Purchase Qty. Reference FOB Price
10-49 Pieces US$5.60
50-99 Pieces US$5.40
100+ Pieces US$5.20
Product Description
STM32F411CE/STM32F401CC Core Board 512K Core Board Development Board MicroPython ISP mode download Method 1: Under power on state, press and hold B00T0 key and reset key, then release reset key, and release B00T0 key 0.5 seconds later Method 2: In the power off state, press and hold the BOOTO ...