GD32F103VET6 — GigaDevice ARM Cortex-M3 MCU, 72MHz, 512KB flash, 64KB SRAM, LQFP100 Category: MCU Pricing LCSC $2.83 Mouser $3.78 DigiKey $3.83 Farnell $4.10 Manufacturer: https://www.gigadevice.com