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Questions tagged [hall-effect]

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The production of a potential difference across an electrical conductor when a magnetic field is applied in a direction perpendicular to that of the flow of current.

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1 vote
2 answers
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I'm trying to make a box that revolves around a pivot point using a NEMA17 stepper motor. The idea is straightforward: US1881 Hall effect sensor will change state based on magnets on the base of the ...
MDChaara's user avatar
  • 207
2 votes
0 answers
533 views

current sensor (5v) with a 3.3v MCU I am trying to make a hall effect current sensor (ACS712ELCTR-20A-T) work with a 3.3v MCU. The current sensor is powered with 5v. I specifically choose this sensor ...
Musa's user avatar
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1 answer
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One of my biggest questions concerns coding a Hall effect sensor to find wheel speed with an arduino mega. I’ve got an lcd in digital pins(7,8,9,10,11,12) and a Hall effect sensor in digital pin 2. I ...
Aarav Shah's user avatar
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1 answer
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I need your help regarding a problem I am facing while measuring wind speed. In my sketch I get a reading every 20 counts which the magnet goes past the sensor. I need to change it in order to get a ...
Janith Chamalka's user avatar
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1 vote
1 answer
977 views

Hi! I require your help regarding a problem I’m encountering. I am trying to measure wind speed using Hall sensor, Neodymium magnet & below mentioned code. But I only get “0” value for both RPM &...
Janith Chamalka's user avatar
  • 43
2 votes
0 answers
58 views

I'm writing code so that, every time a hall monitor senses, my code additively measures 5 liters of volume as it prints each detection. Then, this data is sent via Bluetooth to a phone. (This is for a ...
Anne Murray's user avatar
  • 31
1 vote
2 answers
235 views

I have a problem with stopping motor at same spot when magnet pass.. I tried to add interrupt and to make code as clean as possible but no joy so far. Any suggestions? sw will add later, just ignore.. ...
Milos's user avatar
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0 votes
1 answer
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I've posted to the DFRobot forum, who makes the FIT0186 motors, but no one seems to be replying there. So, excuse the copy pasting. It's probably an issue with the motor/encoder, but perhaps it has ...
djb's user avatar
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1 vote
0 answers
111 views

Kind of a fringe question here, but could not find anything concrete so figured I would throw it to this great community. I have 2 DS80 flow meters (Hall Effect Sensor type flow meters - nothing ...
charrold303's user avatar
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1 vote
1 answer
440 views

I have a small project where I connected a Hall sensor (see picture) to an Arduino Mega. The blue wire is connected to pin 45, the red wire to +5V, and the black wire to GND. At the beginning I ...
xoric's user avatar
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0 votes
2 answers
300 views

I am aiming at precise speed control of this BLDC motor: it has an integrated controller, outputting digital Hall signal (period 20.8ms on oscilloscope, w/o load) and taking PWM as input for speed ...
eudoxos's user avatar
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-1 votes
1 answer
59 views

In order to monitor engine speed changes in real time, sensor is detecting the motion of few magnets around a disk driven by the motor. 1st approach Hall effect sensor signal is regulated by LM393 ...
Hamed's user avatar
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1 vote
1 answer
2k views

From what I have read, when placed within a magnetic field, a current will flow in both sensors. My goal is to use this kind of sensors to guide a robot thanks to an existing automower loop wire, ...
floflo29's user avatar
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-1 votes
2 answers
481 views

The sensor is a hall-effect UGN3503 sensor and I'm using a TL431 shunt regulator as voltage reference for analog readings. I'm using analogRead() with setting the analog reference to external ...
ElectronSurf's user avatar
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