TsuraraGB Main
rniwase·tsuraraGB·pcb/main/tGB-main.kicad_pcb
About the TsuraraGB Main PCB
TsuraraGB Main is an open source FPGA PCB design by rniwase, published on GitHub under the BSD-3-Clause license. It is a 2-layer board measuring 51 × 61 mm, with 67 components from 35 distinct parts.
Its main chip is the ICE40UP5K-SG48ITR, from the FPGA family. Other key parts include the TC74LCXR163245FT, TPS79901DDCR and W25Q80DVSSIG. By type, the board carries 30 capacitors, 18 resistors, 5 ICs, 5 diodes, 3 transistors and 3 inductors.
It belongs with the dev boards & breakouts and retro computing designs in this gallery.
From the project
Nintendo Gameboy cartridge-shaped FPGA development board

Main components on the TsuraraGB Main
TsuraraGB Main bill of materials (BOM)
67 components, 35 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TC74LCXR163245FT | TSSOP-48_6.1x12.5mm_P0.5mm | U1 |
| 1 | ICE40UP5K-SG48ITR | QFN-48-1EP_7x7mm_P0.5mm_EP5.6x5.6mm | U3 |
| 2 | TPS79901DDCR | SOT-23-5 | U4, U5 |
| 1 | W25Q80DVSSIG | SOIC-8_5.275x5.275mm_P1.27mm | U6 |
| 1 | DMG3415U | SOT-23 | Q1 |
| 1 | HN4A56JU | SOT-353_SC-70-5 | Q2 |
| 1 | 2N7002K | SOT-23 | Q3 |
| 1 | SG-210STF 20MHz | Oscillator_SMD_SeikoEpson_SG210-4Pin_2.5x2.0mm | X1 |
| 1 | GB-CardEdge | GB-CardEdge | J1 |
| 1 | PROG_PORT | PinHeader_1x10_P2.54_Sidemount | J2 |
| 1 | SML-E12V8WT86 | LED_0603_1608Metric_Castellated | D1 |
| 1 | SML-E12P8WT86 | LED_0603_1608Metric_Castellated | D2 |
| 1 | SMLE13BC8TT86 | LED_0603_1608Metric_Castellated | D3 |
| 1 | SML-E12Y8WT86 | LED_0603_1608Metric_Castellated | D4 |
| 1 | BAT43XV2 | D_SOD-523 | D5 |
| 3 | MPZ1608S601ATA00 | L_0603_1608Metric | FB1, FB2, FB3 |
| 2 | 10μF | C_0603_1608Metric | C1, C30 |
| 14 | 0.1μF | C_0402_1005Metric | C2, C3, C4, C5, C6, C7, C8, C9 +6 |
| 4 | 1μF | C_0402_1005Metric | C11, C15, C16, C27 |
| 4 | 10nF | C_0402_1005Metric | C12, C13, C14, C24 |
Show 15 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 1nF | C_0402_1005Metric | C17, C18 |
| 1 | 1uF | C_0402_1005Metric | C19 |
| 2 | 4.7μF | C_0402_1005Metric | C23, C29 |
| 1 | 47pF | C_0402_1005Metric | C26 |
| 2 | 12kΩ | R_0402_1005Metric | R1, R3 |
| 1 | DNP | R_0603_1608Metric | R2 |
| 5 | 10kΩ | R_0402_1005Metric | R4, R12, R13, R14, R15 |
| 2 | 8.2kΩ | R_0402_1005Metric | R5, R11 |
| 2 | 2.2kΩ | R_0402_1005Metric | R6, R8 |
| 1 | 1kΩ | R_0402_1005Metric | R7 |
| 1 | 680Ω | R_0402_1005Metric | R9 |
| 1 | 4.7kΩ | R_0402_1005Metric | R10 |
| 1 | 120kΩ | R_0402_1005Metric | R16 |
| 1 | 68kΩ | R_0402_1005Metric | R17 |
| 1 | 100Ω | R_0402_1005Metric | R18 |
TsuraraGB Main design files
The KiCad project lives in the rniwase/tsuraraGB repository on GitHub; these links point at the commit this page was built from.
- Layoutpcb/main/tGB-main.kicad_pcb
- Schematicpcb/main/tGB-main.kicad_sch
TsuraraGB Main: common questions
What microcontroller does the TsuraraGB Main use?
The TsuraraGB Main is built around the ICE40UP5K-SG48ITR, from the FPGA family.
How big is the TsuraraGB Main PCB?
The TsuraraGB Main measures 51 × 61 mm, has 2 copper layers and is 0.8 mm thick.
How many components are on the TsuraraGB Main?
67 components, from 35 distinct parts. The full bill of materials is listed on this page.
Where can I download the TsuraraGB Main design files?
From the rniwase/tsuraraGB repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the TsuraraGB Main design in my own project?
Yes, under the terms of its BSD-3-Clause license, which rniwase chose for the repository.
Can I test firmware for the TsuraraGB Main without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug FPGA firmware against it before you order a PCB.
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