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Lesser-spotted Raspberry Pi FINALLY dished up

The credit card-sized ARM-powered Raspberry Pi is finally shipping, at £30, allowing thousands of middle-aged dads to achieve their adolescent dreams of computing nirvana. Shipping was supposed to happen last month, but problems with a couple of components, and getting the CE mark organised, delayed things slightly. The first …

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Megaphone

Re: A rubber-keyed speccy?

Diodes, Valves, Electricity??

When I were a lad, we had to share one abacus between the whole school!

Headmaster

Re: All I had was a Z80 and a handful of switches

Excuse me, but for a valve you'll need at least 3v for the filament ( at a good 100mA bare minimum ) and 15V for the Anode/Cathode to be able to work properly.

I seriously doubt that you'll get this kind of power from a single potato and 2 nails.

Obviously, with a good bag of potatos it would be another matter entirely.

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Re: All I had was a Z80 and a handful of switches

It is a mistake to think you can solve any major problems just with potatoes.

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Happy

Re: It is a mistake to think you can solve any major problems just with potatoes.

For serious computing you need a Carroty Bit.

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Go

Re: It is a mistake to think you can solve any major problems just with potatoes.

I had to make my own abacus.

Out of potatoes!

Re: A rubber-keyed speccy?

"When I were a lad, we had to share one abacus between the whole school!"

Abacus? You were lucky. We had to do all our calculations in cuneiform.

Anonymous Coward

Cuneiform? Luxury!

We used to use our fingers and toes. Of course, our evolution hadn't quite got to where it is now, so we didn't all have the same number each, and those we did have got bitten off by the local wildlife.

Re: Fingers and Toes?

Fingers and toes? We used to dream of being able to use our fingers and toes. We 'ad to work so hard down mill we were only able to perform calculations in our 'eads.

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Your school had an abacus?

You were lucky. In my school, we were the abacus. The headmaster would slap us left and right across the classroom whenever he needed to work on the heating bill, payroll, rent we had to pay for the classroom, etc.

Of course you try telling ...

Anonymous Coward

Re: Abacus

An Abacus he says....

Made from wood using fancy metal tools no doubt. Eeeh you don't know you're born.

All we had were some rocks and a sound thrashing, and we were glad of it.

Anonymous Coward

RE: Re: Abacus

Eeeh, hark at it..

He should try living in the real world, we did our computing with nowt but a bit of mud to scrape about in.

Coming round here bragging about his la-d-dah special rocks.....

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Linux

Learning about computing

This has more to do with software being open than hardware nowadays, but having hardware cheap enough to experiment with and which doesn't disrupt your main work/office PC is nice.

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Re: Learning about computing

I have to agree.

The thing is, with school PCs they need to thoroughly lock down the OS (beyond even what you would see in a corporate environment) to stop kids (especially the clever ones) cocking it all up. I should know, I was one of those kids 15 years ago, and I was the one poking holes in the system until the IT tech realised and asked me (and my friends) to help close the holes (in return for more privileges etc).

So to encourage kids to do real stuff with computers, buy some of these (cheap as chips, if you'll excuse the pun) and let them do as they wish. If they screw it up, swap the SD card for a fresh install and it's working again, unless they have trashed the hardware, in which case they've lost £30 instead of £hundreds.

Anonymous Coward

Remember that iPad-based guitar effects unit the Reg reviewed the other day?

Well, run PureData on a Pi, plug in a cheap USB pedal...

for middle aged dads

Exactly the comment my 14 year old made when he saw the Pi announcement on BBC 'Click'. Added 'not meaning you of course'.

Also. 'My ICT teacher has enough problems using Powerpoint'. 'Fun for robotics'. 'Why not use a proper computer to learn programming'.

Anonymous Coward

Re: for middle aged dads

Then try to teach your child what a 'proper' computer is. Learning to program with a limited amount of memory and processing power is a good thing which teaches good habits in coding. Many programmers these days could do with going back to basics to learn how to optimise their code rather than relying on masses of memory and disk space cos it's cheap.

Re: for middle aged dads

Very true about back to basics on memory use and processing, within reason.

Of course he knows computers come in all shapes and sizes which is why he was able to joke about 'proper' computers and ,most importantly, understand the humour in it.

No need to Actually I have been trying to teach him, most recently n86 registers using _asm in writing 'beat the compiler' embedded assembler in C++. Much easier in a modern development environment with visual debuggers etc. on an HD display than in the world of 1980s nostalgia.

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Happy

Re: Then try to teach your child what a 'proper' computer is, etc...

Yes, yes, YES! But no need to go all AC on us, we need more inciteful rhetoric!

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Re: Then try to teach your child what a 'proper' computer is, etc...

yes. Whereas limited memory these days is changing varchars to something other than 50...

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Unhappy

Re: Varchars...

...and any other untyped bollocks make my rage boils bleed so badly...

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Re: Varchars...

then comes the phone call "how do I cast a date from a varchar as my cross join isnt working properly?" with the answer "by not using varchars for bloody everything"

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Don't look too much at the past

Out of the box, this might be enough turn a modern TV into a proper computer. It's tight for RAM, but so were those ultra-cheap Linux boxes which were coming out of China, two or three years ago. You have HDMI and a USB port to power the 'Pi

What this really needs is multi-player Elite.

Thumb Up

Re: Don't look too much at the past

>What this really needs is multi-player Elite.

I concur...

ttfn

Re: Don't look too much at the past

Have you actually tried EVE? Like programming computers today as opposed to yesterday, its just bloody impossible to keep the whole thing in your head at once.

Anonymous Coward

Re: Don't look too much at the past

I intend to get one of these to look at the Past through my TV.... specifically MegaDrive, SNES, NES & Master system past...

Happy

Multi-player Elite

The closest thing I've seen to Elite on a modern platform is Vendetta Online. It's pay to play. It's multiplayer and it is what I wish Elite had been :)

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Re: Don't look too much at the past

I have been begging the world for multiplayer Elite for years to no avail. I would almost literally kill for it to happen. Or possibly dump garbage on the edge of the solar system...

Happy

Think I'll try one as a Mythtv front end, I'll wait till they box them though.

It's all good!

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Windows

other use...

I'm wondering if the USB port on a BT home hub supplies enough juice to run a squid proxy on it

Might be a bit tight on memory for MythTV- there's an XBMC set up around though

Unhappy

Blah blah blah

I'm tired of being told I can almost buy one. Let me know when I can just order one.

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Re: Blah blah blah

@James - yeah, it's a bit wank that RS have, at this point, sent out at least 4 updates about the Pi that all amount to "not yet, but soon. Ish." instead of just getting the $%^& on with shipping out the first batch and lining up the next lot.

I have to disagree with the closing part of the article though - part of the rationale for the Pi being cheap is to ensure that schools/students who *aren't* flush with cash can get their hands on a computer that they can use/tinker with/break and fix, and which is suitable for software and hardware hackery for those who are interested. Not to mention that it encourages pupils (and teachers!) to experiment beyond the confines of the world of "computers = Windows + Office".

Re: Blah blah blah

Would also be good for pupils interested in the Pi if comments on the topic didn't encourage use of crude language on message boards.

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Facepalm

Re: Blah blah blah

Wait, you think that school pupils with internet access (on a site like El Reg that occasionally features NSFW content and practically mandates a hilarious innuendo-laden writing style, at least for headlines) are going to be seeing smut-tastic words like "wank" for the first time in my comment above?

Oh, it is to laugh :D

Happy

If you ask me...

It's all just Pi in the sky.

Anonymous Coward

I sure hope things have changed since I was in school, my ICT teacher barely knew how to turn the computers on.. anything other than following a script to teach us how to use Excel, Word and Access was beyond her...

Even when we finally got x86 PC's instead of a scattering of BBC micros and a room full of Amstrads they were locked down beyond belief for the day! one good thing, it taught me to hack!

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And therein lies the Raspi advantage

No need to lock down - if you break it, re-image the SD card. Sorted.

As for your quality of teacher - that's a different kettle of fish.

Re: And therein lies the Raspi advantage

Sadly this is where it's all going to end in disaster...

*The quality of folk teaching IT at schools... *

The quality of folk teaching IT at schools...

A serious problem and one that looks hard to solve while the teaching of IT remains less lucrative than even quite a low level of doing it.

Perhaps instead of paying a teacher's salary to a useless lump of meat to act as classroom monitor while pupils tit about to whatever degree they can get away with we ought to be looking at an IT solution* to this problem and having an on-line / automated teaching setup.

*I assume the economic solution of paying IT teachers (good ones, not the majority of current ones) a competitive salary is a non-starter.

Its not just about programming

It's an entire, real computer. With all the features that entails.

So actually you can use it to teach the kids about;

Operating Systems

Users

Permisions

Priviledges

Drivers/Devices

Encryption

Networking

Security

All without worrying about bricking the Windows PCs that every other class has to use. You break one of these you swap the memory card for another one.

Re: Its not just about programming

You or I may be able to do this to our own...

But do you really think that any of the current crop of IT teachers in schools would have the first clue about how any of what you listed works?

At least my lot were useless, I remember my first "lesson", the guy spent 45 minutes showing us how to insert a floppy disk the right way... FFS...

Re: Its not just about programming

Well not 'today' as they've probably not been allowed to discuss User accounts and permissions on the locked down PCs. And the course materials probably dont cover it. They'll be discussing the 'finer' points of Office, Paint, how to 'tripe' with Mavis Beacon or whatever the current thing is.

But thats why the foundation was set up, to break out of that dreadful content.

Jumping kids into programming may only appeal to a small number, but some CSI style computer security and hacking? Or networking up with their mates? Skynet-eque grid computing?

Once someone else has built some tools, someone else has decided on a curriculum content, someone else builds some coursework and exams. It THEN starts to make real difference, today? Not so much. Next years new student intake? more so.

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Re: Its not just about programming

Yeah this is all true. Hopefully this will work and we'll end up with "IT" teachers who know something about computers (beyond how to use MS Word)

I remember being thrown out of a computer lesson once (this was using Archimedes, would be about 15-20 years ago). The teacher asked what a RAM disk was. I answered that it was a virtual disk emulated in the computer's RAM. Her reply?

"No, it's Random Access Memory."

When I argued, I was thrown out. From then I decided to keep my mouth shut, do the work, and learn the real stuff about computers on my own.

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FAIL

Pre-ordered boards

"All pre-ordered boards should be in the hands of customers by 20 April."

But what is the definition of pre-ordered? It seems the number being delivered will be a small drop in the ocean of those who have tried to buy a Raspberry Pi and still have little idea when theirs will be turning up.

It is movement forward, makes a great headline, but, one again, adds no real clarity to what is going on.

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Re: Pre-ordered boards

I ordered on the first day, from Farnell, and was given a delivery date of 16th April (today). A week later I was told it would be delivered on 14th May.

I contacted them on Friday and was told they could not give me a delivery date, it might be June or July but don't bother contacting them anymore, they will send me an email at some point in the future with an update.

Meh

Re: Pre-ordered boards

I 'registered my interest' with RS in the very first hour (twice in fact) because that was the only option I got, still not had an order link from them.... or even a 'weekly update' as they called the emails mentioned above since 4th April.

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Re: Pre-ordered boards

Same here with RS, however did the same with Farnell and have ordered one. Don't think it's going to be the first batch, though, but at least the order is placed.

Still trying to decide what to do with it though.

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Linux

Supply Chain Preparation

Perhaps the portent of better things to come?

Like an option for SATA instead of graphics, because USB is rubbish for a NAS. Ok, I may be straying from the project goals.

What we really want is cheap consumer-level ARM kit and the distros to support it, probably because despite the fact that kit should get cheaper as time goes on, an old Socket 775 core2duo +mobo seems to cost less than a new i3 +68 mobo for the same power, despite the "advantages" of greater integration.

Hardware seems to have sync'ed with the windows upgrade philosophy of new revisions which don't really have much benefit. We look to ARM to shake things up a bit. Motherboards seem to differ only in whether you want 10 or 18 USB and SATA ports. If we can't have innovation in hardware features, perhaps we can innovate in hardware locations. A £22 webcam + Pi rather than a £99 baby monitor? MythTV or thin client for every TV? VoIP phone with an old 15" screen?

Perhaps it won't do these things, but its worth a punt and the price puts it within the "for dad's birthday" range.

In any case, I support the project in the hope that better things will come. An in-desktop PCIe connected,independently powered NAS card which talks to my x86 host over ipv6/PCIe bus would be good.

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Re: Supply Chain Preparation

The Pi has my attention, but I also note that it's heavily supply-constrained. If someone else can start mass-producing a similar device at a comparable price, only with better supply, this company could undercut Raspberry.

I personally find the concept of the Pi very intriguing. I've always been fond of repurposing cheap older computers. A couple of P4s around the house are now working as nice XBMC boxes (they struggle at 1080p but look great with just about anything else). From what I've read, although the CPU's a little on the slow side, it's backed up by a good multimedia GPU. The XBMC team are definitely looking at this, too, so who knows? A DLNA media player for $30 or so sounds like a winner.

And that's just one of the possibilities. If the computer itself is a little much, perhaps make it emulate one of the old classics. That should bring back memories of the ol' Speccy, Micro, Apple, or Commodore, or whatever you used back then (me, it was a Commodore 128).

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Re: Supply Chain Preparation

If anyone can start producing similar devices at a comparable price, they should go for it (and the Raspi foundation will welcome it). By the time you have designed and tested it of course, the Raspi will be in full production. And of course, the Foundation has no profit motive, which may dissuade /prevent competitors getting to the same price levels.

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