The KAmod BlackPill 401 is an evaluation board with an STM32F401CCU microcontroller, featuring USB-C with ESD protection and a modified power circuit. With a pre-installed bootloader, it supports Arduino IDE, offering 32 GPIOs and versatile programming capabilities

The KAmod BlackPill 411 is an evaluation board featuring the STM32F411CEU microcontroller, offering versatile programming capabilities with a USB-C connector and a pre-installed bootloader compatible with Arduino IDE. Equipped with 32 GPIOs, a modified power circuit, and ESD protection, it is perfect for embedded projects.