27C322/160/800/400 to TL866 and TL866ii Plus Programming Adapter

27C322/160/800/400 to TL866 and TL866ii Plus Programming Adapter



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  • Handmade

Please read the entire description!

This board allows you to program 27C322, 27C160, 27C800, and 27C400 EPROMs using your TL866 or TL866ii Plus programmer.
This only comes as a parts kit - it is not assembled. There are currently four variants offered:

- Adapter board with parts including a 48-pin ZIF socket
- Adapter board with parts including a 42-pin DIP socket
- Adapter board with only the surface mount parts included
- Old revision of the adapter board, with parts including a 42-pin DIP socket

Details on how to use this to program chips can be found on my website: https://thepoorstudenthobbyist.com/2019/09/02/27c322-160-programming-adapter/

Note: Switches may be red or blue, depending on availability.


Estimated arrival

The estimated delivery date is based on your purchase date, the recipient's location (actual or inferred), the seller's processing time and location, and the shipping carrier.

Other factors—such as shipping carrier delays or placing an order on weekend/holiday—may push the arrival of your item beyond this date.

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Mar 5-8

Feb 28

Order placed

After you place your order, PoorStudentHobbyist will take 1-3 business days to prepare it for shipment.

Mar 1-3

Order ships

PoorStudentHobbyist puts your order in the mail.

Mar 5-8


Estimated to arrive at your doorstep Mar 5-8!

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Ships from Broadview Heights, OH


Owner of PoorStudentHobbyist

Message Nick

This seller usually responds within a few hours.

60 reviews

5 out of 5 stars

Juan Iturriagagoitia Feb 4, 2021

5 out of 5 stars

Works flawlessly and it very easy and intuitive to put together. Great job

racer4200 Sep 12, 2020

5 out of 5 stars

Purchased this to replace my dead GGLabs adapter and I'm very happy so far. Build quality is top notch. As soon as I got it, I programmed a 27C322 (Sonic 3 Complete) and worked flawlessly. Thanks PoorStudent for a well designed and quality product!

Falk Aug 24, 2020

5 out of 5 stars

Great programming adapter for the 27C322 EPROM and various other EPROMS. Simple to use and works every time. Excellent quality and functionality! 5/5!

Lucas May 29, 2020

5 out of 5 stars

Very high quality made adapter. Nick is awesome to deal with and ships fast. Don't hesitate to buy from his store!