STM32F4 Development Board MicroPython Learning Board with STM32F411CEU6 STM32F401CEU6, Type-C, HID Bootloader, ISP DFU Modes, 3 Buttons, Black

Features:<br>1. Designed for MicroPython programming and embedded development.<br>2. Equipped with a 25MHz high-speed crystal oscillator and a 32.768kHz 6PF low-speed crystal oscillator for accurate timing.<br>3. V3.0 version uses a lead-free process and gold-plated pin headers for a more environmentally friendly build.<br>4. Reserved flash pads allow for expansion; USBDisk and FATFFS routines are provided.<br>5. Comes with a special factory test version of the WeAct HID FW Bootloader pre-burned; the hex file is not provided.<br>Product Details:<br>This STM32F4 development board supports MicroPython programming with available firmware; configuration files can be found via the provided link. Technical support is not included. Boards from V1.3 and above feature three buttons: reset, BOOT0, and a user button. To enter ISP mode: Method 1: While powered on, press and hold both BOOT0 and reset buttons, release reset, then release BOOT0 after 0.5 seconds. Method 2: While powered off, hold BOOT0, power on, then release BOOT0 after 0.5 seconds. For DFU mode: simply connect to a computer with a data cable; if not recognized, gently warm the chip to about 25 degrees C and re-enter ISP mode. For serial mode: connect PA9 and PA10 of the core board using a USB-to-serial adapter.<br>Specifications:<br>Model: STM32F411CEU6 / STM32F401CEU6<br>Color: Black<br>Interface: Type-C<br>Modes: HID Bootloader, ISP, DFU<br>Buttons: 3 (reset, BOOT0, user)