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Stepper Motor Help
I'm working on my first stepper motor project.  Things have gone well so far!  I am using Mega48A on the front end that is sending step pulses to an STMicroelectronics...
Monday, 17 November 2014 - 21:12
Intermittent USART Issue - ATTiny2313a
I'm using an ATTiny2313a for a project that has an RS232 output a very basic, repeating string. The string starts with a 'K' each time and is followed by 34bytes of data (16...
Monday, 5 September 2011 - 21:39
Ext. int. not working at start up if frequency on input
I've done a few projects were I've monitored pulse width with an ext. int. Over the projects I have noticed that if I have my frequency generator applying a frequency (10hz say)...
Friday, 8 May 2009 - 15:11
Embed secure ESN in to AVR
I'm currently working on a project that requires an internal unique random number (ESN). This number will be the basis of a secure link between two seperate devices where the...
Monday, 16 March 2009 - 15:00
Polarized Relay Coil - Diode needed?
I'm using this DPDT relay - http://pewa.panasonic.com/pcsd/p... The datasheet states that the coil is polarized, but the schematic shows a simple coil. I'm guessing that the coil...
Monday, 17 March 2008 - 02:38
DebugWire Issue - ATMega48 w/ ext. osc.
I'm using the DebugWire interface for the first time. The chip at hand is the ATMega48 and I'm using the Dragon as my interface. I got everything working great, including the...
Saturday, 22 December 2007 - 17:25
Batch programming with the Dragon
Is batch programming possible with the AVRDragon? I have batch files for many different projects for my STK500 and I would like to be able to use them to program chips with my...
Saturday, 24 November 2007 - 20:07
Lock Bits - Tiny45
I've noticed on the Tiny25/45/85 that if you enable the lock bits that it locks the EEProm as well. Is there anyway to protect the flash contents while still allowing the EEProm...
Monday, 12 March 2007 - 02:09
Problem using Reset as Input
Hi everyone, I've been working on an pulse monitor circuit for a while now based on a Tiny12 AVR and everything was working perfect, until I decided to raise the frequency to...
Tuesday, 29 March 2005 - 01:34
Using 12VDC Solenoid as input
Hey guys I have encountered an AVR problem that I hope someone can help me with. I am using an Atmel Tiny12 to monitor door lock pulses in a car. The door lock actuator is a 12...
Tuesday, 30 March 2004 - 19:37