SpritesMind.Net

Nope, you understood perfectly... I really appreciate everyone's help here... If I need any additional help in the near future, I certainly know who to turn to... Thanks again everyone! I'll let you know how my experiments go! Later! - D

That explains everything... That's exactly what I needed to know to understand exactly what was going on with that... So you can bend just the VPP or WE pin up and not use it, it's just not the best practice... Last question (I hope) do you still bend the VPP or WE pin up and out of the way, and the...

For starters, that data sheet is a very helpful piece of work. I see now what the VCC pin is on both type of chips. We want to keep the board OUT of program mode correct? In other words when you say there is no explicit write enable, but applying 12.5V to the VPP pin puts the ROM in program mode mea...

You guys are awesome! I understand totally now what Shiru means by not soldering the Write Enable pin to the board, but what does Jorge mean by connect it to the VCC? What's a VCC? Also looking at this document, Sega Programming FAQ October 18, 1995, Sixth Edition - Final, I saw the pin outs for a 4...

Map the !WE line to the HUHWHAT??? What exactly does that mean? I'm a bit of a newbie to this one... How does one go about that?

Under the condition that I use the same style flash eprom size as what was in the cart, possibly push the code through ucon64 if necessary for header info. Clip the old chip off the board, desoldier and clean board up. Burn chip and soldier the chip to the board. Is there anything else I might need ...