TommyPROM

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Programming a 27C040 - will this work

4

Hi Tom, I would like to program a couple of 27C040 EPROM's and would like to know if your programmer will work? I see in the code for the 27...

danriches

Can sketch size be reduced to run on Nano 168 ?

1

Hi Tom, Is there anything that can be stripped out to allow this sketch to fit into the Nano 168 (rather than the 328)? Or would that be unachievable? I...

srayner

Using TommyPROM as basis for slightly odd flash rom board

1

Hi Tommy, I'm trying to build a reader/writer for a 128mbit ROM board that uses a 72 pin SIMM based pinout (essentially, it's two SOP44 64mbit NOR Flash chips in...

AJRubenstein

28C64 Not Working

6

ElectroBoy404NotFound

5.5 volts , USB volts , VCC volts

4

There is 5.5v marked on the Nano, what is VCC then? I'm thinking on getting two little charge pump boards for the 5.5 an 25.5 volts no? here is a...

haroldmoore

W27C512

1

Hellom love the project, i am builing one but a have a question, can it programm the Winbond W27C512?

Henkvd72

Add support for reading 23xx-series ROMs as found in microcomputers from 70s and 80s. Also add line for 28C16.

jscrane

Arduino Nano Every ATMega4809

1

Greetings! I have been trying very hard to port your code the newer Nano version but I am not sure what to use in place of port variables, which are...

bogrol2003

Hardware Verify Not Working?

3

Hi, I've assembled the TommyPROM on a breadboard with the 74HCT595 registers. But writing/reading aren't functioning properly, my wiring probably is at fault. I uploaded the HardwareVerify sketch, but in...

OrlandoBlyat

27C256

12

Hello, How to use the code for 27C256?

ElectroBoy404NotFound