Tagged Questions

-1
votes
1answer
88 views

Coding Dojo for embedded

A Coding Dojo is a meeting where a bunch of coders get together to work on a programming challenge. They are there have fun and to engage in DeliberatePractice in order to improve …
4
votes
5answers
130 views

How can I control a CGA screen with an Arduino?

I'm getting one of these http://www.old-computers.com/museum/computer.asp?st=1&c=446 I'm planning to build a server inside it. And I was thinking of using the built in CGA-mon …
5
votes
7answers
317 views

Are there any powerful processors that exist that are hobbyist friendly?

Ok so I have a project I am wanting to create but it would require a bit of processing power. The most powerful thing I've seen yet has been the ATMega1284P. Really by power I mean …
7
votes
4answers
373 views

How do I measure a negative voltage with a ADC?

I am working with a PIC micro-controller with inbuilt 10bit ADC and want to measure a voltage in the range of -1 to -3Volts. I thought of using an op-amp in the inverting mode to m …
2
votes
3answers
69 views

Is Arduino suitable to be a Humanoid Robot controller?

I am not a Arduino developer here. However I would like to ask if any developer out there who have experience on the capability of Arduino, is Arduino suitable to develop a humanoi …
4
votes
6answers
739 views

eZ430-Chronos Development on *nix?

So I just got my TI eZ430-Chronos Dev kit (a runners watch & eZ430 micro dev combined), and I am chomping at the bit to start playing around with my new toy. I have just a few …
4
votes
2answers
90 views

About Code Density and its definition.

Hi there, I have a conceptual question: What means "high" code density? and why is it so important? Thanks :)
5
votes
7answers
351 views

Anyone Recommand a Good Intel Hex Viewer/Reader

Lately I've been doing a lot of work with intel HEX files. I want a program that can import an Intel HEX file and allow me to view the byte contents at each address. There are a …
8
votes
4answers
283 views

1-wire parasitically powered microcontroller?

I've seen Dallas' 1-wire sensors, they look great. But, I'd like to make some custom 1-wire slaves which can be parasitically powered (just ground + data). Can anyone recommend a …
2
votes
3answers
179 views

CharliePlexing on a breadboard

Hey, I was making a breadboard demo for a Microcontroller class. Basically my project is to make a score keeping device. I want to drive 4 seven segment displays using an atmega8. …
6
votes
3answers
259 views

What are the best useful variety IC’s to have around for PIC Microcontrollers?

I would like to buy an assortment of IC's to use for PIC Microcontrollers projects that I want to make and use code for. What is a good assortment to have on hand?
2
votes
7answers
114 views

Is it really a good-practice disable optimizations during the development and debugging phases?

I'm reading Programming 16-Bit PIC Microcontrollers in C, and there is this affirmation in the book: "During the development and debugging phases of a project, though, it is alway …
1
vote
3answers
104 views

How to determine if TV is on by looking at yellow RCA monitor signal?

I have a U.S./NTSC LCD HDTV that has a yellow RCA monitor jack on the back. Would it be possible to monitor this connector on an analog input of a microcontroller to determine whe …
6
votes
4answers
555 views

Best PIC programmer?

I would like to start using PICs in my projects and was wondering which programmer I should get. I have plenty of experience using micro-controllers (68k, avr), I also have lots of …
1
vote
1answer
72 views

Problems driving leds with the MM5450

First what is my final goal: to drive 24 RGB LEDS using a microcontroller connected serially to a Micrel MM5450 LED driver. It would be nice to be able to drive all of them individ …

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