Log in/Register News & Media | Downloads | Corporate | Careers | Contact Request
+49 911 99 33 5-0

M54 - DC Motor Controller


The mezzanine card M54 is a motor controller M-Module that is suited for all types of motors that have a ±10V DC control input.

Download data sheet

  • M54 Product ImageM54 DC Motor Controller
  • M54 Product Image

Main Features

  • 1 LM628 supported channel
  • For every motor type with ±10 V control input
  • Position and velocity operation
  • Quadrature incremental encoder interface
  • PID values programmable
  • RS422 or TTL, ±10 V, 1 relay output
  • Additional binary I/O
  • Optical isolation
  • Not conforming to RoHS
M54 Product Image

Technical Data

LM628 Motor Controller
  • LM628 precision motor controller
  • 32-bit position, velocity and acceleration registers
  • 256µs control-loop update time
  • Programmable digital PID filter with 16-bit coefficients
  • Operating modes: position and velocity
  • Position feedback interface
    • Incremental encoder
    • Quadrature signals with optional index
    • RS422 or TLL signal level
Motor Interface
  • Optically isolated from all other parts
  • ±10V analog output
  • Resolution: 12 bits, ±2 LSB
Quadrature Incremental Encoder Interface
  • Index pulse
  • RS422 or TTL signal level
  • Line break monitor
  • Plausibility check for glitch detection
Binary I/O
  • I/O controller Zilog Z8536
  • Optically isolated from all other parts
  • Supply: 12..36V, 50mA typ.
  • Binary inputs:
    • 8 inputs connected to port A of Z8536 (6 inputs digitally debounced)
    • Switching voltage: 1.2V nominal
    • Input frequency: I0/I1 max. 125Hz, I2..I7 max. 50Hz
    • Input resistance: 12 kOhm, ±10%
  • Binary outputs:
    • 2 outputs connected to port B of the Z8536
    • Protected highside outputs (BTS412)
    • Switching current: Imax = -1A
    • Overload protection: Imax = -10A typ.
Peripheral Connections
  • Via front panel on a shielded 25-pin D-Sub receptacle connector
  • Via carrier board (rear I/O)
M-Module Characteristics
Electrical Specifications
  • Isolation voltage:
    • 500V DC from M-Module interface
    • 100V DC from binary I/O
    • 100V DC from motor interface
  • Supply voltage/power consumption: +5V (4.85V..5.25V), 1A typ.
  • MTBF: tbd. (derived from MIL-HDBK-217F)
Mechanical Specifications
  • Dimensions: conforming to M-Module Standard
  • Weight: 108g
Environmental Specifications
  • Temperature range (operation):
    • 0..+60°C
    • Industrial temperature range on request
    • Airflow: min. 10m³/h
  • Temperature range (storage): -40..+85°C
  • Relative humidity range (operation): max. 95% non-condensing
  • Relative humidity range (storage): max. 95% non-condensing
  • Altitude: -300m to + 3,000m
  • Shock: 15g/11ms
  • Bump: 10g/16ms
  • Vibration (sinusoidal): 2g/10..150Hz
PCB manufactured with a flammability rating of 94V-0 by UL recognized manufacturers
Tested according to EN 55022 (radio disturbance), IEC 61000-4-2 (ESD) and IEC 61000-4-4 (burst)
Software Support
  • MEN Driver Interface System (MDIS for Windows, Linux, VxWorks, QNX)
  • For more information on supported operating system versions and drivers see Software.

Ordering Information

Miscellaneous Accessories

M-Module cable, 2 m, with 25-pin D-Sub plug/housing to pig tail


25 mounting screw sets to fix M-Modules on carrier boards (3 different screw types, 50 pieces each)



MDIS5 low-level driver sources (MEN) for M54


MDIS5 System (and Device Driver) Package (MEN) for Linux. This software package includes most standard device drivers available from MEN.


MDIS5 Windows driver (MEN) for M54


MDIS5 low-level driver sources (MEN) for M54


MDIS5 System (and Device Driver) Package (MEN) for VxWorks. This software package includes most standard device drivers available from MEN.


MDIS5 low-level driver sources (MEN) for M54


MDIS4 system (and device driver) package (MEN) for QNX, source code. This software package includes most standard device drivers available from MEN.

Contact Request! Use this form to get the fastest possible reply.
Please make sure to fill out the complete form, so we can provide quick and specific support.
Your request will be sent to our sales team.

Your information will not be shared!

* required fields

Your Request

Your Contact Data

Please type in the letters and/or numbers that you see in the image on the left (case-sensitive).