Hello Gerald, check the wire's and soldering on the 7 MHz board, I believe I had once the same problem and fix it that way.
Grtz >*< TOM >*< ----- Original Message ----- From: "Gerald Stap" <[EMAIL PROTECTED]> Newsgroups: comp.sys.msx To: <[EMAIL PROTECTED]> Sent: Saturday, October 25, 2003 12:04 PM Subject: [MSX] 7 MHz keyboard problem > Hi, > > If got another (new) problem with my NMS8255. This time it's concerning > the 7Mhz z80 acceleration. > > When I switch my MSX to 7Mhz the keyboard behaves strange. When I type > in 7Mhz mode I get two letters on the screen when I pres just one > letter. This behaviour occurs with some letters on the keyboard, not all. > > Is there a way to fix this? I tried another keyboard but had the same > results. In 3.58 Mhz mode all works fine. > > A short list with problems: > key behaviour > 6 6] > Q qy > Y y F2 > I iq > ] ]a > A ai > > Numeric keypad > 3 3, > ARROW down 3 ARROW down/left > > T.i.a. > > Gerald > > _______________________________________________ > MSX mailing list ([EMAIL PROTECTED]) > Info page: http://lists.stack.nl/mailman/listinfo/msx _______________________________________________ MSX mailing list ([EMAIL PROTECTED]) Info page: http://lists.stack.nl/mailman/listinfo/msx