Larger Digilent Artix-7 trainer board for courses needing more peripherals than Basys 3.
XC7A100T-1CSG324Cprice unknowneducationvideoaudiorisc-v
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Open-hardware Lattice ECP5 board used for open-source FPGA development, education, LiteX and retro-computing projects.
LFE5U-85F-6BG381Copen toolchainprice unknowneducationvideoretrorisc-v
| Field | Nexys A7 | ULX3S |
|---|---|---|
| Chip | XC7A100T-1CSG324C | LFE5U-85F-6BG381C |
| Family | Artix-7 | ECP5 |
| Device type | FPGA | FPGA |
| Price | unknown | unknown |
| Toolchains | Vivado WebPACK / ML Standard | Yosys + nextpnr + Project Trellis |
| Open toolchain | no | yes |
| Interfaces | Ethernet, VGA, USB | Digital video connector, SD card, USB |
| Memory | DDR2 requires verification from Digilent resource center | SDRAM varies by revision |
| Documentation | 82 | 72 |
| Difficulty | beginner | intermediate |
| Openness score | 15 | 95 |
| Where to get help | Digilent Forum | ULX3S project links |
| Typical risks | Split 50T/100T variants before publishing exact resource counts. | Memory, USB and video details are revision-dependent; check the exact PCB revision. |
| Better for | beginner learning | open-source flow |