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How to interface 2 serial devices with AVR?
Hello! I wonder which is the best way to interface two serial devices (GPS + GSM module)with AVR Atmega88 serial port. I know I could use some kind of mux or even a digital...
Wednesday, 21 July 2010 - 18:02
ATmega88 Watchdog prescaler stucked in 2K cicles
After a long time without dealing with AVR, I'm trying to set the watchdog Timer for 8s, but this simple assembly code simple doen't update the prescaler register! Obviosly I'm...
Wednesday, 19 May 2010 - 18:33
How to divide a five digital decimal number by 60?
Hello! I'm having a hard time trying to divide a five decimal digit number by 60 in assembly. I read the AVR200 and some threads here and I was able to divide max. 65535 by 60,...
Tuesday, 22 January 2008 - 03:11
Atmega88 USART problem
Hello! I tried the whole afternoon before give up and ask for help, so, I wonder if anyone here could show me what went wrong... I'm trying to get some serial RS232 data in the...
Friday, 18 January 2008 - 21:33
Weird behavior with JTAGICEmkII in DebugWire mode
Hi all, My mkII is driving me crazy! I bought it two weeks ago and now I got some time to try it. Everything installed and working almost well, except an weird behavior that I'm...
Saturday, 9 July 2005 - 04:13
Where is the time elapsed?
Hi all, I'm debuging a simple assembly program with AVR Studio 4 and JTAGMKII for ATTiny2313. I'm using debugwire. I set a breakpoint and after a while the executing stops when...
Monday, 4 July 2005 - 04:50
Is anyone using JTAGICE/mkII ?
I spent some time learning how to use AVRs in the last months. I used to write 8051 code. I have to say that was a pain change my mind to AVR assembly. Now I have a little...
Thursday, 28 April 2005 - 01:25
Very interesting circuit to emulate a trimpot missed
Hi everyone, I saw a long time ago a very interesting solution that I can't find anymore. I can't remember where I saw that. So, let me ask you: I have to control a frequency of a...
Friday, 5 March 2004 - 01:12