Hard disk motor on arduino software

Part 3 the stroboscope project 27 manually controlling bipolar stepper motor with arduino and easydriver 64 worlds smallest stepper motor with arduino and easydriver 31 driving a bipolar stepper motor with arduino and uln2803ag 67. Running hard drive motor from arduino with variable speed. Getting the right tools for your arduino project dummies. Controlling speed of dc motors using arduino hardware fun. The capacity of these chips range from 8mb to 64mb, and these sizes correspond to the cache size the hard disk is supposed to have. When you start to build your arduino project, its hard to know what tools and equipment to buy. The opensource arduino software ide makes it easy to write code and upload it to the board. Measure motor speed rpm with optocoupler and encoder disk. Maybe there are some screws under the label, if you cant open it after you removed all the screws try to remove the adhesive label. Hard drives disk have highspeed lowprofile brushless motors that can be reused, called bldc. I mean, drive the motor and make the leds according to the sensor to. The speed of the motor depends on value that was passed to the analogwrite function. Has anyone ever tried to interface an ide or sata hard drive to the arduino and really gotten it to work.

Following is the recommended equipment for solderless prototyping, which is a good way to start. Controlling a hard drive motor with arduino electrical. The aim of this study arduino uno step motor brand that is used on various hard disks on the market micro control card and driver card and make a check with the adjustment of the speed. Once you put apart the control board you need to remove all the screws to open the drive. The rotational speed of the drive motor control with arduino uno. Turning an old hard disk drive into a rotary input device. I am able to turn the floppy disk motor on and move the readwrite head back and forth, but i am never able to read.

The motor maximum speed is 4500 rpm 75 rotationsecond and the maximum power is reached during the seeki n g phase is. Hdd brushless motor driver circuit atmega8 electronics. The hdd is completely stripped with only the motor and the pcb screwed into the base. One of the motors i had a hard drive motor had little sprung plunger contacts on the back, so i made a simple contact board for it. You could, of course, try build your own brushless motor driver circuit but that is a project and a half by itself. Powering a old hard drive motor from a model brushless dc motor controller esc and an arduino the sketch i used, demo sketch for arming and running a generic esc brushless motor. When building a robot car, it is important to control the speed of the rotation of the wheels. I have some hard disk drive motors, both 3 and 4 pin motors that range from 7k to 15k rpms. Apparently all these models are affected by a bug in the drives firmware. The chip has a thermal pad underneath for heat removal i heatsinked this using a. Some simple pm stepper motors such as the one in figure 2. In this projet i reuse a bldc motor that i retrieved from an old hdd, the seagate st31722a.

I have cut apart the ribbon of a 34pin idc connector to be able to route the pins to my arduino. Simple way to run a hard drive motor without driver support ludic science on patreon. After taking the hard drive apart, my first idea was to drive the stepper motor in the hard drive using arduino. I have many old hard disks in my room but they are a little bit hard to disassemble and depart. The environment is written in java and based on processing and other opensource software. Arduino stack exchange is a question and answer site for developers of opensource hardware and software that is compatible with arduino. This repository contains software to use an oldhard drive as a rotary input device. Running vcr head motor, hd motor and other brushless dc motors on arduino. Run a hard drive brushless motor without driver youtube. Read about ide ata hard drive with atmega328p mcu as controller question on. An arduino program that sends data over the serial port o. I am playing around with some old hard drive motors.

Here is a zip file with the pcb files, schematic, eagle files etc. Hi all, i tried to open a discussion but the website wouldnt publish it so i just created a quick blog about this project. An2974, quick start for beginners to drive a stepper motor. At hardware level, the data stored which controls the harddrive rotation speed can be accessed by the user. Refer to the getting started page for installation instructions. Brushless hdd motor driver from 9v and painters tape. Is there a way to control my harddisk rotation speed. This time we get to the stepper motor control and discover the full potential of motor shield. Hard disk motor op arduino hard drive stepper motor hdd. This doesnt need any three phase rc controllers, just the standard three transistor circuit. It is easy to interface these motors and write the code. Further control the flow of current to the motor by manually blocking some variable portion of the reflected light, to fine tune speed of disk rotation.

Unlike floppy drives, where motor commands are directly send over the ide cable, on hard disk drives, the drives controller is expected to calculate cluster position and actuate the. Use a hard disk like a rotational input device arduino. Recently i collected a broken hard drive to experiment on making a pov clock that i found on the web. From the time i spent playing with it, theres 1 pin for ground, and 3 other pins that i think is for the 3 pairs of coils. Electronics projects, hdd brushless motor driver circuit atmega8 atmega8 projects, avr project. Hard drives category make your own vj controller arduino meets resolume nice upcoming workshop in rome at the end of the month. I have been running a stem program for kids, where. Before we can control the speed however, we need to be able to. The platters need to spin at a constant velocity for the data to be read so the steps produced by a stepper motor would not work. You can use those differents componens at their own or use the controlling electronics provided by the hard disk drive electronics.

Running hard drive motor from arduino with variable speed and. After the program is downloaded, press the reset button on the arduino before plugging the battery into the esc. Here i wanted to concentrate on the theory behind using arduino or another mcu to drive a threephase brushless dc electric motor such as a cd or dvd drive or hdd for that matter spindle motor, such as the one pictured further in the text. How to drive stepper motor with arduino motor shield do. Brushless motor driver for disk drive motors 250114. None that you have to use an hard disk that has 4 wires on the stepper motor. The aim of this study arduino uno step motor brand that is used on various hard disks on the market micro control card and driver card and. The number of poles on the magnetic disk varies from motor to motor.

In simple word, we can say that stepper motor can be used where there is a need to move at particular angle. Brushless motor drive circuit used in computers hard drive with atmega8 checked the engine atmega 8 output mosfet ir4427, irfz44 strengthened engine. A processing application that shows the old logo from sapo with rotating eyes disknobui. Stepper motors are more complex devices than servos or dc and require some knowledge before running them. Arduino 2020 full offline installer setup for pc 32bit64bit.

Sd cards easy, via spi, with public domain fat32 software. Im really glad to announce a new arduino workshop, vjrelated, in rome, at the end of the month. Hard disk motor op arduino hard drive stepper motor hdd motor drive control how to power a hard drive motor. Previously we have driven servo and dc motor using an arduino motor shield. The hard disk drive spins, but its completely invisible to the bios. Here is how to run a hard drive motor with an arduino that has variable speeds and direction.

I have hooked up a 7200rpm hard drive disk that i have removed all the circuitry. I want to drive the motor using an arduino then i measure the speed using an infrared. Connecting the hdd with the pcb to the psu will only turn the motor on for about 15s before it shuts off. I looked around the web for writeup and tutorials about the. Hard disk motor driver tda5144at breakout from sixty. Even early hard disk drives also used steppers, but nowadays hard drives have. Hard drive stepper motor with high speed spinup circuit.

How to use diskdrive stepper motor what kind of stepper motors there are in disk drives. In this sketch, we make use of the arduino stepper library which comes packaged with your arduino ide. I have the floppy disk drive powered with a computer power supply that is switched on, and the arduino powered by my computers usb. In arduino uno, it works on pins 3, 5, 6, 9, 10 and 11. A raspberry pi program that sends data over udp multicast disknob. I have been considering this for a project i am working on. Driving a threephase brushless dc motor with arduino. Our design called for an input device that would allow the dj to quickly seek through a track and find a specific playback position, and we w. A couple of years ago we built a fun system that would allow djs to mix music tracks in interesting ways. Basically hard disk drive has same basic elements as the floppy disk drive. So, lets get started with stepper motor direction control using arduino. Ive read that 89v is enough, which is reasonable if the motor control electronics drops some voltage that might be the voltage across the potentiometer, which may be a problem as the mcp is only rated for a maximum of 5. It contains a small helper programm that can upload arduino sketches to your connected arduino board. The stepper library takes care of sequencing the pulses we will be sending to our stepper motor and it can be used with a wide variety of motors, both unipolar and bipolar.

Next is a list of equipment for soldering, which help you to toughen up your prototype for the real world. Running old hdd brushless motor using only arudino youtube. Iirc hard drive motors operate at 12v, and that board only seems to have one power input, so id assume it would be 12v. Hard drive motor hdd motor driver running a hard drive motor easy hard drive motor hack. Smerigliatrice fai da te con hard disk con regolazione giri. Hdd motor driver running a hard drive motor easy hard drive motor hack. Hard disk drives use brushless dc bldc motors which need special electronics to drive their coils. Using this signal coming out from the motor you can understand if the motor is rotating and how fast is rotating, and using the phase difference you can know if it turns clockwise or anticlockwise.

Floppy disk drives use stepper motors for controlling readwrite head position. Ive used a l293d ic that is well known as 4chanel driver. Create a project open source software business software top downloaded projects. The rotational speed of the drive motor control with. Its not a standard part, so datasheets are hard to find, but some of the controllers seem to have brothers and sisters that are a bit easier to find. The motor itself is somesort glued into the disk shell, i cant take it out except for all the rest, also i can get access to 4 pins comming out from the motor. All the units i have dismantled are permanent magnet brushless dc motors. Measure rotation speed rpm with optocoupler and encoder disk and arduino quick and easy. Unpack or install the arduinoide to your hard disk, e. To be able to perform the firmware update with the help of the mobiflight connector software you have to download the official arduino ide fromt the arduino homepage. Turning an old hard disk drive into a rotary input.