There is a power light next to the ZIF socket (Zero Insertion Force) and the ZIF’s handle should be straight up. Set the "T" switch on the shelf next to the programmer to your computer. There is a fan ...

Rather than use a microcontroller to run the relay, [glitch] wrote a simple Ruby script on his computer to turn the EPROM eraser on for the precise amount of time that is required to erase the ...

It’s amazing what you can do with an old CPU (6809), some SRAM, a controller-interface chip, and an EPROM for your BASIC. Check out the GitHub for the computer’s PCB files if you want to make ...

It refers to a type of computer memory that stores data permanently ... To erase the data, the EPROM chip is exposed to ultraviolet (UV) light, which clears the charge from the floating gates ...

the Psion MC-400 mobile computer was powered by a 7.68MHz Intel 80C86 processor and featured a 640x400 LCD with no backlight, 256KB EPROM and 256KB RAM, swappable 128KB flash storage drives ...