Search found 58 matches

by seedy1812
Thu May 23, 2019 4:44 pm
Forum: ZX Spectrum (and Clones)
Topic: Design a small Sound card for Next
Replies: 12
Views: 1258

Re: Design a small Sound card for Next

If you read the description it seems the Speccy edge connectors come from a bigger / longer item and they cut them to size and block one of the pins. If you did that all yourself then costs would come down. For prototyping https://www.tindie.com/products/TRC/zx-breadboard-adapter would be ideal ( $8...
by seedy1812
Thu May 23, 2019 10:20 am
Forum: ZX Spectrum (and Clones)
Topic: Design a small Sound card for Next
Replies: 12
Views: 1258

Re: Design a small Sound card for Next

Have you seen https://www.tindie.com/products/TRC/zx-spectrum-edge-connector/ $2.25 when 10+ units ordered Back in the day companies were producing different expansion add ons. Some were plain through connectors either fixed or with a cable and I had one where was like a T junction so you had a vert...
by seedy1812
Tue May 07, 2019 9:39 pm
Forum: ZX Spectrum Next
Topic: Help: Legacy peripherals do not work on my 2A board
Replies: 5
Views: 346

Re: Help: Legacy peripherals do not work on my 2A board

As I don't own a thermal printer ( zx , alphacom etc ) if you do a search on the forums you will see viewtopic.php?f=6&t=634 and in the facebook group https://www.facebook.com/groups/specnex ... 438426680/
by seedy1812
Wed May 01, 2019 3:04 pm
Forum: ZX Spectrum (and Clones)
Topic: Design a small Sound card for Next
Replies: 12
Views: 1258

Re: Design a small Sound card for Next

Wouldn't it have been easier to get an edge connector and then you don't have to solder things to the motherboard ?
by seedy1812
Fri Feb 01, 2019 11:32 am
Forum: News
Topic: leaked pic
Replies: 10
Views: 2189

Re: leaked pic

Ped7g wrote:
Fri Feb 01, 2019 8:07 am
fgeva wrote:
Thu Jan 31, 2019 6:32 pm
seedy1812 wrote:
Thu Jan 31, 2019 4:47 pm


Do you mean SQR :)
I did indeed! I bet you can't guess the sort of thing I was debugging today :)
Machine-learning neural-networks optical-character-recognition systems? Either that, or some databases... :D
SQuirreLs ?
by seedy1812
Thu Jan 31, 2019 4:47 pm
Forum: News
Topic: leaked pic
Replies: 10
Views: 2189

Re: leaked pic

fgeva wrote:
Thu Jan 31, 2019 2:16 pm
Somehow I never noticed that SQL and CIRCLE are the same key :)
This must really be the best looking spectrum yet!

Thanks for the update!
Do you mean SQR :)
by seedy1812
Tue Jan 08, 2019 1:23 pm
Forum: ZX Spectrum Next
Topic: Games & SD Card
Replies: 11
Views: 1430

Re: Games & SD Card

Unfortunately the licensing https://gitlab.com/thesmog358/tbblue/blob/master/LICENSE.md contains a long list of restrictions such as 'Furthermore you cannot charge a duplication fee.' So you can't sell games on it because the minimum OS needed to boot can't be on your SD card and if my fee includes...
by seedy1812
Fri Nov 23, 2018 4:12 pm
Forum: ZX Spectrum Next
Topic: Will we be able to play +3 Discs and how?
Replies: 3
Views: 914

Re: Will we be able to play +3 Discs and how?

If you mean using an external drive which would have plugged into Disk B connector at the back of the +3 then no as that connector is not on the Next
by seedy1812
Fri Nov 09, 2018 1:41 pm
Forum: News
Topic: SMS are Go!
Replies: 4
Views: 1086

Re: SMS are Go!

SpectrumOldi wrote:
Fri Nov 09, 2018 10:41 am
But they should keep their pledge now that it's only the keyboards left.
That's been the case since Only The Board backers got their Nexts
by seedy1812
Mon Nov 05, 2018 4:27 pm
Forum: News
Topic: Port system documentation updated
Replies: 43
Views: 5831

Re: Port system documentation updated

should_draw_pixel(x,y) = ((x1 < x2) ^ ((x1 <= x) ^ (x <= x2))) && ((y1 < y2) ^ ((y1 <= y) ^ (y <= y2))) (^ is XOR, && is AND)

Does seem a bit expensive when you can easily do ( and its a lot easier to read )

should_draw_pixel(x,y) = (x >= x1 ) && (x <= x2 ) && ( y>=y1) && (y<=y2)