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PoC for a ULA video generator described using Handel-C and a Basys FPGA board.Recently, I've taken a course about hardware design for video processing using FPGA's. The HDL used in the course was Handel-C, a C look alike langua…
... bitstream compatible with a Basys board from Digilent, an academic level ... FPGA board, quite cheap. I've written ... -
Multiface 1 and also a fixer boardhi all im after a multiface 1 if anyone has one going cheapish? also after a fixer board for using a plus d interface on a +2a cheers
hi all
im after a multiface 1 if anyone has one going cheapish?
also after a fixer board for using a plus d interface on a +2a
cheers -
Wanted: Rubber Key 48K M/board or ULAI have a spectrum that isn't too happy. It seems to be a problem with the ULA... So, has anyone got a spare working motherboard that'll fit in my ca…
... will happily swap my broken board if that'd be any ... -
(Kamikaze) Bear Board GameSo in Sinclair User 69 (Dec 87) there was a simple solo board game in which Kamikaze Bear wanders around a dystopian wasteland killing punks, Terry W…
... ) there was a simple solo board game in which Kamikaze Bear ... and pristine. Unfortunately the game board, depicting the Badlands and Grizzly ... -
Please test your ZX128+2 (grey model)Please reset your ZX128+2 (grey) and write in 128 basic (or in USR0 mode): [B]PRINT IN 32765[/B] - if basic crash (black screen) then your ZX contai…
... screen) then your ZX contain board ISSUE1 or ISSUE3. This models ... ZX crash)
[img]http://velesoft.speccy.cz/other/hal-old ... , then your ZX contain modern board type "[B]Z70500 iss3[/B ... no crash).
[img]http://velesoft.speccy.cz/other/hal-new ... -
Key to the Kingdom board gameAnybody played Key to the Kingdom? It looks excellent to play with a few beers... :-) Here's AVGN's alter-ego Board James' review. [youtube]tlfAQ33…
Anybody played Key to the Kingdom? It looks excellent to play with a few beers... :-)
Here's AVGN's alter-ego Board James' review.
[youtube]tlfAQ33YE1A[/youtube] -
New Flash Rom Board for +3 and Black +2As per the other thread I've now sold out of these boards. There is however the possibility of getting a new batch made, and at the same time making …
... the original design of the board was discovered to have a ... . The new version of the board will be redesigned to respond ... the 128k of the first board. This will require some coding ... -
I am looking: Molex connectors Spectrum+2 (board-> ribbon membrane)[B][SIZE="3"]Hi guys! I need a molex connector that connects the plate with the membrane keyboard for a spectrum +2 like this: [/SIZE][/B] [IMG]http:…
... also interest me a broken board to get parts from there ... -
Wanted: +3 boardIve tried to get my +3 working again to no avail, plus I would like a spare anyway so if anyone here has just the board for sale that is preferably w…
... anyone here has just the board for sale that is preferably ... /z80/roms, just a working board with everything else attached (would ... -
Is the PlusD board design available (in Eagle format)?Someone knows if the PlusD board design is available in Eagle format? I'm thinking of producing PlusD light interfaces: want to leave out the parall…
Someone knows if the PlusD board design is available in Eagle ... sold clones once, so the board design must be found somewhere... -
Issue 1 ZX Spectrum 48K boardI got a 48K Issue 1 board to repair for a friend. Didn't want keep this thrill to myself (click for magnification): [URL="http://benophetinternet.n…
... got a 48K Issue 1 board to repair for a friend ... -
Spectrum monopoly boardSifting through the scraps recently of ZXF #12, which never got past the first few pages, I came across a Spectrum monopoly board I'd started designi…
... came across a Spectrum monopoly board I'd started designing for ... -
16k Issue 2 board and DivIDE load errorsI today got an Issue 2 16k board (thank you PMSR) that i added the logic and ram on to get a 48k machine. However, I am unable to load software from …
... got an Issue 2 16k board (thank you PMSR) that i ... -
Issue 3 board - Free to good homeI have an issue 3 board that someone could scavenge for spares or even repair if they're willing to pay the p&p. I got it off someone on Amibay in a…
I have an issue 3 board that someone could scavenge for ... -
Edge connector breakout board/level translator boardFor a new project I'm thinking of working on (gah, too many projects...) I'm going to be making a new edge connector breakout board. Basically what …
... a new edge connector breakout board.
Basically ... what this is: a board that plugs into the ZX ... as a level translator breakout board, in other words, as ... through port so the board can be used to ... Xilinx Spartan-6 development board and I'm going ... -
Component from a scrap 128K board neededHello, I'm in desperate search of the most left component shown in the following picture. (2115 8617X, probably only the 2115 number has to do with …
... find one from a scrap board.
There are two ... (2115) on a 128K toastrack board, one is shown in the ... , if someone has a scrap board and is willing to help ... equivalent on a +2 gray board but I'm not sure ... -
Working with TR-DOS formatted disks on a +3These days I am thinking about *.TRD files on ESXDOS and velesoft's PROFI Interface. Then my neuron make a spark... Why not read real TR-DOS format d…
... *.TRD files on ESXDOS and velesoft's PROFI Interface. Then my ... now we have FLASH ROM BOARD by Guesser
[URL="http ... -
Kempston Mouse Interface brokenIt seems I killed my internal Kempston Mouseinterface, which I bought few years ago from Velesoft. Probably due to a bad soldered connection the inte…
... bought few years ago from Velesoft. Probably due to a bad ... would have bought another, but Velesoft does not produce it anymore ... just two ICs on the board, anybody have such an interface ... -
1980s Board Game Help PleaseWe were talking in work about board games we played as nippers and I'm trying to remember one. I've had a quick look on boardgamegeek but there's a l…
... were talking in work about board games we played as nippers ... where you went round a board, making money, picking up cards ... to become President of the Board, you could rise up the ... -
Issue 3 board... How to resurrect?Dear Everyone, Now I have a working 48k Issue 3, a sort of working Speccy+ (still having problems with the keyboard, more of that in another post) a…
... (thankyou Zorn) that introduces circuit board testing with a multimeter, and ... -
Hardware description - DivIDE interface[B][U]DIVIDE interface / DivIDE 2k11[/U][/B] [B][U]The main description[/U][/B] DIVIDE is IDE interface with own external memory. Thanks to very goo…
... button is disable.
- on board are two jumpers. JP2(E ... DIVIDE interface - [URL="http://velesoft.speccy.cz/zx/divide/doc ... /> Unofficial DIVIDE page - [URL="http://velesoft.speccy.cz/zx/divide/index ... .htm"]http://velesoft.speccy.cz/zx/divide/ ... -
New ZX BUS PROTECTOR / +3 FIXER BOARDNew version of ZX BUS PROTECTOR: [URL="http://velesoft.speccy.cz/protector.htm"]http://velesoft.speccy.cz/protector.htm[/URL] [IMG]http://velesoft.s…
... BUS PROTECTOR:
[URL="http://velesoft.speccy.cz/protector.htm"]http ... ://velesoft.speccy.cz/protector.htm[/URL]< ... br />
[IMG]http://velesoft.speccy.cz/other/zx-bus ... -
Hardware description - MULTIFACE 128I make schematic of MULTIFACE 128 (v36) from PCB layers downloaded from WOS. But all PCB layers on WOS contain some bugs, absent signals, etc.. Now …
... correct.
[URL="http://velesoft.speccy.cz/other/mf128_schematic_v1.png ... "]http://velesoft.speccy.cz/other/mf128_schematic_v1.png ... />
I have schematic and board with all components (with correct ... -
New multi-interface for ZXI have in development new interface for ZX Spectrum. PCB size is similar as K-MOUSE interface and on board is CPLD (programmable logic), up to 1MB st…
... MOUSE interface and on board is CPLD (programmable ... :
[IMG]http://velesoft.speccy.cz/other/interface_92_final_top.jpg ... br /> [IMG]http://velesoft.speccy.cz/other/interface_92_final_bottom ... br /> [img]http://velesoft.speccy.cz/other/interface_93_V2_top.jpg ... -
Another odd +2 board - no composite video partsI was checking a stack of grey +2's, and found a board where the modulator was missing. First I thought that someone must have pulled it off to use o…
... +2's, and found a board where the modulator was missing ... -
Connectors for ZX BUSHere is photos of three different versions of connectors used on ZX interfaces: As you can see, each connector use different shape of contacts. Firs…
... .JPG[/IMG]
[IMG]http://velesoft.speccy.cz/other/con1b.JPG ... .JPG[/IMG]
[IMG]http://velesoft.speccy.cz/other/con2b.JPG ... JPG[/IMG]
[IMG]http://velesoft.speccy.cz/other/con3b.JPG ... ]
Thickness of ZX board (system bus connector) is about ... -
Issue 3 board with strange piggy-back boardIn case you are interested. I?ve never seen something like this before. I have an Issue 3 board here. When I opened the case and found a strange pig…
... I have an Issue 3 board here. When I opened ... found a strange piggy-back board. This one reads "Logitek ... place underneath the Logitek board and six pins are ... the heck is the Logitek board for?
... In addition the board "booted" too fast, so I ... -
Diagnostic Board (Winston designed) PCB'sHi everyone, I had these made earlier in the year, built mine then promptly mislaid the others until now :) and I'd like to offer these to the commu…
... China. Here's my populated board along with an unpopulated PCB ... 8 PM's secure a board.
I accept payment ... -
Some problems with 2 ZX Specturm board'sHi, last week i got some ZX Spectrum stuff. Also 2 ZX Spectrum 48K's, one in the orginal case the anoter one in a DK'tronixs case. Both have problem'…
... /> It is a ISSUE 2 board, with composite mod i get ... noise is coming from the board.
[IMG]http://img841 ... /> It is a ISSUE 3 board, and modded with a composite ... works great, so those 2 board are broken :sad: -
RTC module for DIVIDE[IMG]http://velesoft.speccy.cz/other/rtc_module_v01_full_top.jpg[/IMG] [IMG]http://velesoft.speccy.cz/other/rtc_module_v01_full_bottom.jpg[/IMG] [IMG…
... /> [IMG]http://velesoft.speccy.cz/other/rtc_module_v01_full_bottom ... /> [IMG]http://velesoft.speccy.cz/other/rtc_module_v01_full_schematic ... GAL22V10: [url]http://velesoft.speccy.cz/other/rtc_module_v01_full_GAL22V10D ... sockets on RTC module board.
...
