Search found 98 matches
- Sun May 18, 2014 6:56 pm
- Forum: Development
- Topic: ZX80 Core - new ZX80 motherboards
- Replies: 260
- Views: 115496
Re: ZX80 Core - new ZX80 motherboards
The place where you put the v1.0 manuals seems to be down, I should really get my v1.0b board up and running as well
- Sun May 18, 2014 12:50 am
- Forum: Development
- Topic: ZX80 Core - new ZX80 motherboards
- Replies: 260
- Views: 115496
Re: ZX80 Core - new ZX80 motherboards
As a bonus this was the first time I had a chance to use logic analiser properly since I bought it years ago
- Sun May 18, 2014 12:47 am
- Forum: Development
- Topic: ZX80 Core - new ZX80 motherboards
- Replies: 260
- Views: 115496
Re: ZX80 Core - new ZX80 motherboards
About the SMD capacitors - I gave one more 10uF just to have a different amount of each capacitor value to distinct them. Unfortunately the values are not printed on. Yeah, I just got over eager and soldered the two, I went back and checked the parts list and realised what I had done. Now I need to...
- Sat May 17, 2014 11:54 pm
- Forum: Development
- Topic: ZX80 Core - new ZX80 motherboards
- Replies: 260
- Views: 115496
Re: ZX80 Core - new ZX80 motherboards
Found it, got confused with the SMD caps and fitted C97 with a 10uF, replaced with the 1nF and I have the magic K
- Sat May 17, 2014 10:16 pm
- Forum: Development
- Topic: ZX80 Core - new ZX80 motherboards
- Replies: 260
- Views: 115496
Re: ZX80 Core - new ZX80 motherboards
Sync
Pixel
I have the bottom two positions of J96 (NMI) jumpered, top of J98.
Am I supposed to do anything with J94? Instructions are a little confusing around that, I have fitted SMDs to back, TV seems happy with signal apart from it being all black.
- Sat May 17, 2014 8:13 pm
- Forum: Development
- Topic: ZX80 Core - new ZX80 motherboards
- Replies: 260
- Views: 115496
Re: ZX80 Core - new ZX80 motherboards
Built my zx80core today \o/
Unfortunately it is a bit too goth for me in that in only outputs black on black
My A15 seems to agree with the debugging guide.
I do not currently have access to my Oscilloscope only USB logic analyser
Unfortunately it is a bit too goth for me in that in only outputs black on black
My A15 seems to agree with the debugging guide.
I do not currently have access to my Oscilloscope only USB logic analyser
- Mon May 12, 2014 11:25 am
- Forum: Hardware
- Topic: looking for someone in London to help me troubleshoot a ZX81
- Replies: 22
- Views: 6538
Re: looking for someone in London to help me troubleshoot a
That easycap really struggles with the non-standard signals from most retro computers, I will be surprised if you get a valid pic from a zx81
- Sun Apr 20, 2014 8:25 am
- Forum: Development
- Topic: Transparent case for ZX80CORE
- Replies: 28
- Views: 13254
Re: Transparent case for ZX80CORE
I would want one case please!
- Fri Feb 07, 2014 6:09 pm
- Forum: Development
- Topic: Jupiter ACE Kit /sorry half off-topic! :)/
- Replies: 18
- Views: 79647
Re: Jupiter ACE Kit /sorry half off-topic! :)/
Nice, my first ever view of one working! Congrats!
- Mon Jan 20, 2014 9:35 pm
- Forum: SALES
- Topic: ZX99 Tape System
- Replies: 14
- Views: 9500
Re: ZX99 Tape System
Please feel free then to make sure they stay preserved on the internet!
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