... No. It takes 12 clocks to process most instruction on a classic 8051. A NOP is one of those instructions. So a NOP takes 1 microsecond if you are using a ...
15289
abhinav nigam
abhinav_iitian
Oct 31, 2003 4:09 pm
thnx a lot guys............... I was puzzled too for so many days that y the hell my replys dont get posted........... Kevin Ross <kevinro@...> wrote: ...
15290
abhinav nigam
abhinav_iitian
Oct 31, 2003 4:13 pm
is there anyone else using C2C compiler for PICs.......have loads of querries to make... plzz reply urgently....... -abhinav ... Do you Yahoo!? Exclusive Video...
15291
dan michaels
oric_dan
Oct 31, 2003 4:21 pm
... Nuts & Volts ... I received mine too a couple of days ago. Has a nice mix of articles, with a lot of practical [meaning hobby/homebrew/buildityourself] ...
15292
yahoo
douglasdrewk...
Oct 31, 2003 5:17 pm
The club received about 80 copies of the magazine. We'll distribute at the next meeting in November. No, we will not ship any of them. Doug ... From: "dan...
15293
Phil
phil1960us
Oct 31, 2003 6:05 pm
I've seen lots of designs for robot controllers using various microcontrollers with the PIC16F series (ok, 16F877 for the most) seeming to dominate. The...
15294
Phil
phil1960us
Oct 31, 2003 6:14 pm
In general, you should get the data "sheet" or processor manual for the specific processor you are using. It will contain all the information you will need to...
15295
Jim McBride
jymmyrig
Oct 31, 2003 6:25 pm
On a picbasic list I used to be on there was a lot of pic18F bashing from old-timers. The main complaint seemed to be that the 18Fs were much more susceptible...
15296
Ali
muaest
Oct 31, 2003 6:40 pm
Dear Kip I have a book written by Scot Machenzie named "8051 The Microcontroller" . It has assembly language reference of the 8051 controller. In this...
15297
Phil
phil1960us
Oct 31, 2003 6:53 pm
... bashing from ... more ... same ... circuit in ... makes sense, higher speeds = higher noise susceptability. but then, one should not scrimp on bypass...
15298
Phil
phil1960us
Oct 31, 2003 7:08 pm
Do robot designers worry about electrostatic discharge? I googled for this topic but saw nothing. It seems like rubber wheels and all that rolling around...
15299
David VanHorn
dvanhorn2001
Oct 31, 2003 7:11 pm
... Crystal clocks, or instruction clocks? For example, the Z8 goes one instruction clock to 12 crystal clocks. The Pic is four to one, and the Atmel AVR is 1...
15300
DEvans@...
Oct 31, 2003 7:15 pm
I have a copy - can't say I'm using it often because I have so many issues with the compiler. -de...
15301
Ali
muaest
Oct 31, 2003 7:33 pm
So this means that the crystal clock and the instruction clock cannot be same? Can i get more details on this regard? David VanHorn <dvanhorn@...> wrote:...
15302
Dave Hylands
dhylands_99
Oct 31, 2003 7:51 pm
It can be an issue. Pete Burrow's Nemesis had a problem where it would reset anytime it touched another robot made of metal. I'm not sure that he actually...
15303
abhinav nigam
abhinav_iitian
Oct 31, 2003 8:21 pm
actually i am a beginner with PICs...though i know how to program F84A..........still timers n interrupts puzzle me...........am planning to move on the F877...
15304
Jack Buffington
raefsel
Oct 31, 2003 8:29 pm
Here are the reasons that I am not using the 18 series: Most of my stuff is getting produced in quantity so cost is a factor. My robotic projects don't need to...
15305
Peter Welty
peterwelty
Oct 31, 2003 8:35 pm
... Yes, it can be an issue, but it's not as much of an issue as it used to be. Generally speaking, when by themselves IC's are more prone to damage than when...
15306
Dennis Clark
dennis_lm_clark
Oct 31, 2003 9:53 pm
Phil, Oh yeah it's an issue, but with robots like with other electronics stopping it is a black art. Many of my robots will reset for no apparent reason when...
15307
dan michaels
oric_dan
Oct 31, 2003 9:58 pm
... capable ... more ... Hi Phil, I think you're correct. There are a lot of 16F/C' designs around but there don't seem to be that many 18F'. I've been using...
15308
Pete Miles
ajklz5
Oct 31, 2003 10:05 pm
Kris has just posted all of the results for the different contests and lists of all the actual competitors. http://www.robothon.org/robothon/results.html Let...
15309
dan michaels
oric_dan
Oct 31, 2003 10:10 pm
... electronics ... passing. ... part of ... off ... Hmmm ... why haven't I ever seen that chain? [actually, I've seen almost all of dlc's bots, but never saw...
15310
Dennis Clark
dennis_lm_clark
Oct 31, 2003 10:21 pm
Hi all, I'm trying to use the Microchip TC77 SPI thermometer and having mixed luck. The OOPic won't read it at all, my Bascom/AVR reads it, but seems to miss...
15311
Doug Evans
DEvans@...
Oct 31, 2003 11:30 pm
Abhinav, go to www.compubotics.com, and click on the "Support" link. You'll find some simple examples using interrupts to implement a millisecond timer. You...
15312
Kipton Moravec
kipton_moravec
Nov 1, 2003 12:02 am
A machine cycle takes 12 clocks on the classic 8051. Don't get your terms confused. This is a good tutorial. http://www.8052.com/tuttimng.phtml Kip...
15313
Alan King
alantak69
Nov 1, 2003 2:54 am
... It's simply an evolutionary process, and has an evolutionary time scale. Most hobbiests don't use that many PICs at a time, and many people who would be...
15314
Andi M
v_andi_m97@...
Nov 1, 2003 4:48 am
... Hello, I'm very interested with this instruction clock discussion and I'm curious to know how Atmel AVR is able to reach 1 to 1 for most instruction. As...
15315
Ali
muaest
Nov 1, 2003 6:02 am
Thanks Kip , I have understood the concept now..Thanks alot again Ali Kipton Moravec <kip@...> wrote: A machine cycle takes 12 clocks on the classic...
15316
David VanHorn
dvanhorn2001
Nov 1, 2003 6:04 am
... Very well :) ... I don't know that it's pipelined. ... Officially, nothing. Unofficially it's initials of the inventors....
15317
abhinav nigam
abhinav_iitian
Nov 1, 2003 7:16 am
thnx a lot!! Doug Evans <DEvans@...> wrote:Abhinav, go to www.compubotics.com, and click on the "Support" link. You'll find some simple examples...
