Description
Core Board Information: STM32F411CEU6 core board V3.1Freq. 100MHZ ROM: 128KB RAM: 512KB25MHZ high speed crystal oscillator & 32.768Khz 6PF low speed crystal oscillatorV3.1 version began to use lead-free process, the pin header is gold-plated pin header, more environmentally friendlyFlash pads have been reserved and USBDisk && FATFFS routines are providedWeAct HID FW Bootloader has been burned out of the factory. It is a special factory test version, and hex is not provided.Support MicroPython programming, provide available MicroPython firmware, see the link for configuration files, but do not provide technical answers!For Arduino programming, see Github for detailsBoards with version V1.3 and above have 3 buttons, reset button, BOOT0 button, and user buttons.How to enter ISP mode: Method 1: Press and hold the BOOT0 button and the reset button under the power-on state, then release the reset button, and release the BOOT0 button after 0.5 secondsMethod 2: Hold down the BOOT0 key when power is off, and release the BOOT0 key 0.5S after power onDFU mode: just use the data cable to connect to the computer, if there is a problem of unrecognized, you can properly heat the chip (25 ° C), and then re-enter the ISP modeSerial port mode: use USB to serial port to connect PA9 and PA10 of the core boardSoftware: STM32CubeProg.WeAct HID FW BootloaderNo need for USB to serial port, no debugger, no computer driver, just a TYPE-C data cable to complete the firmware downloadFor details, see Code Cloud / Soft / WeAct HID FW Bootloader /How to enter HID Bootloader after writing to APPPress and hold the KEY button, click the reset button, LED C13 flashes, release the KEY button to enter
Package included:
1 x Development Board with Pin