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Wireless synchronization of a 300Hz clock signal?
Hi, is there a way to synchronize a clock signal (at about 300Hz) from three AVRs wirelessly so that the phase difference between signals does not exceed 600us? The application is...
Mon. Jul 11, 2011 - 08:29 PM
Your favorite application notes?
Sometimes, its hard even knowing what to look for... Big semiconductor companies spend a lot of time producing incredibly helpful documents that elucidate the obscure details of...
Sat. Jul 9, 2011 - 02:32 AM
TLC5940 as high current LED driver?
Hi, I am working on an LED driver that will be used for illumination during high speed video capture. For this reason, PWM dimming cannot be used due to strobing effects. I...
Tue. Jun 14, 2011 - 07:17 PM
Case design to support PCB-mounted tactile switches?
Hi, are generic "stems" available that mount on a case panel that could reach down and press PCB-mounted tactile switches? This is what I'm thinking of:
Wed. Jun 8, 2011 - 07:18 PM
Help fix ripple on my supply line! [Now with waveforms!]
Hi, the ripple on the 5V line in my circuit (100-200mV) is causing my vane anemometer to output noisy pulses. I don't know the details, but the anemometer senses the rotor...
Tue. Jun 7, 2011 - 09:56 PM
Can't call certain functions from FatFs?
EDIT: I fixed the issue with not being able to call f_printf and f_puts by setting _USE_STRFUNC to 2 in ffconf.h. My problem with creating files still persists, though. EDIT2: I...
Fri. Jun 3, 2011 - 03:22 PM
Portable device design issues?
Hi, I am working on designing a portable wind speed datalogger that will be used in the field. I was wondering if those who are experienced in the subject could give me a few...
Wed. May 18, 2011 - 04:23 AM
NMEA parsing library woes [ linker error? ] [ FIXED ]
FIXED: See below for solution Hi, I'm trying to integrate nmeap into my AVR program to parse GPS serial output. http://www.dmh2000.com/nmea/nmea... I am using AVR Studio 5,...
Fri. May 13, 2011 - 06:28 PM
I'm going crazy: unexpected integer addition results !?
Hi, I driving myself crazy with the results I'm getting from my program. I can't seem to add two integers and display them correctly!! When I display compasslbyte and...
Tue. May 10, 2011 - 08:20 PM
Recommend me an AVR!
Hi, I'm building a wind speed datalogger that needs to be able to do the following: Measure the frequency of a 0-5V pulse train Read GPS data serially at 4800baud Read...
Fri. Apr 29, 2011 - 08:38 PM
Reading serial data sent over USB?
Hi, I have a measurement device that outputs serial data over a USB connection (its an air velocity measurement device). I can observe the output from the device using a simple...
Mon. Mar 28, 2011 - 09:07 PM
Super frustrating LED problem!! ATtiny2313
Hi, I am having a trivial problem of getting one of my LEDs on a proto board working. The other two work fine. It is the leftmost LED on the bottom (PB2) here is the code #...
Fri. Oct 1, 2010 - 09:17 AM