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2 layers65 × 94.5 mmHuCard TL866, the printed circuit board in 3D

Ichigobankai's Reproduction HuCards, with additions by Partlyhuman

Size
65 × 94.5 mm
Copper layers
2
Thickness
1.6 mm
Parts
2
Nets
37
Pads
74
Tracks, vias
149, 12
Pours
1
Routed
Yes
KiCad
KiCad 8.0 (file 20240108)
Created
26 May 2022
Updated
19 May 2025

Overview

HuCard TL866 is an open-source printed circuit board by partlyhuman, from the partlyhuman/HuCARD-repro repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 65 × 94.5 mm with 2 parts on 37 nets, routed with 149 tracks and 12 vias.

README

HuCard-TL866/README.md

TL866 II adapter

This is an adapter for the popular TL866 II programmer, and likely works with the others in this line as well.

Ichigo created a programming adapter along with this HuCard repro, but it was for Willem and GQ4x programmers, necessitating this new adapter.

Thankfully, there is now a commercially available (and reasonably priced!) HuCard cartridge slot from JT Studios. This programmer is developed around it.

It is designed to mimic the TSOP32 programmer adapter pinout (SN001-4). This means:

  1. It should only be used with programming profiles / devices for which XGpro requests this adapter (like the SST39SF040)
  2. The pinout only provides access to pins A0-A18, so is limited to 512KB ROMs, which covers vast majority but not all of the PC Engine library

Alternatives

You may want to consider building an OSCR with PCE adapter instead, it will be more capable and works with many other devices, both dumping and flashing.

BOM

Tested with SST39SF040 flash, simply program as if you're directly programming the chip. Ichigo's HuConv program may be used, but I haven't really encountered a .PCE file in the wild that needed any processing.

Parts

2
QtyValueFootprintReferences
1Conn_01x38_PinHUC_Connector:HUC_Connector_JTStudioJ2
1Conn_02x16_Counter_ClockwiseHUC_Connector:HUC_TL866_DIPJ1

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Questions

How big is the HuCard TL866 PCB?

It measures 65 × 94.5 mm and has 2 copper layers, 1.6 mm thick.

What parts does the HuCard TL866 use?

2 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the HuCard TL866 KiCad files?

From the partlyhuman/HuCARD-repro repository on GitHub, at the commit this page was made from: the board is HuCard-TL866/HuCard-TL866.kicad_pcb and its schematic HuCard-TL866/HuCard-TL866.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the HuCard TL866 design in my own project?

Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).