Tagged Questions

1
vote
2answers
69 views

Rewriting DataFlash pages

Atmel recommends: "if the reprogram operations occur in a random fashion in which any number of pages is updated in a random order, then the system must ensure that each page …
2
votes
2answers
87 views

What is the state of XMEGA programming from Linux?

What are the hardware and software options for programming an XMEGA from Linux?
1
vote
4answers
110 views

what is the right clock chip for making a speedometer with an avr

Hello, I am building a hot rod and i decided to make a speedometer myself with a 3 digit nixietube display. I am planning on using a atmel avr microtroller (atmega32 i beleive), …
6
votes
7answers
519 views

RnD on an EEG, Help required, what op-amp?

Hey there Chiphackers, this is my first post, and I need some help/advice finding the right integrated circuits. I'll start by describing the project background a bit. I've receive …
9
votes
4answers
342 views

What are Atmel Fuses?

What are Fuses in Atmel microprocessors and when I should or need to change the default settings.
3
votes
4answers
138 views

New to embedded systems: help selecting the right chip for 8051 project?

Hi all. We are to create an 8051 microcontroller based system as a university project. We have the specs, which says we need an Atmel 89C51 chip. But Atmel recommends that we use …
3
votes
2answers
182 views

How to test if it is a non-multiplexed (static) LCD?

Hi, I got some static LCD's from an old cheap clock, calculator and the like and now I would like to use them for displaying simple things like temperature. They are connected wit …
6
votes
4answers
299 views

Is it OK to attach an LED directly to a 5V Attiny?

From the datasheet, I though the AT90S1200 had current-limited pins and when running at 5V would sink the proper amount of current through a green LED attached to + (0 turns on the …
2
votes
4answers
196 views

What is the Arduino?

What is this Arduino concept that I keep hearing about? Is it a microcontroller family, or a demoboard? Please include pictures in your answer, and if there are multiple possible …
4
votes
3answers
432 views

Monitor clock cycles for code on arduino/AVR?

Is it possible to monitor a block of code and determine the number of processor clock cycles that code took on an Arduino and/or AVR atmel processor? or, should I rather monitor mi …
2
votes
1answer
139 views

Arduino with atmel tools

Hi I've done some dev using AVR's. I'd really like to use the arduino but continue using atmel tools. Is this straightforward? Is there a converter that I can use my 910 prog …