Info here including schematic and BOM in pdf. https://github.com/ManuFerHi/ZXUNO_VGA_2M L3 is a 1mH inductor , replacing it with a diode would prevent accidental reverse polarity from damaging the board components. The voltage regulators are U7 1.2V LD1117S12TR and U6 3.3V LD1117S33TR. Looks like yo...
To modify MegaDrive controller (cheap chinese clone with glob chip) you need to wire pin 7 to pin 5 inside controller (red circle) and wire A and B buttons together for Fire 1 (or you can just use only B button for Fire1) (orange circle) C button is Fire 2 IMG_20210513_221255.jpg Test on XZ-Uno 2M V...
Thanks for replies, I tested joystick 2 with MSX core. I did have to modify my MegaDrive controller as left and right were always Gnd. need to wire pin 7 to pin 5 inside controller (red circle) and wire A and B buttons together for Fire 1 or you can just use only B button for Fire1) (orange circle) ...
I finally completed my build of XZ-UNO 2M VGA with (ver. 31.10.2020) Halloween Edition installed. Thanks for great hardware design and for packaging the software. Now have lots to learn as never owned or used retro computer before. I can test Joystick Port 1 in bios and games. How do you test Joysti...
Fat16 and 4GB is max usable partition size of SDCARD. (Can use larger SDCARDS , but only first 4GB Fat16 partition will be created by .img file) I found from examining .img created and "Fourth distribution I released this year for the ZX-Uno formatted in FAT16" from post https://www.zxuno.com/forum/...
How do you load image file onto SD CARD ?
"We are almost done, you only have to download the image of the SD card that is common for all types of ZX-Uno"