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Smallest bootloader?
bobgardner wrote:The 'field upgradeable by the customer' feature of a product is viewed as a plus .. If the power goes out right in the middle of the process, I'd suggest that...
Sunday, 26 August 2007 - 21:48
Low power 9 volt to 5 solution
glitch wrote:you might as well use a linear if using the diodes, or a zener & a resistor, since in all 3 cases the the voltage drop will result in heat, thus wasted power. If...
Wednesday, 19 April 2006 - 01:51
Clever way of dealing with Dataflash page size = 264
JimW52 wrote:Use 256 byte page size and ignore the extra bytes. You could of course use the extra bytes for a checksum. or whatever. Jim Yep, likely what it's there for.. If...
Sunday, 29 January 2006 - 08:39
graycode to hex
theusch wrote:Quote: I think that "Gray code" (capital 'G') is the specific name for this particular code... I think you are correct, if Google is indeed my friend: http://www....
Friday, 13 January 2006 - 05:59
Datalogger for serial data acquisition
WernerTwo wrote:for me the biggest problem is how to handle two data streams over two UARTs because I dont want to miss any date and I want to be sure to put the right data...
Saturday, 31 December 2005 - 07:13
Stepper motor control circuit
hallowo wrote:I am planning to ground lead E and control the other leads. Note that E is the upper side of all 4 of your coils, not the lower. You're controlling the lower side...
Saturday, 31 December 2005 - 07:02
A VERY cheap and simple alternative to MAX232?
The $1 or so in a max232 or similar is well spent. If you've got to go cheap and simple, I'd hardly think it makes sense to just use resistors, the extra cost of the usual 2...
Saturday, 31 December 2005 - 06:41
Code Skipping Issue
glitch wrote:Guess you missed the following comment. Hence the need for the code. rac3r5 wrote:... Its not a logic problem cause if I reset the board a bunch of times, it...
Thursday, 29 December 2005 - 13:36
AVR and Servo problems
Equ wrote:I´m trying to use an ATmega88 to control a servo, but it seems to reset as soon as the servo starts moving... I´m using a 7805 (1.5A) av stabilizer... I know that the...
Thursday, 29 December 2005 - 13:17
Stepper motor control circuit
sgomes wrote: The only point I was trying to make was that The old days of latch-up and such are all but gone. Not to say you can't completely disregard it. In other words...
Thursday, 29 December 2005 - 13:05
Stepper motor control circuit
sgomes wrote:what the heck FETs have you guys been using??? We have been storing all our FETs in those little plastic drawers you get from Home Depot. Maybe 20-30 different...
Thursday, 29 December 2005 - 03:59
NiMH single resistor charging, please double check
Guillem Planisi wrote:The biggest problem with trickle charging NiMH batteries is about overcharge and heating them. . ? A very small charge current is not going to keep these...
Wednesday, 28 December 2005 - 03:02

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