Search found 4 matches

by Afterburner
Mon Mar 12, 2018 6:22 am
Forum: Other Retro Dev
Topic: Genesis 32mbit sram wiring issues.
Replies: 4
Views: 8561

Re: Genesis 32mbit sram wiring issues.

hi thanks for the the tip but i have already read that tread :) and unfortunaly it did not make me any smarter :(
by Afterburner
Sun Mar 11, 2018 11:07 am
Forum: Other Retro Dev
Topic: Genesis 32mbit sram wiring issues.
Replies: 4
Views: 8561

Re: Genesis 32mbit sram wiring issues.

okay i found this tread on a diffrent forum https://www.famicomworld.com/forum/inde ... ic=11748.0
seems i only need one additional circuit i guess thats a 7474 but har to se on thoose pics how everything is wired.
by Afterburner
Sun Mar 11, 2018 8:57 am
Forum: Other Retro Dev
Topic: Genesis 32mbit sram wiring issues.
Replies: 4
Views: 8561

Re: Genesis 32mbit sram wiring issues.

okay what do you guys think of this? power and gnd to 74hc74 and 74hc139 i will steal from the 74hc00. do i need to add some diodes or anything and how much is wrong whit my wiring? :lol: and do have to cut any traces on the board? and yes i will install a new battery :) https://i.imgur.com/GJJ2zdQ....
by Afterburner
Sun Mar 11, 2018 4:20 am
Forum: Other Retro Dev
Topic: Genesis 32mbit sram wiring issues.
Replies: 4
Views: 8561

Genesis 32mbit sram wiring issues.

Hi have been lurking these forums for a few years but now i need help so i figured out i should register and try my luck. im trying to rewire some of my boards to work whit 32mbit sram games Board type 1 https://i.imgur.com/hw0iDTy.jpg Board type 2 https://i.imgur.com/XDZrizI.jpg i have been looking...