for Sipeed Longan Nano RISC-V GD32VF103CBT6 MCU Development Board Support Dropshipping and Wholesaling. 100% Original and Good Quality with Free After-sale Warranty. The Longan Nano is a minimalist development board for the GD32VF103CBT6 microcontroller based on the GigaDevice RISC-V 32-bit core. It is convenient for students, engineers and geeks to access the new generation of RISC-V processors and understand their features. The main chip is GD32VF103CBT6, based on the Bumblebee core of the core technology. Support RV32IMAC instruction set and ECLIC fast interrupt function. The core power consumption is only 1/3 of the traditional Cortex-M3. Longan Nano development board, double-row pin design, 700mil pin spacing, can be directly inserted into the breadboard; onboard 8M passive crystal oscillator, 32.768KHz RTC low-speed crystal oscillator, mini TF card slot, and use Type-C USB interface. State of Assembly: Ready-to-Go Model Number: GD32VF103CBT6 CB: 128KB Flash/32KB RAM colour:Red Material:PCB Package Contents: 1 x Development Board for Sipeed Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.