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Discussion Title Created date
Problem with gcc/avr studio
Hi there - I recently upgraded to the latest versions of AVR Studio and Win AVR. I was quite relieved to find that the project I've been working on for the past 18 months or so...
Saturday, 30 September 2006 - 21:44
questions regarding debugwire
Hi - it seems I'm one of the lucky few that is getting a free AVR Dragon. So now, I am working out how I can use one on my current AVR project. The primary differences between...
Monday, 26 June 2006 - 18:06
Speed of float/trig maths
Hi - I wanted to run this by yall before I attempted to code up the beast. I would like to do some fairly hefty float math at 50hz. Specifically, say I have floats X, Y, and Z....
Monday, 5 June 2006 - 07:26
Listing of data types for AVR-GCC?
Hi - I've been trying to find a list of the data types for AVR-GCC and their associated bit lengths, but I just can't. Can anybody point me in the right direction? Thanks! edit: I...
Monday, 5 June 2006 - 02:53
odd problem: code is too slow I think
Hi - I'm working on a hobby servo controller based around an atmega168. It takes commands over CAN using an mcp2515. Works great if I just want to set an angle. But right now what...
Saturday, 3 June 2006 - 22:08
What can be done with audio input and output?
I've been thinking about trying to add some audio input and output to my robot. For output I was thinking I'd just use a piezo speaker. I understand those are very low current and...
Saturday, 20 May 2006 - 03:09
Anybody ever interface to a joystick?
So I was throwing out old computer parts yesterday - and ran across two old joysticks from wayyy back in the day. I realized that a joystick would be *perfect* for controlling a...
Wednesday, 17 May 2006 - 19:18
PCINT interrupt problem, not entirely sure what's wrong
Hi - I'm trying to use PCINT1 on an ATMEGA168. I am using the most recent WinAVR. I've included my full code below, but the relevant parts are the initialization: PCMSK0 = 1<...
Sunday, 23 April 2006 - 19:18
Please critquie my AVR schematic
Hi, this is a servo controller board I've been working on for a while. It's designed to have a CAN interface and control three hobby servos. It monitors current going into each...
Sunday, 9 April 2006 - 16:24
How to calculate AVR supply current?
Hi - I'm trying to figure out of my power supply is going to be able to handle my AVR board. So, I'm trying to figure out just how much current AVRs consume. I'm planning on using...
Monday, 13 March 2006 - 03:44
Could an AVR handle having its clock speed changed?
Hi - I am looking at driving an atmega168 from an external clock source, a Microchip MCP2515. It will initially drive it at 20/8Mhz, but then I'll have the AVR write a setting...
Saturday, 11 March 2006 - 17:32
can any AVRs run full speed at 3.3v?
Hi - I just discovered this little oddity of AVRs: as far as I can tell, they can only run at half speed at 3.3V. What the hell? I was planning on using an ATMEGA168 at 3.3V and...
Saturday, 11 March 2006 - 17:27

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