The module has two 20-pin headers enabling the use of numerous microcontroller peripheral systems, a USB Type C connector, a SWD connector (for an external programmer) and a user diode. The set is characterized by small dimensions and allows you to quickly and cheaply start your adventure with 32-bit microcontrollers from the STM32 family. Specification: - STM32F401CCU6 microcontroller: - Core: Cortex M4 with FPU - Maximum clock frequency of 84 MHz - 256 kB of Flash memory - 64 kB of RAM - Interfaces: 3 x I2C 4 x SPI / 2x I2S SDIO 3 x USART USB 2.0 OTG Full Speed - 1 x A / C converter: 16-channel - RTC clock - 8 x timer - The system is powered with the voltage from 1.7 V to 3.6 V The board also includes: - One user LED - LED indicating power - Reset button - Micro USB-C connector - Goldpin headers for I / O ports - Goldpin headers for the programmer - The set includes goldpin headers to be soldered - Dimensions: 53 x 21 mm https://elecena.pl/product/22605116/stm32f401ccu6-stm32-module-arduino 2023-02-22 https://elecena.pl/product/22605116/stm32f401ccu6-stm32-module-arduino 2025-10-29