Small Gowin GW1NR board for low-cost learning, HDMI experiments, softcore demos, and open-source Gowin flow exploration.
GW1NR-LV9QN88PC6/I5open toolchain14.5 USDeducationvideorisc-vretro
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Enter board slugs separated by commas, for example: sipeed/tang-nano-20k,icebreaker/icebreaker.
Larger Gowin Tang board for projects that need substantially more logic than Tang Nano and Primer boards.
GW5AST-LV138FPG676Aprice unknownvideonetworkingdsprisc-v
| Field | Tang Nano 9K | Tang Mega 138K |
|---|---|---|
| Chip | GW1NR-LV9QN88PC6/I5 | GW5AST-LV138FPG676A |
| Family | GW1NR / LittleBee | GW5A |
| Device type | FPGA | FPGA |
| Price | 14.5 USD | unknown |
| Toolchains | Gowin EDA, Yosys + nextpnr-gowin + Apicula | Gowin EDA |
| Open toolchain | yes | no |
| Interfaces | HDMI, USB Type-C, Onboard JTAG, USB UART | not verified |
| Memory | PSRAM 64 Mbit, Onboard flash 32 Mbit | not verified |
| Documentation | 70 | 45 |
| Difficulty | beginner | professional |
| Openness score | 72 | 35 |
| Where to get help | r/GowinFPGA | Sipeed forum |
| Typical risks | Pinout and constraints must be taken from the exact board revision files, not inferred from this catalog entry. Open-source flow is feature-dependent | This entry intentionally avoids detailed connector claims until official board-revision documents are reviewed. |
| Better for | beginner learning | professional prototyping |