Feather-compatible dev board, powered by an STM32L4+ @ 120 MHz with 2MB of Flash and 640KB of RAM Expandable to 55 pins for access to additional I/O and buses Plenty of Flash and RAM for edge ML workloads or complex applications Support for C/C++, Arduino, and CircuitPython CORTEX Debug connector, enabling the use of Visual Studio Code, IAR, and STM32CubeIDE with optional SWD programmer #blues

ESP32-WROOM32 ESP32 802.11 b/g/n (WiFi/WLAN/Wi-Fi 4), Bluetooth® Smart 4.x Low Energy (BLE) Transceiver 2.4GHz Evaluation Board ESP32-POE is an ESP32-based IoT development board that combines Wi-Fi, Bluetooth, Ethernet connectivity, and Power over Ethernet (PoE) in a single platform. It is designed for industrial automation, smart home systems, remote monitoring, and other network-connected embedded applications where both power and data can be delivered through a single Ethernet cable. The board supports the ESP32 dual-core processor and provides expansion interfaces for sensors, storage, and peripherals. FEATURES • ESP32-WROOM-32 WiFi/BLE module • Ethernet 100Mb interface with IEEE 802.3 PoE support • LiPo battery charger • LiPo battery connector • UEXT connector • User button • Reset button • Micro USB with programmer for ESP32 programming • MicroSD card • Two extension connectors 0.1" step spaced at 1" • PCB dimensions: (75 x 28)mm ~ (3 x 1)" #ESP32 #ESP32POE #IoT #Ethernet #PoE #WiFi #Bluetooth #EmbeddedSystems #IndustrialIoT #SmartHome #OpenSourceHardware #Microcontroller #EdgeComputing #Automation #MakerProjects

K20 Teensy 3.2 Kinetis ARM® Cortex®-M4 MCU 32-Bit Embedded Evaluation Board #Commonpartslibrary #Developmentboard #Kits #Programmers #Evaluationboard #MCU #DSP #Embedded

Cheap and low-profile 12V boost converter based on MT3608 for low current applications (max 30mA) like high-voltage programmers.