All Questions
Tagged with electrical-engineering computer-engineering
30
questions
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249
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What is the difference between activity and event in "simulation"?
I am studying about components of a system. The subject is "system simulation/simulation modeling/discrete event system simulation". This is related to electrical, electronics, computer ...
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3
answers
1k
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how can I control 2 stepper motors with RS-232?
Hello everyone this is my first post to the forum. I want to control 2 stepper motors using RS-232 as a way of directly communicating with step drivers from my desktop. I am new to communication ...
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Has there been any deliberate implementation of combinational logic soft error correction in any consumer-level product, like a CPU/microcontroller?
It is well known that many error detection, mitigation, and correction methods, such as parity or ECC, have been available in large memory banks, like for RAM, for decades now, and even in CPU caches ...
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34
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Arduino Programming IR Sensors and Actuators
Create the circuit below (Arduino)
You are supposed to use the following code (must download correct library if IDE is too old):
...
- 9
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2
answers
181
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Exclusive Or Circuit in SimulIDE
I have been testing basic circuits in SimulIDE. I created a basic exclusive or circuit that works most of the time.
There are two inputs.
When both inputs are off the bottom LED does not light up, ...
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2
votes
5
answers
296
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What sensors/methods can be used from the roadside to determine if a truck is loaded or empty - without weighing it?
What sensor, using what physical principle, can penetrate a closed rectangular object like the trailer of a truck and tell if the space is empty or loaded?
Why is this question relevant? One of the ...
-1
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1
answer
32
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How is the most basic display driven?
I am curious how taking the most basic display such as this OLED one that works with the ardunio is driven:
i.e. We are using just a clock and data line to drive a 128x64 pixel display. The pixels ...
- 31
2
votes
3
answers
800
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How can I calculate overcurrent from over voltage for the AP9101C IC
I designed a battery charging, protection, and boost circuit for a project I am working on. However, I made a complete noob mistake and forgot to find the overcurrent value for the battery protection ...
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77
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How to add external sensor data to pictures, canon DSLR, hot shoe, electronics
Here's a challenge -
I am trying to add different sensors data (height,temperature,distance by laser) to pictures i take with a canon DSLR camera.
Would it be possible to connect different sensors ...
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votes
1
answer
77
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How exactly do noise canceling headphones work?
I purchased a pair of noise canceling headphones today and I was just wondering how exactly they are able to cancel out background noise?
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1
answer
33
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How can I transmit signals from pre-amplifiers to a laptop nearby using bluetooth?
I am trying to collect signals from preamplifiers (Aquarian Audio preamps, PA-4) and have them sent to a laptop nearby wirelessly, I have not found a dedicated device for this process, and the ...
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vote
1
answer
697
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How to find the smallest change in voltage
You are comparing different A/D converters that will have 3.2 V and -3.2 V as their positive and negative reference voltages, respectively. Out of the following, converter _ can resolve the smallest ...
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1
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78
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What is the mechanism of transition in applications of finite state automata?
Just began studying automata. I've already seen several examples of the applications of finite automata: pattern matching, automatic doors, etc. And so far, I understand the logical connection between ...
- 103
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2
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1k
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How can I vaporize metals?
What are some common ways that I can vaporize Metals into a vacuum chamber? How can I keep these Metals in a gaseous state?
- 41
2
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1
answer
451
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MSP430 - Semaphore - C language
I'm dealing a C code here which is run on MSP430 LaunchPad. What I need to do here is modifying the program, so that at the push of the button, the micro cycles through 4 different modes:
LED1 ...
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