Allwinner Nezha D1

The Nezha D1 is a RISC-V single-board computer based on the Allwinner D1 SoC, featuring the XuanTie C906 64-bit RISC-V core. It is one of the first affordable RISC-V Linux SBCs.

Key Features

• Allwinner D1 SoC with XuanTie C906 RISC-V core at 1 GHz
• 1 GB DDR3 RAM
• HDMI output
• Gigabit Ethernet
• USB 2.0 Host and OTG
• GPIO header (compatible with Raspberry Pi HATs)
• MicroSD card slot
• WiFi/BT module (optional)

Building/installing an image

1. git clone https://github.com/YoeDistro/yoe-distro.git
2. cd yoe-distro
3. . ./envsetup.sh nezha-d1
4. yoe_setup
5. bitbake yoe-simple-image
6. Insert SD card
7. lsblk (note SD card device, and substitute for /dev/sdX below)
8. yoe_install_image /dev/sdX yoe-simple-image
9. sudo eject /dev/sdX
10. Install SD card in the Nezha and apply power

Serial Console

The debug UART is available on the GPIO header. Connect a 3.3V USB-to-serial adapter:

• GND to GND
• TX to RX
• RX to TX

Serial settings: 115200 baud, 8N1.

References

• Allwinner D1 Documentation
• Nezha D1 Wiki