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H8
Comp.Arch.Embedded is a worldwide Usenet news group that is used to discuss various aspects of Embedded Systems development.
We found 667 threads matching "h8"
You are looking at page 1 of 17.
The most relevant threads are listed first
Re: ARM Development Kit Suggestions
Paul Carpenter - 2010-03-12 17:44:00
In article , dboland9@fastmail.fm says...
> I'm near the end of a project and would like to learn more about ARM
> processors for embedded use. I have experience with 8052, 386, HC11,
> and 6800 derivatives, but nothing with the ARM. Since this is a
> learning exercise (for now), the ...
Re: 256-fold (or even more) increase in speed on copper wire possible IMHO
Paul Carpenter - 2010-03-11 20:13:00
In article , rm@invalid.invalid says...
> To all the people who have dicussed this topic:
>
> Imagine Satellite TV: it is possible to get more than 1000 TV channels
> via the dish. Now this is a huge data rate and data quantity that gets received
> by the dish and made available in the ...Re: ATtiny10, programmed and blinking
Antti - 2010-03-06 16:21:00
On Mar 6, 11:14=A0pm, -jg wrote:
> On Mar 6, 8:59=A0pm, Antti wrote:
>
>
>
>
>
> > On Mar 5, 11:53=A0pm, -jg wrote:
>
> > > On Mar 4, 9:30=A0am, -jg wrote:
>
> > > > Atmel also overlooked ANY xtal modes (?!) in the Tiny10, and it is =
no
> > > > longer t...[ANN] Bound-T WCET and stack analyser: free downloads
Niklas Holsti - 2010-03-04 10:45:00
No-cost downloads of size-limited versions of the Bound-T static WCET
and stack-usage analyser are now offered on the Bound-T website at
http://www.bound-t.com/.
Bound-T applies static program analysis to the machine code of
executable binary files to compute upper bounds on the worst-case ...Re: [Way OT] dieresis
Paul Carpenter - 2010-03-03 04:16:00
In article ,=20
david@westcontrol.removethisbit.com says...
> On 02/03/2010 18:49, Stefan Reuther wrote:
> > D Yuniskis wrote:
> > > Frank-Christian Kr=FCgel wrote:
> > > > Am 01.03.2010 22:58, schrieb D Yuniskis:
> > > > > Today, as I was trying to remember a keystroke sequence
> ...Re: LABMADE AUTOMATIC TEST EQUIPMENT: AD5520
Paul Carpenter - 2010-02-19 19:58:00
In article , zigbee@libero.it says...
> Hi,
>
> I need to build an in-circuit board tester.
Production, development, or for batch qauality full audit.
Circuit powered or unpowered?
Circuit idle or in use?
For
how many points (impetus/response) at same time
total number...Re: Req: Microcontroller Recommendation
Paul Carpenter - 2010-02-12 05:24:00
In article , to.vic.man@gmail.com says...
> Hello my most esteemed colleagues,
>
> I'm designing a sensor interface circuit that has gain and filtering
> options that need to be set by latching a parallel set of bits. I
> want to control this remotely with a serial interface of some ty...Re: I2C vs SPI
Paul Carpenter - 2010-02-09 20:22:00
In article , invalid@invalid.invalid
says...
> Tilmann Reh wrote:
> > don schrieb:
> >
> > > The correct way to RESET the I2C buss, is to do a repeat-START, then a STOP.
> >
> > Please note that you simply can't apply a (repeated) start condition
> > when a device continuou...Re: An 80 port USB Board
Paul Carpenter - 2010-02-02 12:14:00
In article , kenreed1999@gmail.com says...
> On Feb 2, 7:48=A0am, "David L. Jones" wrote:
> > Don McKenzie wrote:
> > > An 80 port USB Board:
> > > http://translate.google.com/translate?hl=3Den&ie=3DUTF8&langpair=3Dja|=
en&sl=3Dja&tl=3Den&u=3Dhttp://www.thanko.jp/product/usb_80port...Re: ARM966E-S
Grant Edwards - 2010-01-30 13:56:00
On 2010-01-30, Tauno Voipio wrote:
> Tim Watts wrote:
>
> > GCC is a very solid compiler, good optimisation. Remember that
> > nearly every linux box out there was compiled with it from the
> > kernel to pretty much every application.
> >
> > What's it like on small targets? I thin...Re: How would you do radio data links?
Paul Carpenter - 2010-01-27 19:14:00
In article , tw@dionic.net
says...
> Hi,
>
> Quick intro - I'm a linux progammer/sysadmin. I play with AVRs (ATMegas
> mostly) for fun and have got on well with them.
>
> I'm looking to set myself a moderate project next year which is to do with
> home automation (thermostats e...Re: Image processing using microcontroller
Paul Carpenter - 2010-01-16 11:42:00
In article ,
anex.stormrider@gmail.com says...
> hi.. i want to develop an embedded system using a micro controller and a
> cmos sensor..
To do what?
What you are trying to achieve from the system, will determine if the fit
is right.
> i have chosen atmega16 and c3088 sensor.. ho...Re: Fine-grained synchronization on modern networks
Paul Carpenter - 2010-01-01 15:20:00
In article , leon355@btinternet.com=20
says...
> On 23 Dec 2009, 17:08, D Yuniskis wrote:
> > Hi,
> >
> > Modern network infrastructure uses *lots* of buffering;
> > memory is (now) cheap enough to embed throughout the network
> > fabric.
> >
> > With that, fine-grained ...Re: MAX11043 - trying to avoid interrupts at 200kHz...
Paul Carpenter - 2009-12-15 20:28:00
In article ,
steve@NOSPAMTAfivetrees.com says...
> I'm trying to interface to a MAX11043 (4-channel synchronous ADC with SPI
> output). It has an end-of-conversion pin, which when active means that a
> bunch of data is available to read via SPI.
>
> Which is fine, except I want to r...Re: uC lifetime
Paul Carpenter - 2009-12-15 11:02:00
In article ,
mike@whitewing.co.uk says...
> On Tue, 15 Dec 2009 09:04:46 +0000, Peter wrote:
>
> >
> > Paul Carpenter wrote
> >
> > > MANY distributors are just turning into Freight Forwarders.
> >
> > Is this NEWS????? :)
Not really a comment.
> > Here in the UK...Re: uC lifetime
Paul Carpenter - 2009-12-14 18:51:00
In article , ulf@a-t-m-e-l.com says...
> Jon Kirwan skrev:
...
> > > I am willing to buy small amount of 25, 50 or 100, but not 1000. If
> That is why you have distributors.
> Distributors which apply the same minimum order qty as the vendor
> has lost part of their reason to exist....Re: Embedded platform - any suggestions
Paul Carpenter - 2009-12-14 09:12:00
In article , mvraja@gmail.com says...
> Dear All,
>
> I am working on a project where we have some image processing
> algorithms written by my colleague. This is accomplished on a normal
> PC. What we need to do is drive the images on to an approximately 50
> inch LCD TV.
Whether ...uC lifetime
JeGy - 2009-12-13 05:11:00
Hi,
I need some kind of analysis/report that covers lifetime, production time,
market availability, etc.
for newer uControllers, e.g. PIC, AVR, ARM, H8, etc.
I have googlet a lot, but not found anything useable.
Anyone knows about such a report?
Thanks in advance,
regards J...Re: How hard is it to drive a 3-ph brushless motor?
Paul Carpenter - 2009-12-09 15:03:00
In article ,
nospam@nospam9876.com says...
>
> Tim Wescott wrote
>
> > On Wed, 09 Dec 2009 13:47:00 +0000, Peter wrote:
> >
> > > Hi All,
> > >
> > > I have been doing hardware/software (asm & C) development for 30 years
> > > so not totally useless but have never do...Re: "Pulse" gel-cell charge strategy?
Paul Carpenter - 2009-12-03 18:45:00
In article , invalid@invalid.invalid
says...
> "Meindert Sprang" wrote in message
> news:4b17caf3$0$22942$e4fe514c@news.xs4all.nl...
> > I just came across some interesting supercaps from Wima available up to
> > 400F/2.5V. They store 1250J and the pulse current may be 600A. They c...Re: Friday afternoon C trivia:
Paul Carpenter - 2009-12-01 07:02:00
In article , not.going.to.be@seen.com says...
> Arlet wrote:
> > On Mon, 30 Nov 2009 14:59:06 -0600, ArarghMail911NOSPAM wrote:
> >
> > > > E.g., somoene coming from the embedded world sees no
> > > > difference in:
> > > >
> > > > for (i = 0; i < MAX_I; i++)
> > > > for...Re: How to synchronize a streaming system with FPGA+FT2232H FIFO
Paul Carpenter - 2009-11-28 03:56:00
In article ,
d@designgame.ca says...
> >
> > You could use HDLC, which does what you want, is standard, and not too
> > complicated.
> >
> > http://www.interfacebus.com/Design_HDLC.html
> >
> > You can use the address byte to switch between data and control streams.
> >
> ...Re: Google releases new programing language.
Grant Edwards - 2009-11-15 15:36:00
On 2009-11-15, David Brown wrote:
> Bob Larter wrote:
> > David Brown wrote:
> > > Don McKenzie wrote:
> > > >
> > > > Google releases new programing language.
> > > > http://golang.org/
> > > >
> > > > http://tech.yahoo.com/news/infoworld/20091110/tc_infoworld/99864
> > > >
> ...Re: Micro to drive a TFT LCD
vinnie - 2009-11-05 09:36:00
> > I really like the flexibility of this line with the pin compatibility
> > within the family, as well as the much lower price compared to the lpc
> > chip. =A0I have very little experience with tft displays and don't want
t=
> o
> > waste all my time setting up the display if most of the ...Re: What coding standard are you using for C?
Paul Carpenter - 2009-11-05 03:57:00
In article , bastian42@yahoo.com
says...
> On Wed, 4 Nov 2009 23:10:37 +0100, "Geek" wrote:
>
> > What coding standard are you using for C (if any)?
> >
> > Like naming variables, functions, constants, globals, locals, types etc.?
Choice of fonts printed can have a bearing avoi...Re: Progress indicators
Paul Carpenter - 2009-11-01 10:52:00
In article , not.going.to.be@seen.com says...
> Andrew Smallshaw wrote:
> > On 2009-10-30, ChrisQ wrote:
> > > Seems to me that the most important thing is always to communicate.
> > > Never leave the screen static, so that the user thinks the system has
> > > crashed. On modern...Looking for Full time position in Embedded Systems
Nripendra Singh - 2009-10-28 12:12:00
Hi,
I have completed Masters in Electrical Engineering from University of
North Carolina at Charlotte and currently I am looking for full time
position in the field of Embedded Systems and software Development.
I have an in-depth knowledge of C/C++, MATLAB and Core JAVA. During my
masters pro...Re: OV7620 default
Paul Carpenter - 2009-10-25 18:17:00
In article ,
alem.leandro.arg@gmail.com says...
> Hello everyone, I have started to experiment with the OV7620 and I have a
> doubt, is the NTSC output just only black and white or can it be set to
> colour mode? Because when I feed the camera with 5 volts the output (VTO)
> is black and...Design Tradeoffs
Paul Carpenter - 2009-10-23 12:20:00
Having spent several rounds of initial specifications with a potential
customer, that is less likely to be a viable project as they want to
"Squeeze a gallon into a pint pot"
I could see that the prospect was actually trying to get all THREE
sides of the Quality Triangle often referr...Re: Microcontroller Recommendations for School Project: Laser Tag
Paul Carpenter - 2009-10-22 14:05:00
In article , danxshap@gmail.com says...
> I'm taking a senior design class in college (I'm an Electrical/
> Computer Engineering major) and my final project is a laser tag game.
> My partner and I are trying to pick a good microcontroller for the
> guns and we're looking for recommendation...Re: First step into Secure Embedded system
Paul Carpenter - 2009-10-22 08:44:00
In article , ajay.bgr@gmail.com says...
> On Oct 22, 11:08 am, Thad Smith wrote:
>
> > Implementing a non-volatile counter as you described appears
> > straight-forward. You haven't mentioned the essence of your problem. I
> > could make guesses, but it would be easier if you tel...Re: Premier Farnell has announced an agreement to acquire CadSoft Computer GmbH
Paul Carpenter - 2009-09-30 11:29:00
In article ,=20
bigbrownbeastiebigbrownface@googlemail.com says...
> Premier Farnell to offer EDA to get closer to engineers
> =20
> By Peter Clarke
> =20
> =20
> =20
> Courtesy of EE Times
> (09/24/2009 0:17 PM EDT)
> =20
> LONDON ? Component distributor Premier Farnell plc (L...Re: Developing/compiling software
Jon Kirwan - 2009-09-28 15:11:00
On Mon, 28 Sep 2009 14:28:37 +0300, Niklas Holsti
wrote:
>
> Although the AVR is register-rich, it is "pointer-poor". Some other
> architectures, such as the H8/300, have more flexible interplay of 8-bit
> and 16-bit computations.
If my memory is right, I was playing with the H8/30...Re: Developing/compiling software
ChrisQ - 2009-09-25 05:53:00
Ulf Samuelsson wrote:
> The GNU toolchain can be OK, and it can be horrible.
> If you look at ST's home page you will find some discussion
> about performance of GCC-4.2.1 on the STM32.
>
> The rumoured 90 MIPS becomes:
>
> wait for it...
>
> 32 MIPS...
>
> With a Keil co...Re: Windows tcp Rx hanging
Paul Carpenter - 2009-09-21 18:05:00
In article , dp@tgi-sci.com says...
> On Sep 14, 9:30=A0am, Dimiter Popoff wrote:
> > On Sep 14, 8:40=A0am, Nobody wrote:
> >
> > > ....
> > > OTOH, the sender should always be able to handle the receiver failing=
to
> > > handle its advertised window size (i.e. window ...Re: Software architecture using C for mid-range PIC.
Paul Carpenter - 2009-09-12 06:49:00
In article , keinanen@sci.fi
says...
> On Fri, 11 Sep 2009 21:26:43 +0000 (UTC), "Fevric J. Glandules"
> wrote:
>
> > The command set is fixed, and consists of about 30 ASCII triplets, and
> > with any luck won't change too much.
>
> The command table would consume 30x3 bytes...Re: Using infrared leds and transistors to make a keyboard
Paul Carpenter - 2009-09-09 10:46:00
In article , zwsdotcom@gmail.com says...
> On Sep 8, 10:23=A0pm, -jg wrote:
> =20
> > * reflective sensor, that looks for fingers - this needs a surface
> > above the sensor for natural operation.
> =20
> Why does it need a surface above the sensor? It can detect the
> difference ...Re: How to read SPI data with FTDI chip FT232R?
Paul Carpenter - 2009-09-08 20:49:00
In article , sven@sven.se
says...
> Hello all
>
> I'm trying to read and write serial data with a FTDI chip (FT232R).
>
> I'm using the IC in Synchronous Bit Bang Mode using D0 as a CLK output and
> D1 as a DATA input/output.
It is easier to use a SEPARATE pin for input and out...Re: OO languages
Paul Carpenter - 2009-09-03 17:43:00
In article ,
niklas.holsti@tidorum.invalid says...
> Grant Edwards wrote:
> > On 2009-09-03, Niklas Holsti wrote:
> >
> > > Some quotes: "Ada cost almost half of what the C code cost,
> > > and contained significantly fewer defects per 1000 SLOC by 7x
> > > the C code (700%)...Re: OV9655 register config for raw data
Paul Carpenter - 2009-09-02 14:18:00
In article ,
mbonamusa@ecomunicat.com says...
> Hello,
> I'm developing a camera with Omnivsion OV9655 image sensor. I want to use
> "raw RGB data" output format (bayer pattern). Which register configuration
> I have to do? I've read the sensor datasheet from omnivision, but I can't
> ...