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

M57 - Mezzanine Card with Profibus DP Master Interface


The M57 is an M-Module with a class 1/2 Profibus DP master based on the ASPC 2 controller. It is designed for industrial automation, medical computers, in-vehicle computers, and embedded computers in transportation.

Download data sheet

  • M57 Product ImageM57 Profibus DP Master Interface
  • M57 Product Image

Main Features

  • Class 1/2 Profibus DP master (DIN19245)
  • Isolated RS485, RS232 (debug) interface
  • Local 32-bit CPU
  • Up to 127 active or passive stations
  • 12 Mbit/s data transfer rate
  • 1 MB DRAM
  • Complete Softing Profibus software on board
  • Compatible with PROFIBUS DP Configurator
M57 Product Image

Technical Data

MC68331/16MHz CPU
  • CPU32 performance
  • Complete Profibus DP software on one M-Module
  • Local interrupt controller
  • Hardware watchdog
ASPC 2 Profibus Controller
  • Up to 12Mbaud data rate
  • 16-bit DMA interface (local)
  • Complete bus access protocol
  • Up to 127 active or passive stations
  • 1MB shared memory for communication and program
  • Fast M-Module interface with autoincrement address mode
  • Status LEDs
  • Isolated Profibus interface
Peripheral Connections
Via front panel on a shielded 9-pin D-Sub receptacle connector
M-Module Characteristics
A08, A24, D16, INTA, IDENT
Electrical Specifications
  • Isolation voltage: 500V DC
  • Supply voltage/power consumption: +5V (4.85V..5.25V), 800mA typ.
  • MTBF: 45,000h @ 50°C (derived from MIL-HDBK-217F)
Mechanical Specifications
  • Dimensions: conforming to M-Module Standard
  • Weight: 92g
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
  • Softing protocol portation (ISO/OSI protocol layer 2/DP)
  • MEN Driver Interface System (MDIS for Windows, Linux, VxWorks, QNX)

Ordering Information

Standard M57 Models

Profibus DP interface, 0..+60°C

Miscellaneous Accessories

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 M57 and P6


MDIS5 Windows driver (MEN) for M57 and P6


MDIS5 low-level driver sources (MEN) for M57 and P6


MDIS5 low-level driver sources (MEN) for M57 and P6


For use of the MDIS4 driver you also need the Softing PROFIBUS DP Configurator tool. You will find more information on this tool and a demo version at www.softing.de.


Data Sheets
Errata & Technical Information
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).