que actúa como el cerebro del sistema, gestionando de manera óptima todas las funciones. El módulo L298N encabeza el control de los motores de corriente directa, permitiendo una maniobrabilidad precisa y un acelerado ajuste de velocidad y dirección. Complementariamente, el HC-06 se encarga de establecer comunicaciones Bluetooth fiables, abriendo el camino a aplicaciones educativas y profesionales que demandan una conectividad sin fisuras. Experimenta la perfecta integración de tecnología avanzada y eficiencia operativa, y adéntrate en una nueva era donde la innovación y el rendimiento se fusionan para transformar el futuro de la robótica. #ArduinoUno #L298N #HC06 #Robótica #Innovación #Tecnología #ControlRobótico #ComunicaciónBluetooth

The Coffee Waker is a unique, full-featured coffee maker alarm clock designed to brighten your morning routine with the irresistible aroma of freshly brewed coffee. By seamlessly integrating multiple high-performance components onto a single main board, the Coffee Waker delivers both functionality and innovation: - **Processing & Connectivity:** Powered by an ESP32-S3, it offers built-in WiFi and Bluetooth, enabling smart scheduling, remote control, and over-the-air updates. - **Precision Sensing:** A 16-bit load cell ADC provides accurate measurements, ensuring precise weight sensing for coffee bean dosing or liquid volume monitoring. - **Quality Audio Output:** The onboard 16-bit MP3 DAC guarantees clear audio playback, from alarm sounds to any custom wake-up messages you program. - **Robust Power Handling:** With a 120V heater cartridge relay and a 12V wakeup light converter integrated, the board safely manages high voltage switching and provides a visually soothing light routine. - **Thoughtful Integration:** Designed with automotive-grade components, precision regulators, and careful signal routing, the Coffee Waker Main Board combines performance with reliability while keeping a compact footprint. Overall, the Coffee Waker transcends the ordinary alarm clock, merging daily utility with modern connectivity and a touch of luxury—making it the perfect addition to any nightstand. #CoffeeWaker #SmartHome #CoffeeMaker #AlarmClock #MorningRoutine #Technology #Innovation

Dual core, Wi-Fi: 2.4 GHz up to 150 Mbits/s,BLE (Bluetooth Low Energy) and legacy Bluetooth, 32 bits, Up to 240 MHz #esp32 #ble #wifi #arm

Dual core, Wi-Fi: 2.4 GHz up to 150 Mbits/s,BLE (Bluetooth Low Energy) and legacy Bluetooth, 32 bits, Up to 240 MHz #esp32 #ble #wifi #arm

This project is a WiFi/Bluetooth Smart Home Magnetic Sensor using the ESP8684-WROOM-02C module from Espressif Systems. It includes a Reed switch for detection magnet, It's powered by a regular non-rechargeable AAA battery. #smartHome #WiFi #bluetooth #BLE #MCU #project #ESP8684 #referenceDesign #simple-embedded #espressif #template #polygon

This project is a Bluetooth Low Energy (BLE) gas leakage detection system. It uses a BME680 sensor from Bosch Sensortec for gas detection and a BMD-330-A-R module from U-blox for BLE communication. It also features a user interaction button, RGB signaling LED, and is powered by two non-rechargeable AA batteries. #BLE #MCU #ReferenceDesign #project #referenceDesign #simple-embedded #ublox #template #reference-design #polygon

Dual core, Wi-Fi: 2.4 GHz up to 150 Mbits/s,BLE (Bluetooth Low Energy) and legacy Bluetooth, 32 bits, Up to 240 MHz #esp32 #ble #wifi #arm

Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount #commonpartslibrary #rf #wireless #transceiver #module

Bluetooth, WiFi 802.11b/g/n, Bluetooth 4.2 Transceiver Module 2.412GHz ~ 2.484GHz Antenna Not Included, I-PEX Surface Mount #Module #RF #Transceiver #bluetooth #Wifi