Operating Voltage 5V logic level.
Mini-USB Port For compact connectivity.
8 Analog Inputs A0 ~ A7 for versatile applications.
14 Digital I/O Includes 6 PWM outputs.
Atmega328P-AU MCU Ensures reliable performance.
Standard 0.1” Spacing DIP Breadboard friendly design.
Low-cost CH340 Chip Economical USB-Serial interface.
Old Bootloader Pre-installed for compatibility.
Auto-reset Support During program download.
Download DataSheet

Compact Design Small footprint for easy integration in projects.
USB-Serial CH340 Chip Offers cost efficiency over FTDI versions.
Multiple I/O Options Supports diverse project types with 22 digital I/Os.
ATmega328 MCU Reliable microcontroller compatibility with Arduino IDE.
No DC Jack Powered via Mini-B USB or external sources.
Breadboard Friendly Easily fits into standard breadboard setups.
PWM & Analog Inputs Equipped with 6 PWM outputs and 8 analog inputs.
Windows (EXE): Driver executable
Windows (ZIP): Driver v3.4 (2016-09-27)
Mac (ZIP): Driver v1.5 (2018-07-04)
Linux (ZIP): Driver v1.5 (2018-03-18)

Broadcom BCM2837 Powerful chipset for efficiency.
Onboard Wireless 802.11 b/g/n WiFi and Bluetooth 4.1.
Quad-Core Processor 1.2GHz ARM Cortex-A53
1GB RAM Ensures smooth multitasking.
Versatile Ports HDMI, USB, Ethernet, Audio.
HD Video HDMI support for HD displays.
IO Connectivity GPIO, CSI, DSI connected.
Download Datasheet

Quad-core CPU ARM Cortex-A72 at 1.5GHz
1 GB RAM LPDDR4 suitable for most tasks
USB Ports Two USB 3.0 and two USB 2.0
Wi-Fi Dual-band 2.4GHz and 5GHz
HDMI Support Dual 4K micro HDMI ports
GPIO Header Standard 40-pin configuration
Storage MicroSD card slot
Power Supply USB-C port for 5V source
Bluetooth Version 5.0 for connectivity

Microcontroller RP2040 with dual-core ARM Cortex-M0+
Flash Memory 2MB onboard QSPI
Wireless Connectivity 2.4GHz 802.11n LAN support
Form Factor 40 pin 21mmx51mm DIP style
GPIO Pins 26 multi-function 3.3V
Power Supply Flexible options
Programming Interface Comprehensive SDK and examples
Onboard Components CYW43439 wireless chip
Documentation Raspberry Pi Pico Series Documentation
Download Raspberry Pi Pico W Datasheet

MCU: Powerful STM32F103C8T6
Performance: 72MHz work frequency
Memory: 64K flash memory, 20K SRAM
Voltage: 2.0-3.6V power, I/O
USB: Onboard Micro USB interface
Core: ARM Cortex-M3 32-bit CPU
Debug: SWD Mode support
Size: Compact 54mm x 22mm
Weight: Light at only 9g
Download Datasheet

New & High Quality: 100% brand new STM32 board.
Processor: ARM Cortex-M4 32-bit core.
Debug Mode: Supports SWD debugging.
Processor Speed: 72MHz frequency for efficient performance.
Storage Memory: 512K flash, 128K SRAM for ample storage.
Reset Feature: Includes POR/PDR reset function.
Onboard Interface: Uses USB Type C for power and USB communication.
Download Schematic.
Offcial Product Page.

Microcontroller: ESP8266EX
Operating Voltage: 3.3V
Digital I/O Pins: 11
Flash Memory: 4MB
Compatible: Arduino, NodeMCU
Power Supply: 9V-12V Input
On-board Switching: 5V Output
Download Datasheet: Download