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CHEAP PCB's Revisited
A few days ago I posted a topic on cheap PCB's and I thank everyone who gave input. Here is my problem: My unit will sell for $9. As you can see it is a very low cost toy. The...
Monday, 6 December 2004 - 22:17
Where can I get dirt cheap PCB's???`
I am done my first AVR project! Had proto boards made overseas to test the final design, but I paid good money for the proto run of 10 boards. Basically, I want to sell my unit...
Friday, 3 December 2004 - 01:40
Powering TINY from 9V and Regulator
I have a small board that requires a 9V battery by design to power the TINY MCU, running at the internal 4.8MHz oscillator. Got my board in today and I put the parts on. The 9V...
Tuesday, 16 November 2004 - 22:41
Can an AVR do expanded mode?
I see nothing in the data sheet for this. Typical bus interface.
Friday, 15 October 2004 - 14:00
ISP pins and Programmer
Hi everyone! I have LED's connected to a port of an AVR and also to the programming connector. The LED's get pulled low to turn them on. My question is, could there ever be an...
Wednesday, 29 September 2004 - 19:06
Codevision PINx.x syntax
Hello. I am asking for any advice with the codevision compiler in using the PINx syntax in a function. My function takes 4 arguments, one of them is called LED_BIT: void...
Wednesday, 22 September 2004 - 18:53
AVR Fan PLL
Hi everyone! I have no question, but just thought I'd bring an idea in which I have successfully prototyped and now working out the bugs. I am in the debug phase of a fan PLL to...
Friday, 17 September 2004 - 00:33
USART Handshaking
I am using an ATMega8 and can sucessfully transmit data to a terminal program. However, I added code for recieving (taken from the data sheet). As a test, if I see data coming...
Tuesday, 14 September 2004 - 12:09
Free Programmer for AVR's?
Good day to you all. Is there a free programmer available for the mega series AVR's? I tried AVR Studio, which has an AVRprog.exe. It comes up as "no support board found". I...
Thursday, 2 September 2004 - 15:23
multiplexing buttons
Hi all. I am wondering if anyone had any past experience on the best way to multiplex buttons in rows and columns since I have more buttons than IO. I have heard that some people...
Monday, 30 August 2004 - 12:31
AVR with LOTS of I/O?
Does anyone know of the maximum IO I can get from an AVR series? I am being told that 32 IO is the maximum. This cannot be right is it? Thanks.
Thursday, 26 August 2004 - 12:26
Multiplexing LED's via 2 ports in C programming.
I have 51 LED's multiplexed down to 15 I/O pins. X and Y. This takes 2 ports, ports C and D. X is on PORTC and Y is on PORTD. To manipulate each individual LED, I have to...
Tuesday, 6 July 2004 - 19:49

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