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ZX-HD HDMI - is there noticeable input lag?Hi everyone, I am thinking of buying a ZX-HD as I find the bit crawl on my 48k+ a bit irritating, and ZX-HD blooming cool!!!!. But I guess my key …
... input lag as effectively the Raspberry Pi is likely having to interpret ... -
Is This Real?I saw this on Ebay [url="https://www.ebay.co.uk/itm/Sinclair-ZX-Spectrum-48K-Raspberry-Pi-Bare-Metal-Emulator-SD-IMAGE-DOWNLOAD/233469635829?hash=…
... /itm/Sinclair-ZX-Spectrum-48K-Raspberry-Pi-Bare-Metal-Emulator-SD-IMAGE ... /itm/Sinclair-ZX-Spectrum-48K-Raspberry-Pi-Bare-Metal-Emulator-SD-IMAGE ... -
ZX Spectrum NEXT[url="https://www.youtube.com/watch?v=ckYN_TwbGiQ&t=3001s"]Hardware Review[/url] I'm surprised nobody has posted this, looks very good! Tons of o…
... disappointed that it requires a raspberry pi add-on to feed in ... -
Retropie on Raspberry Pi 4It's not officially supported yet, but a good number of people have successfully got it running and seen emulators running without problems. Has a…
It's not officially supported yet, but a good number of people have successfully got it running and seen emulators running without problems.
Has anyone here tried it for Spectrum emulation yet? Either Retropie or other emus? -
Basic listings memory occupationI remember readong someplace that due to basic's representation of number, in a program, in order to save space, it was better to represent integers …
Some usefull short numbers
[code]
-1 : COS PI
0 : NOT PI
1 : SGN PI
> 1 : SQR PI
3 : INT PI
> 6 : PI+PI
> 9 : PI*PI
>36 : PI^PI
[/code] -
COVOX works?My Sprinter "simulates" a COVOX soundcard at port 4Fh, but I don't know how to use it! Can anyone explain to me the process of programming it? (To be…
... equation out=V*sin(2*pi*f*t) where t is ... the tone frequency in hertz, pi = 3.14..., V = volume = 0 to ... -
BASIC OptimisationsOk, BASin is maturing fast and now I want to add some more special "stuff". A guy called Chris requested by email that I include a REM killer, to s…
... .
DATA 1,2,3,4,5,6,7,8 ...
DATA 1,2,3,4,5,6,7,8 ... as 0 become NOT PI, 1 SGN PI, 3 INT PI etc... and all ... -
Complex DRAW command?After looking at some Speccy code I noticed that the DRAW statement is used to draw lines (or it looked that way). On the Coco, the LINE command was…
... ,140: DRAW .000005,0,252*PI/3
50 CLS : PRINT ... ,120: DRAW .000005,0,252*PI/3.5
100 CLS : ... FOR a=0 TO 2*PI STEP PI/3.5
106 ... FOR a=0 TO 2*PI STEP PI/3
115 DRAW ... SIN a,r*COS a,PI/3
116 DRAW -r ... SIN a,-r*COS a,PI/3
117 NEXT a ... -
Announce: BASin r14b availableHere's the fix mentioned earlier for those of you that either are too lazy to update your OS (XP SP2 has been out aaaaages, Arjun!) or even junk that…
... 0 to NOT PI
3) Change 3 to INT PI
4) Change ... -
Announce: BASin r14b availableHere's the fix mentioned earlier for those of you that either are too lazy to update your OS (XP SP2 has been out aaaaages, Arjun!) or even junk that…
... 0 to NOT PI
3) Change 3 to INT PI
4) Change ... -
Saving space...Hi Folks, Looking for ways to save some memory in a program I am writing. In a number of places I have the following code: [CODE]xxxx PAUSE 1: …
Some short values:
0 = NOT PI
1 = SGN PI
3 = INT PI
32 = CODE " "
255 = PEEK PI -
Saving space...Hi Folks, Looking for ways to save some memory in a program I am writing. In a number of places I have the following code: [CODE]xxxx PAUSE 1: …
[QUOTE=Dr BEEP;513388]Some short values:
0 = NOT PI
1 = SGN PI
3 = INT PI
32 = CODE " "
255 = PEEK PI[/QUOTE]
Thanks Dr BEEP. So NOT PI is 2 bytes rather than 5+1+1 - correct?
Paddy -
Saving space...Hi Folks, Looking for ways to save some memory in a program I am writing. In a number of places I have the following code: [CODE]xxxx PAUSE 1: …
I have code full of things like PI-PI (0), SGN PI (1), INT PI (3), etc. Longer code has LET z=PI-PI:LET l=SGN PI:LET z=l+l:LET e=INT PI, then z is a one-byte 0, l is a one-byte 1, z is a one-byte 2, e is a one-byte 3. -
Saving space...Hi Folks, Looking for ways to save some memory in a program I am writing. In a number of places I have the following code: [CODE]xxxx PAUSE 1: …
... PI-PI (0), SGN PI (1), INT PI (3), etc. Longer code has LET z=PI-PI ... :LET l=SGN PI:LET ... z=l+l:LET e=INT PI ... a one-byte 3.[/QUOTE]
Using NOT PI for 0 will ... -
SE Basic Type-ins^Pete suggested creating a sticky thread for SE Basic discussion. I thought a Type-ins thread might also be useful. Up to the mods if they want to ma…
... /> [code]NOT PI = 0
SGN PI = 1
INT PI = 3
VAL ... /> [code] 30 LET C=SGN PI: LET Db=VAL "2": LET ... D=INT PI: LET Eb=VAL "4": LET ... )=n-VAL "37"+(o-SGN PI)*VAL "12"[/code]
< ... ,4,29,3,226,3,171,3,118
240 DATA 3,68,3,21 ... -
New speccy modelThe 48k toastrack ;) [img]http://alistairtesting.no-ip.org/48k-toastrack.jpg[/img]
... />
Its known as the Raspberry Pi - and you get all that ... -
emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…
On the subject of emulators - wonder about a Spectrum (or SAM) emulator on David Braben's new project - "Raspberry Pi" ?
[url]http://www.raspberrypi.org/[/url] -
emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…
... David Braben's new project - "Raspberry Pi" ?
[url]http://www ... -
emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…
... David Braben's new project - "Raspberry Pi" ?
[URL]http://www ... -
ARM no thank youI am getting sick of all these ARM powered devices, the latest being that Atari Flashback 3. They are more or less the same crap. Everything is just …
The Raspberry Pi will offer bog standard composite out. -
Teach Computer Science as well as ITC[img]http://www.bbc.co.uk/media/images/56986000/jpg/_56986587_i_livingstone.jpg[/img] Ian Livingstone who co-wrote "The Warlock of Firetop Mountain"…
..this is the very sentiment that is driving the Raspberry Pi project... -
Teach Computer Science as well as ITC[img]http://www.bbc.co.uk/media/images/56986000/jpg/_56986587_i_livingstone.jpg[/img] Ian Livingstone who co-wrote "The Warlock of Firetop Mountain"…
... in schools.[/QUOTE]
raspberry pi ? as mentioned elsewhere.. it's ... -
The Sinclair Myth - New Scentist June 12 1986I thought you'd all find this particularly interesting, so I scanned it especially for the holidays! Merry Christmas! [url]http://www.zxdesign.info…
... /> Hence the need for the Raspberry Pi.
[url]http://www.bbc ... -
The Sinclair Myth - New Scentist June 12 1986I thought you'd all find this particularly interesting, so I scanned it especially for the holidays! Merry Christmas! [url]http://www.zxdesign.info…
... the extent that the forthcoming Raspberry Pi budget computer is intended to ... -
The Sinclair Myth - New Scentist June 12 1986I thought you'd all find this particularly interesting, so I scanned it especially for the holidays! Merry Christmas! [url]http://www.zxdesign.info…
... the extent that the forthcoming Raspberry Pi budget computer is intended to ... -
FPGA ZX SpectrumJust wonder: how many of you would buy "new hardware based" and "in case" ZX Spectrum based on FPGA? ;) [url]http://www.fpgaarcade.com/[/url]
... [URL=http://www.raspberrypi.org/]Raspberry Pi[/URL]: credit card-sized, open ... -
Computer Science finally being taught at schools[url]http://www.bbc.co.uk/news/education-16493929[/url] This was mentioned in a thread a few months back which I cannot find. It seems that someone…
... chosen over Molyneux) and the Raspberry Pi project not just nearing completion ... -
Computer Science finally being taught at schools[url]http://www.bbc.co.uk/news/education-16493929[/url] This was mentioned in a thread a few months back which I cannot find. It seems that someone…
... chosen over Molyneux) and the Raspberry Pi project not just nearing completion ... -
Latest Fuse built from SVN on Debian Squeeze, would anyone like a tutorial?I have just build the latest version of [url="http://fuse-emulator.sourceforge.net/"]Fuse[/url] from source on my Debian Squeeze desktop system. It …
Get it going on a Raspberry Pi, then we'll let you know!!! -
Latest Fuse built from SVN on Debian Squeeze, would anyone like a tutorial?I have just build the latest version of [url="http://fuse-emulator.sourceforge.net/"]Fuse[/url] from source on my Debian Squeeze desktop system. It …
... ]Get it going on a Raspberry Pi, then we'll let you ...
