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Questions tagged [esc]

electronic speed control/controller, used for DC motor speed control, frequently for RC applications.

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0answers
13 views

Ho to power Turnigy 9X 9Ch receiver through ESC using Multiwii 328p FC?

I am new to RC community and trying to build Quadrotor/Quadcopter for the first time. I am using Mulitwii 328p flight controller and trying to connect Turnigy 9x 9ch receiver . I want to power the ...
0
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1answer
36 views

Quadcopter ESC failure on first test flight

One of my four ESCs burnt out on a first test flight of a new quad build. I plugged the battery in, armed the drone, and one of the motors spun for less than a second before stopping. I immediately ...
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0answers
62 views

How can I use roll, pitch and yaw data to have a quadcopter level itself automatically?

I am creating a quadcopter by using Arduino, Gyro IMU6050 and other electronics equipment. I want to know how to program it to level itself automatically. I also was successful by reading the raw ...
1
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0answers
65 views

How does one setup an ESC to drive a wheel-hub motor?

I have 2x 350W wheel-hub motors taken from a self-balancing scooter, or hoverboard. My intention is to use the two of them to drive a homemade R2-D2. However, some difficulties have been encountered ...
2
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2answers
89 views

What happens when I connected my unpowered servo connector power wire to the powered arduino 5V pin?

I was playing at connecting wires to 'get the feel of it' when I accidentally connected the servo connector red wire to the arduino 5V pin while the arduino is connected to my comp, (and hence powered)...
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0answers
582 views

Raspberry Pi and Naze32

Items: RaspberryPi 3. Naze32 rev6. 4 OPT ESC. I am connecting the FC (Naze32) to RaspberryPi by USB. Can I feed the FC + 4 ESC with that USB? Or should I add an additional battery? Thanks
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2answers
119 views

What is the difference between speed encoders and esc

I understand that motors come with recommended speed controllers, be it encoders or esc. But what is the difference between the two?
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0answers
34 views

Driving a 2213 Size motor with a tiny ESC?

I've got a Quadrotor with a DJI F450 frame, naturally one of the most popular motors for this frame is EMAX 2213 935KV motor, I need to get some new ESCs but am confused as to what to get. Racing ...
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1answer
40 views

Electronic speed controllers and total current draw

Do we have to take Electronic Speed Controllers (ESC) into account when calculating the total current draw of the system? As far as I can understand, the motor and ESC are connected in series, so we ...
1
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2answers
367 views

difference between sabertooth motor controller and rc esc?

i am building a rc/robot mower. most of the youtube videos show the sabertooth motor controllers being used to connect the rc receiver to the dc motors. But here in Australia, the sabertooth i need ...
1
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1answer
2k views

Connected battery, esc and motor does not power up the arduino

I am currently doing my first arduino project and i am having trouble finishing it. I have a 3s lipo battery connected with an esc (120A) that is connected to a motor (270KV). From the esc i am ...
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1answer
101 views

Bldc motors erratic behavior with Arduino program

I've been making my own quadcopter flight controller using Arduino Mega. This is the sample code I wrote in order to test the esc timers and motors: ...
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2answers
360 views

Brushless motor from RC car won't spin with even small resistance

I recently bought a RC car kit and after 10 minutes it stopped going. When I throttle, I can see the motor trying to spin but it will just grind and get hot quite fast. The motor does move if I ...
1
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4answers
2k views

Why does the ESC stop?

I've built a quadcopter with four brushless motors and ESCs (30A). I'm using an Arduino to control them. I haven't written any complex code; just enough to get them running. Everything is fine until I ...
2
votes
1answer
215 views

Pure Arduino Quadcopter

I recently bought a set of escs, brushless outrunner motors and propellers. I'm trying to perform a calibration on the esc, but I can't find how I can do that without using components other than the ...
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3answers
3k views

What exactly are PPM controlled ESCs? Are most ESCs available to build quadcopters PPM Controlled?

First, I don't see any manufacturer or online store telling whether an ESC is PPM controlled or not. Second, I have also been Googling and asking comments in all about ESCs youtube videos for long, ...
0
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1answer
418 views

Can i connect the arduino usb to laptop after the arduino is started

I have some sensors attached to arduino uno r3 and an esc. I start the Motor attached to esc through ardiuno with no usb connected to laptop. It starts correctly. There is a must that i will have to ...
0
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1answer
359 views

How to use specific ESC,BLDC motor through Arduino Uno R3?

Attempt to clean up: I'm trying to use this motor with this ESC and an Arduino Uno R3. Typically, I used the PWM pins when I use the Arduino and an ESC, but I can't control the motor even if I use ...
3
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3answers
2k views

Is it safe to give 5v through 5v pin of arduino uno r3 while usb cable inserted

Is it safe to give 5v through 5v pin of arduino uno r3 while the USB cable is inserted? I have ESCs connected to it which aren't likely to start in other cases. The 5v and gnd is coming from the BEC ...
1
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1answer
584 views

EMAX ESC Simon Series with arduino

I want to control a brushless motor with the "EMAX Simon Series 30amp ESC" and Arduino (Leonardo) board. I am really confused how to do that. I can't understand which beep sounds mean what. I have ...
0
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2answers
157 views

thrust measurement

I try to find out the relation between rpm vs. thrust for a battery+motor+propeller combination. the image shows my setup and also the measurement result. Can anyone explain how l should use this ...
0
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1answer
273 views

How to cut throttle signal to ESC properly?

I have a 16 Channel Servo Driver board from Adafruit (see here), and I communicate to it via I2C using a Raspberry Pi. The servo board is controlling a Qbrain by sending a PWM pulse between 1ms to 2ms ...
0
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1answer
118 views

Duty cycle mapping

I need to build a conversion/mapping algorithm from a controller (PID etc.) output to the duty cycle in order to command my bldc motor via esc. I couldn't do it yet because l think l dont know the ...
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2answers
571 views

Voltage rpm relation

I measure the voltage ESC drawing while increasing the dc motor speed. Multimeter shows that as long as the speed increases the voltage value decreases. Can anybody explain why this is happening?
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1answer
1k views

Brushless DC motor - Electronic Speed Control - Quadcopter

I'm a student who is doing electrical and electronics engineering. I'm currently doing my final project which is a quadcopter. One of my objectives in that is to make a Electronic Speed Controller (...
2
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3answers
1k views

Why do my ESCs stop working?

I'm new to robotics and this is my first time building a quadcopter. I'm unable to work out why I keep losing ESCs. Most recently in testing, I've managed to calibrate all 4 ESCs and accurately ...
1
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1answer
452 views

How to control a dc motor

I have 2 of these 12v motors and a 12v battery http://www.enigmaindustries.com/Motors/Bosch_EV_Warrior.htm I would like to know what the best solution for controlling this motor with an Arduino Uno ...
2
votes
1answer
174 views

Controlling an ESC for Brushless Motors with an RPi

I'm looking to build a new (first) quadcopter without the conventional flight controller and radio, with an onboard RPi and applying some newfound knowledge on autonomous control to improve my coding ...
0
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3answers
238 views

Quadcopter multiple ESC angles glitch

I'm developing my fligth controller board on Tiva Launchpad for quadcoper and while calibrating PID I discovered an unexpected behaviour: sometimes quadcopter seems to experience random angle errors. ...
0
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2answers
175 views

Is there a brushless motor controller accepting over 500 updates/s?

I want to use brushless for my line follower. The problem is most ESCs don't accept more than 400-500 updates/s due to the characteristic of steering signal. Is there a way to overcome this with a ...
2
votes
1answer
90 views

Measuring the performance and response rate of ESCs

How would i go about measuring and quantifying the performance of an ESC? I am looking to measure the response rate(in Hz) of an ESC, as well as it's performance(i.e how fast it starts and stops, as ...
6
votes
1answer
5k views

Why can't i use different ESCs together on a multirotor?

I'm working on a diy quadcopter build from scratch and have bought a 4pack ESC from Castel Creations.While i currently have my quad up and running(sort of), from what i've read on the various sources ...
2
votes
2answers
2k views

What happens when a brush-less motor stalls?

Ok apologies for those who think my questions are not direct enough as I got warned about this. I am really new to this and I will try to keep this one direct enough for the forum. For obvious ...
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2answers
975 views

Adding reverse function to a brushed motor electronic speed controller

This is for a Hobby-weight (5.44 Kg) battle robot. I bought two ESCs for my drive motors but the ESCs do not have a reverse function (or brake for that matter). Is there any simple way I can achieve ...
2
votes
1answer
278 views

Over-voltage on a brushed electronic speed controller

This is for a battle robot in the hobby-weight class (5.44 Kg max) I want to drive the robot using 2 cordless drill motors rated at 14.4 volts. I have 4S LIPOs which means I have 4 x 3.7 volts or 14....
3
votes
1answer
445 views

Purpose of programming an ESC

I am planning to buy an ESC for my tricopter setup. What is the purpose of programming an ESC? I am cost effective and is it really necessary that I should necessarily buy a programming card to ...
2
votes
2answers
874 views

Electronic Speed Control Concepts

I am a programmer who has never worked with electronics before. I am learning the concepts and hoping to build a quadcopter, with the control software entirely written by me. Motor control seems to be ...
3
votes
2answers
1k views

Will a 20amp ESC run a Turnigy 2213-980?

I'm a noobie just starting out and trying to come up what I need to build my first quadrocopter, I just wanted to run something by people with some experience before I commit to buying anything. ...
4
votes
2answers
2k views

Does it matter if my electronic speed controllers are close to my brushless motors?

I have built several quadcopters, hexacopters, and octacopters. This means that between the flight controller (I use 3DR APM2.6 or Pixhawk) and the motors there are heavy duty power wires as well as a ...
3
votes
1answer
4k views

How to know what motor/ESC/propeller combination will work for a quadcopter?

I am preparing for my first quadcopter build and need to know how to tell what motors/ESC's/propellers will work with each other. I also would like to know how to tell what the motors would be capable ...
5
votes
1answer
4k views

Quadcopter Throttle and PID mixing to Motor Speed

I've been writing some quad copter software and I am not sure what the best way is to map the throttle and PID inputs to ESC power. My throttle range is 0-1 and my PID outputs are 0-1. My ESC's have ...
1
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1answer
73 views

How to programatically calibrate Turningy esc?

I have a Turnigy ESC and I am controlling it from AVR. Now I need to calibrate it to set the range of the input. With a servo tester I managed to calibrate it without any problems, more or less by ...
7
votes
2answers
12k views

How to use Arduino for ESC control?

I am using an Arduino Uno to control an ESC for my (in progress) quadrocopter. I am currently using the servo library to control the ESC, which works great. Except.. A count of 100 is max speed, ...
11
votes
3answers
845 views

My Raspberry Pi is losing power in a surge

I have an RC car. The battery provides power to the ESC and then the ESC provides 6 V back out to the receiver. Instead of the receiver I have a Raspberry Pi, which uses the 6 V, steps it ...
1
vote
0answers
686 views

Making a brushless servo using Hall sensors

I'd like to assemble a prototype of brushless servo system using a RC brushless motor (heavily geared down), a sensored Electronic Speed Controller for RC motors, and a microcontroller to do the PID ...
1
vote
1answer
1k views

Minimum speed controller refresh rate [duplicate]

In a quadrotor we need to change each motor's speed depends on its position in space. More frequency will result more stability ( I mean if we can change motor's speed 400 times per second instead of ...
2
votes
1answer
5k views

One BEC for multiple ESC (Quadcopter)

I'm building a quadcopter and have discovered that most ESC have a built-in BEC, but I was wondering if it wouldn't be better to use only one. What if I delivered power to my four ESC with a unique ...
0
votes
1answer
5k views

What microcontroller should be used for QuadCopter flight control and ESC? [closed]

I am working on building my own quadcopter from scratch. I noticed that many solutions available online use arduino, but I am not a fan of arduino. So my questions are: what microcontrollers should be ...