[MSX] MSX-Audio BIOS upgrade for Music Module
kaneda at filnet.es
Wed May 4 18:18:58 CEST 2005
> > I found the error.
> > In the gif file of the schematic A13 of the erom shows it should not be
> > connected! This is wrong!
> > A13 pin 26 of the 27c256 should be insterted into the eprom socket!
> Ops! You're right. I forgot to color the pin when documenting the kit.
> I'll fix this ASAP.
> > All is fine now!!
Is 27C256 A13 pin directly connected to EPROM socket and Pin3 of 74LS139?
And, is possible to bypass the BIOS upgradre with a jumper in VCC signal?
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