Changes between Initial Version and Version 1 of Stepping_Motor_Controllers


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Timestamp:
Nov 8, 2013, 10:17:53 AM (7 years ago)
Author:
hazen
Comment:

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  • Stepping_Motor_Controllers

    v1 v1  
     1This page documents various stepping motor controllers built in EDF
     2over the years.
     3
     4
     5=== New Super-K Power Box ===
     6
     7This box is designed to be driven by the Hytec 2256 VME module, or any other source
     8of step/direction pulses
     9
     10* [[Hytec_Notes]]
     11* Schematic [http://joule.bu.edu/~hazen/SteppingMotors/step_motor-rev2_sch.pdf PDF]
     12  [http://joule.bu.edu/~hazen/SteppingMotors/step_motor-rev2.sch ExpressPCB]
     13* [[Stepping_Motor_Design_notes]]
     14* Finished Layout 6/30/06
     15   [http://joule.bu.edu/~hazen/SteppingMotors/step_motor-rev2.pcb ExpressPCB]
     16* [http://joule.bu.edu/~hazen/SteppingMotors/StepMotor2a_Nov07.zip StepMotor_Nov07a.zip]
     17  Updated CPLD design which de-energizes motor when not stepping
     18 * [http://joule.bu.edu/~hazen/SteppingMotors/step_cpld.zip step_cpld.zip]
     19* [[SuperK_Box_Rev2]]
     20* [http://joule.bu.edu/~hazen/SteppingMotors/Project1.zip Project1.zip]
     21  project for testing stepping motors from PC parallel port.
     22  See [[Visual_Basic_Stepping_Motor_Notes]]
     23
     24=== Old Power Box for MACRO/Super-K ===
     25
     26This is a Bud box with a 12V power supply, a PCB and 3 connectors (DB15, DB25 and 20 pin header).
     27It provides power switching electronics for a 5V motor.
     28
     29* [http://joule.bu.edu/~hazen/stepping_motors/power_box_sch.pdf PCB Schematic]
     30partly-legible original!  Component references may not be 100% correct.
     31* [http://joule.bu.edu/~hazen/stepping_motors/power_box.sch ExpressPCB file]
     32  (no PCB layout done)
     33
     34== Commercial Modules ==
     35
     36* [http://www.hytec-electronics.co.uk/2256.html Hytec 2256]
     37  step/direction outputs for 4 motors.  No power drive electronics.
     38  [http://joule.bu.edu/~hazen/DataSheets/Hytec/2256_User_Manual_IssueC.PDF User Manual]
     39
     40=== El-Batanouny Lab ===
     41
     42Three-motor control in rack-mount box.  Uses 3 "power box" boards,
     43wired to a DB-25 connector on the rear panel. 
     44
     45* [http://joule.bu.edu/~hazen/stepping_motors/elbat_new_box.pdf Documentation]
     46  - Revised 10 Feb 2006
     47
     48=== Control Basics ===
     49
     50The Airpac motors we have lots of from a surplus lot are configured like this:
     51
     52:http://joule.bu.edu/~hazen/SteppingMotors/stepper1.gif
     53
     54This is the standard step sequence:
     55
     56|| ||A||B||C||D||
     57||1||ON||-||-||ON||
     58||2||ON||-||ON||-||
     59||3||-||ON||ON||-||
     60||4||-||ON||-||ON||
     61
     62===  Other Links  ===
     63
     64* [http://www.cs.uiowa.edu/~jones/step/index.html Jones on Stepping Motors]
     65 * Suggest L298 and LMD18200 chips (Digi-Key has both)
     66