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skiselev
Omega Home Computer
No video
Turned on the first time; no RGB video on pins 22, 23, 24 of VDP With the scope: Synchro (pins 5, 6) - normal CPU clock (pin 8 ) -...
A computer without a floppy disk controller requires purchasing an additional cartridge that offers IDE or FDC functionality. I would recommend to add a simple floppy disk controller (TDC-600 or...
As you offer v9958 installation, it could be good to offer an upgrade option to MSX2+. This will require port F4 and FM-PAC mono functionality. The FM-FAC SRAM option could...
After checking the circuit, here goes some small suggestions for improvement. I hope it helps. - It's highly recommended to have a good filter for the pin-21 of the VDP....
I would recommend to implement an optional FM-PAC mono functionality on the board. Or to create a socket for an optional FM-PAC daughterboard.
On most of MSX computers the Stop button is large and is located in the upper right corner of the keyboard. In your design the Stop button is indistinguishable from...
I successfully assembled a floppy disk interface TDC-600 clone. I connected to OMEGA and connected GoteK flash floppy to run the game. However, while reading the file, it freezes on...
Looking at [this page](https://www.msx.org/wiki/Keyboard_Matrices#U.K._matrix_.28QWERTY_with_a_.22.C2.A3.22_key.29), it appears the numeric keypad resides at matrix ROW 9 & 10 (UK matrix format). I see in the keyboard schematic, on the 74LS145, Q9 is...
On JIS keyboards, both MSX and modern day, there are two extra keys compared to US QWERTY layout that are missing from the Omega Keyboard. JIS Keyboards have three keys...
