Tagged Questions
0
votes
2answers
65 views
How can I control braking system electronically?
Is it possible to control the braking system and speed limiting of a car using a microcontroller? Please explain.
0
votes
1answer
91 views
How do I build a laser/IR target?
I am trying to make a "laser gun range" like the ones you see at carnivals for my embedded systems class at school. However, I am having trouble because I do not know how to construct the "target". I ...
18
votes
11answers
8k views
Should I buy a Netduino or Arduino?
I am looking at buying a NetDuino for some fun home hobby projects.
Have any of you used it and how was your experience?
Should i look at the Arduino or FreeDuino range instead(or something totally ...
12
votes
10answers
952 views
What kind of project could help a software engineer become more of an electronic engineer?
I'm a software developer with practically no electronics background, but I want to get into this since it's relevant to the work I'm doing (infotainment system development). I'm a software engineer, ...
13
votes
3answers
718 views
Why do we need hardware programmers?
I use a Boarduino and a 30-row bread board to program my ATtiny. I load a not too complicated sketch called ArduinoISP (included by default now in the Arduino IDE), and suddenly I have a working ...
0
votes
3answers
144 views
What do I need to make this project?
I'm form a computer science background so I figure I should ask for advice on what I need to do this.
What I'm planning to do is program a microcontroller to keep track of time and flash LED lights.
...
0
votes
1answer
79 views
Arduino to act as a switch for a remote
i have a wireless remote control for a light
it runs with 12v battery
it has two mini Omron type B3F momentary on switches (Mini Push Button Switches)
one button is for Light ON, the other for Light ...
0
votes
1answer
124 views
Simulating digital and analog inputs on a PLC
What would be the simplest way to interface digital and and analog inputs from a PLC to outputs on an AVR ATmega328? All I need to do is simulate different analog values and digital states.
2
votes
1answer
438 views
Is Atmega8L-8PU compatible with Atmega 328 on arduino UNO?
I have an arduino UNO running my code perfectly. Now I want run the same code on an Atmega8L-8PU which is connected on a breadboard. Is it perfectly reliable to use this Atmega8 instead of the ...
1
vote
3answers
200 views
Want to control 30V LED strip with a microcontroller, any help or ideas?
Like the title says i want to control around 30volts of current (multiple LEDs that will be running all at once, added up to about 30volts.) i want to use a micro-controller to control it so i can add ...
0
votes
0answers
112 views
Soft i2c with Sensirion SHT21 sensors on Arduino Mega
I have tried checking with an oscilloscope on the analogue pins when the sensor is plugged in and I don't seem to get anything as I normally would.
The hardware i2c channel works just fine on the ...
1
vote
1answer
114 views
Arduino power supply issue
I've been playing with the ATmega328 and xbee a lot and wanted to take it to the next step and make it fully mobile. So i have decided to use 2xAA batteries along with a 5V step up to get a stable 5V ...
2
votes
1answer
88 views
Arduino LilyPad Input Voltages Below the Input Voltage in Specs
The LilyPad spec page says:
Input Voltage 2.7-5.5 V
I understand that an input voltage greater than 5.5 V would damage the device, but what if it's below 2.7 V? Will it just be unable to ...
0
votes
1answer
58 views
Talking to external device over serial with Arduino
I have a small device that has a 3.5 mm jack for the serial connection. The protocol is uses is known so I don't have to worry about figuring that out. What I am having trouble with is figuring out ...
7
votes
4answers
1k views
How do I create a timer interrupt with Arduino?
I am trying to create a time delay interrupt with Arduino. I would like to use the interrupts() function, because it is an internal interrupt.
Example: Let's say, I would like to make a light blink ...
