controler boards
- Subject: controler boards
- From: Phil Smith <phil-at-conwaycorp.net>
- Date: Fri, 27 Apr 2001 21:08:14 -0500
- Content-Transfer-Encoding: 7bit
- Content-Type: text/plain; charset=us-ascii
- Sender: gezr
Well I built the controler board I posted about earlier, in a
wonderfully professionally looking breadboard fassion, i have beautiful
square waves heading to the TIP120 darlington transistors :),
wonderfull. The problem is that my motors are getting very hot, im
talking hot. If I put a lower voltage/phase rated motor on the thing
the TIPs get hot, thats expected, I think, but im a bit confused about
the way these stepper motors are, i have one from a floppy drive i tore
apart that gets just warm :), but its weak and its windings are along
with the others are as follows, could some or one of you please explain
to me what it is i have and what it is i need?
disk drive motor
1-----2------3-------4-------5
i connect +12v to say pin 1 which is the lowest common resistance to the
others
any of the other motors that get hot
1------2-------3
4------5-------6
i connect +12v to say 2 and 5 least common resistance between the other
2
I have tried reading about the documentation on other stepper motors and
other types of control boards and
well a lot of the language is abit above my current vocabulary or
knowledge. Any help would be great :)
Phil Smith
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