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TomNisbet/TommyPROM
Some files won't burn

Hello, I have the problem that some files can not be burned or crash after a few blocks. other similar ones work. why is that? I use the same EEPROM 28C256
  • micha-uhl
  • 6
  • Opened 
    on Jan 2
  • #78

TomNisbet/TommyPROM
TommyPROM32 : Ok to replace SW1 and SW2 with jumpers ?

As switches with the correct size/footprint are hard to source at a decent price where I am, and only one of the position is used, is it okay to replace them with a jumper like so ? 2024-06-15-181232_694x782_scrot ...
  • ABelliqueux
  • 2
  • Opened 
    on Jun 15, 2024
  • #72

TomNisbet/TommyPROM
CSI CAT28C16AP working?

Hi, Was wondering if anyone has tried this chip? I have added a line to TommyPROM.ino PromDevice28C prom(2 * 1024L, 0, 10, true); // 28C16 with no page writes However I m not having any luck writing ...
  • jscrane
  • 5
  • Opened 
    on Apr 2, 2024
  • #66

TomNisbet/TommyPROM
Alternative Hardware Idea

Greetings, Tom. Would you consider modifying the hardware by replacing the serial-to-parallel 74HC164 ICs with a pair of cascaded 8-bit parallel 74HC574 ICs? The change would free up a few pins on the ...
  • Mike-K8LH
  • Opened 
    on Mar 8, 2024
  • #63

TomNisbet/TommyPROM
Cannot burn image

I am trying to burn an image to a 28C256, but it is not working. MacOS Sonoma 14.3 minicom version 2.9 TommyPROM 3.3 - 28C series EEPROM The commands I am running: 1. minicom 2. w (I have also tried ...
  • ian-rose
  • 3
  • Opened 
    on Feb 29, 2024
  • #61

TomNisbet/TommyPROM
Arduino Nano Every ATMega4809

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 not compatible with this AVR version and official documentation ...
  • bogrol2003
  • 1
  • Opened 
    on Dec 5, 2023
  • #59

TomNisbet/TommyPROM
Problems writing to 28C256 through Xmodem

Poking, zapping and filling works fine, but when I send a file through Xmodem (minicom), atleast the first page (which has the entire program) is just not written at all, it does fill the entire EEPROM ...
  • hadron13
  • 3
  • Opened 
    on Jun 3, 2023
  • #56

TomNisbet/TommyPROM
Hardware Verify Not Working?

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 ...
question
  • OrlandoBlyat
  • 3
  • Opened 
    on Apr 8, 2023
  • #54

TomNisbet/TommyPROM
27C256

Hello, How to use the code for 27C256?
question
  • ElectroBoy404NotFound
  • 12
  • Opened 
    on Mar 14, 2023
  • #53

TomNisbet/TommyPROM
please add support for AT29C020 device (Atmel TSOP32 Flash)

Kindly please extend the code to cover Atmel 29C020 devices Thx! Chris
help wanted
  • invictus737
  • 9
  • Opened 
    on Mar 8, 2023
  • #52
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