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JPEG Image - 1.40 MB - 11/23/2020 at 16:36

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Adobe Portable Document Format - 27.16 kB - 11/23/2020 at 16:36

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Adobe Portable Document Format - 32.09 kB - 11/23/2020 at 16:36

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CharGen-1.BIN

Character Genarator code for 80 Col VDU

octet-stream - 2.00 kB - 12/11/2020 at 16:45

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Adobe Portable Document Format - 34.96 kB - 11/19/2020 at 16:00

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ms-excel - 1.04 kB - 11/24/2020 at 08:55

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application/pdf - 306.45 kB - 11/19/2020 at 15:59

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Adobe Portable Document Format - 50.63 kB - 11/19/2020 at 15:58

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KBD2 SourceCode V2.2.zip

PIC code for USB Keyboard v 2.2

x-zip-compressed - 642.04 kB - 01/10/2021 at 09:11

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Adobe Portable Document Format - 34.79 kB - 11/20/2020 at 08:32

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ms-excel - 2.05 kB - 11/19/2020 at 15:58

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CPU-Compact flash issue 4 assembled.jpg

Picture of Assembled PCB

JPEG Image - 1.39 MB - 10/14/2020 at 09:39

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CPU-CF Issue 4.PDF

Schamatic of same

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Adobe Portable Document Format - 35.64 kB - 10/25/2020 at 09:42

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ms-excel - 1.73 kB - 10/25/2020 at 09:42

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JPEG Image - 725.90 kB - 10/14/2020 at 09:37

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Adobe Portable Document Format - 30.48 kB - 10/14/2020 at 09:37

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IO Port Module Issue 2.PDF

Schematic of same

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Adobe Portable Document Format - 40.16 kB - 10/18/2020 at 10:19

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x-zip-compressed - 889.60 kB - 10/18/2020 at 10:19

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Adobe Portable Document Format - 49.91 kB - 10/07/2020 at 15:34

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Portable Network Graphics (PNG) - 355.46 kB - 10/07/2020 at 15:34

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PSG Issue 2 built.jpg

Programmable Sound, Text to Speech and an RTC (Real Time Clock).

JPEG Image - 1.38 MB - 10/04/2020 at 15:30

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PSG1 Issue 2.PDF

Schematic...

application/pdf - 49.80 kB - 10/04/2020 at 15:30

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application/pdf - 36.39 kB - 10/04/2020 at 15:30

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CFBOOT22.BIN

Z80 Code for Boot Eprom

octet-stream - 1.25 kB - 10/02/2020 at 18:05

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JPEG Image - 1.61 MB - 09/29/2020 at 08:26

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Adobe Portable Document Format - 30.67 kB - 09/29/2020 at 08:26

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plain - 1.27 kB - 09/29/2020 at 08:26

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AP-VDU80-3.PDF

The schematic for the 80 Col VDU card.

Adobe Portable Document Format - 52.92 kB - 08/20/2020 at 15:26

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VDU80 3D board TOP Issue 3.jpg

A 3D view of the 80 Col VDU card.

JPEG Image - 295.00 kB - 08/20/2020 at 15:26

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Adobe Portable Document Format - 45.41 kB - 10/21/2020 at 15:11

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InterakSystemNotes.pdf

All of the cards are now available on eBay ;
Just search under Interak.
All use common Z80 and TTL chips 74LS or 74 HTC. All files needed are above,

application/pdf - 8.44 MB - 10/22/2019 at 09:55

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