Recent content by joeatact

Someone already had done that...

ya testing the switch no connection was being made.. Joe

Know what you mean thought I had this machine done then found out the break key didnt work. Now Struggling to get the key out. Joe

Has anybody come up with a way to create a new case for the trs80 model 1? I have gotten several that have smashed cases beyoud repair. Joe

Where can one find a good copy of the eproms to burn? Thanks Joe

Can these be copied?

Is there instructions how to replace the 3 cable set roms with the 2 rom v1.3 set? Joe

Ya Australia not close to me! Florida

Is there someone who prints parts for the model 1 like the Main_Enclosure_Panel? Dont own a 3d printer. Thanks Joe

I was looking around and saw you had mention pin 26 of the z80 well I checked mine it goes high when turned on and when you press reset it stays high. Joe

Seens like a bus problem heres whats on z21 15 & 1

I am thinking z36?

z21 pin 12 gets that wave form with and without shunt installed

When I get a pulse on z21 pin 12 it looks like this Joe

Both look like this. Joe