This project is a BLE door and window sensor design that uses a U-blox BMD-330-A-R for BLE communication, a reed switch as a sensor, a multi-color LED for status display, and is powered by VBAT. There's also a programming interface and reset switch included. #WiFi #BLE #MCU #ReferenceDesign #Module #reusable #module #simple-embedded #ublox #sublayout

This is a ESP8684-WROOM-02UC module. This module has USB C for flashing via CH340, RESET and BOOT buttons, 3.3V regulator and 2 IO connectors #WiFi #BLE #MCU #reusable #module #simple-embedded #espressif #sublayout

This is a module of ESP8684-WROOM-02C WiFi Module from Espressif Systems. This module has USB C for flashing via CH340, RESET and BOOT buttons, 3.3V regulator and 2 IO connectors #WiFi #BLE #MCU #reusable #module #simple-embedded #espressif #sublayout

This is a reference design of the ESP8684-WROOM-02UC WiFi module from Espressif Systems. This board has USB C for flashing via CH340, RESET and BOOT buttons, 3.3V regulator and 2 IO connectors #WiFi #BLE #MCU #ReferenceDesign

IC RF TxRx + MCU Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 2.412GHz ~ 2.484GHz 56-VFQFN Exposed Pad #wifi #ble #rf #mcu

Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.412GHz ~ 2.484GHz PCB Trace Surface Mount #BLE #WIFI #ESP32 #MCU #RF

Wireless MCU with Integ Tri-radio 1x1 Wi-Fi 6 + BLE Low Energy 5.4 / 802.15.4 TFBGA145 package #CommonPartsLibrary #IntegratedCircuit #RF-transceiver

WiFi Modules ESP32-S3-MINI-1-N4R2 BULETM-SMD_ESP32-S3-MINI-1-N8 LCSC Part Number: C3013941 JLCPCB Part Class: Extended Part Manufactured by ESPRESSIF Espressif ESP32-S3-MINI-1/1U Wi-Fi and Bluetooth LE MCU module based on ESP32-S3, dual-core 32-bit Xtensa LX7 processor up to 240MHz, supports 2.4GHz Wi-Fi and Bluetooth LE, 8MB Quad SPI flash, optional 2MB Quad SPI PSRAM, up to 80MHz SPI flash clock, integrated low-power co-processor, -40°C to +85°C operating temperature, compact SMD module for IoT, smart home, embedded systems and wearable electronics; ESP32-S3-MINI-1 includes PCB antenna, ESP32-S3-MINI-1U supports external antenna connector. Search Keywords: ESP32-S3-MINI-1, ESP32-S3-MINI-1U, ESP32-S3-MINI-1-N8, ESP32-S3-MINI-1-N4R2, ESP32-S3-MINI-1U-N8, ESP32-S3-MINI-1U-N4R2, Espressif ESP32-S3-MINI, ESP32-S3 WiFi Bluetooth module, ESP32-S3 BLE module, ESP32-S3 MCU module, ESP32-S3-MINI 8MB flash, ESP32-S3-MINI 2MB PSRAM, ESP32-S3-MINI PCB antenna, ESP32-S3-MINI external antenna, ESP32-S3-MINI-1U antenna connector, ESP32-S3 SMD module, ESP32-S3 IoT module, ESP32-S3-MINI datasheet Hashtags: #ESP32S3MINI1 #ESP32S3MINI1U #ESP32S3MINI1N8 #ESP32S3MINI1N4R2 #ESP32S3MINI1UN8 #ESP32S3MINI1UN4R2 #Espressif #ESP32S3 #ESP32Module #WiFiModule #BluetoothLEModule #BLEModule #MCUModule #IoTModule #SMDModule #PCBantenna #ExternalAntenna #XtensaLX7 #8MBFlash #2MBPSRAM

This project is a minimal setup for of tag device that uses the ESP32-WROOM-32E to communicate with other BLE devices. #referenceDesign #project #ESP32 #ESP32WROOM #RF #WIFI #MCU #tag #airtag #reusable #module #simple-embedded #espressif

This project is a tag device that uses the ESP32-WROOM-32E to communicate with other BLE devices. It has a USB-C port for power and data, a voltage regulator for stable operation, and 18650 battery. It also has a CH340C chip for USB to serial conversion.. #referenceDesign #project #ESP32 #ESP32WROOM #RF #WIFI #MCU #tag #18650 #airtag #reusable #module #simple-embedded #espressif

20.5dBm ESP32-C3 Chip 2.4GHz VFQFN-32-EP WiFi Modules ROHS RF Transceiver ICs ESP32-C3-WROOM-02-N4 BULETM-SMD_ESPRESSIF_ESP32-C3-WROOM-02-N4-4MB LCSC Part Number: C2934560 Espressif ESP32-C3-WROOM-02 wireless MCU module, based on ESP32-C3 32-bit RISC-V single-core processor up to 160MHz, supports 2.4GHz Wi-Fi 802.11b/g/n and Bluetooth LE 5.0 with Bluetooth mesh, 4MB or 8MB SPI flash options, 384KB ROM, 400KB SRAM and 8KB RTC SRAM, up to 15 GPIOs, SPI, UART, I2C, I2S, LED PWM, USB Serial/JTAG, ADC, timers and watchdogs, integrated 40MHz crystal oscillator, 3.0V to 3.6V supply voltage, on-board PCB antenna, RoHS/REACH compliant, 18.0 x 20.0 x 3.2mm module size. Search Keywords: ESP32-C3-WROOM-02, ESP32-C3-WROOM-02-N4, ESP32-C3-WROOM-02-H4, ESP32-C3-WROOM-02-N8, Espressif ESP32-C3-WROOM-02, ESP32-C3 WiFi Bluetooth module, ESP32-C3 RISC-V module, WiFi BLE 5 module, 802.11bgn module, Bluetooth mesh module, ESP32-C3 PCB antenna module, ESP32-C3 4MB flash module, ESP32-C3 8MB flash module Hashtags: #ESP32C3WROOM02 #ESP32C3WROOM02N4 #ESP32C3WROOM02H4 #ESP32C3WROOM02N8 #EspressifESP32C3 #ESP32C3 #WiFiBluetoothModule #WiFiModule #BluetoothLEModule #BLE5Module #RISCVMCU #IoTModule #PCBantenna #80211bgn

Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount The ESP32-C3-WROOM-02-N4 is a compact, general-purpose Wi-Fi and Bluetooth Low Energy (BLE) module developed by Espressif Systems. It is built around the ESP32-C3 SoC and integrates RF components, crystal oscillator, flash memory, and PCB antenna in a single module. It is designed for a wide range of applications such as IoT devices, smart home systems, industrial automation, and consumer electronics, offering a balance of performance, low power consumption, and cost efficiency. Key Features MCU & Memory 32-bit RISC-V single-core processor up to 160 MHz 384 KB ROM 400 KB SRAM + 8 KB RTC SRAM Integrated 4 MB SPI flash (N4 variant) Connectivity 2.4 GHz Wi-Fi (802.11 b/g/n) Supports Station, SoftAP, and Station + SoftAP modes Bluetooth 5 (BLE) with mesh support Data rates up to 150 Mbps (Wi-Fi) Peripherals & Interfaces Up to 15 GPIOs Interfaces: SPI, UART, I2C, I2S LED PWM ADC (SAR) Timers & watchdog USB Serial/JTAG support TWAI® (CAN 2.0 compatible) #commonpartslibrary #transceiver #module #wireless #rf

Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.402GHz ~ 2.48GHz Antenna Not Included Surface Mount The ESP32-C3 is a low-power, highly integrated 32-bit microcontroller (MCU) from Espressif Systems that combines 2.4 GHz Wi-Fi and Bluetooth® 5 Low Energy (BLE) connectivity in a single chip. Built around a single-core RISC-V processor running at up to 160 MHz, it is designed for secure, cost-effective IoT and embedded applications. The ESP32-C3 offers excellent wireless performance, low power consumption, robust security features, and a rich set of peripherals, making it ideal for smart home devices, industrial automation, wearable electronics, wireless sensors, and consumer IoT products. Key Features 32-bit RISC-V single-core CPU running up to 160 MHz Integrated 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth® 5 LE Low-power architecture with multiple sleep modes for battery-powered devices Advanced security features including Secure Boot, Flash Encryption, AES, SHA, RSA, HMAC, and hardware random number generator (RNG) Rich peripheral set including GPIO, UART, SPI, I²C, I²S, PWM, ADC, TWAI (CAN), USB Serial/JTAG, and timers Supports external QSPI flash memory and OTA (Over-the-Air) firmware updates Compact package options suitable for space-constrained embedded designs Fully supported by the ESP-IDF, Arduino, and MicroPython development ecosystems #ESP32C3 #Espressif #RISCV #WiFi #BluetoothLE #IoT #EmbeddedSystems #Microcontroller #WirelessMCU #LowPower #SmartHome #IndustrialIoT #SecureMCU #EdgeComputing #FirmwareDevelopment

2.4GHz -98dBm SMD,19.2x18mm RF Transceiver Modules and Modems RoHS The ESP32-WROOM-32UE-N16 is a 2.4 GHz wireless MCU module built around the ESP32 SoC. It combines a dual-core processor, integrated Wi-Fi (802.11 b/g/n) and Bluetooth 4.2 (Classic + BLE), along with rich peripherals. The “UE” variant specifically uses a U.FL / IPEX connector for an external antenna, making it ideal for applications that require better RF performance or flexible antenna placement (e.g., enclosed products or long-range communication). The “N16” indicates 16 MB external flash memory, suitable for large firmware, OTA updates, and data-heavy applications. Processing Dual-core Xtensa LX6 32-bit CPU Clock speed up to 240 MHz Memory 16 MB Flash (N16 variant) ~520 KB SRAM + 448 KB ROM Connectivity Wi-Fi: 802.11 b/g/n (up to 150 Mbps) Bluetooth: v4.2 (BR/EDR + BLE) Frequency: 2.4 GHz band Antenna External antenna via U.FL connector Better range and flexibility vs PCB antenna Interfaces / Peripherals GPIO (≈26 usable pins) UART, SPI, I2C, I2S, SDIO ADC, DAC PWM (LED & motor control) Capacitive touch sensing Security Hardware encryption: AES, SHA, RSA Secure boot & flash encryption support Power Operating voltage: 3.0V – 3.6V (typ. 3.3V) Multiple low-power modes for battery applications Environmental Operating temperature: -40°C to +85°C Physical Surface-mount module (~38 pins / 52 pads depending on reference) Compact and RF-shielded design Typical Applications Smart home devices (IoT) Industrial automation Wireless sensors and data loggers Wearables and consumer electronics Remote monitoring systems #Module #ESP32