Part No: GD-Link Version 3 Description: MCU model: - CPU: ARM® Cortex™-M33 Speed Max: 180MHz Flash(KB): 512 SRAM(KB): 128 Board Features: GD-Link V2 is a rich-featured, easy-to-use, and portable debugging and programming tool developed by GigaDevice for the GD32 series MCU, which has the following characteristics: USB 2.0 high-speed interface Provide a 5V or 3.3V power supply for the target chip Support firmware update through the GD-Link Programmer software Support SWD / JTAG debugging and programming interface Support the GD32 ARM / RISC-V core full series of chips Support KEIL / IAR / Eclipse debugging and programming Support offline programming Support virtual USB disk drag and drop programming Support SWO function Support virtual serial port printing For more Information: GigaDevice GD32 MCU