4 Axes Low-Cost Motion Control Chip: MCX304 PDF Print E-mail
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4 Axes Low-Cost Motion Control Chip: MCX304
Features
Specifications

Specifications

  • 4 Axes of control
  • Data Bus 16/8 bits selectable

Common Specifications of Each Axis

  • Drive Pulses Output (When CLK = 16 MHz)
  • Pulse Output Speed Range: 1 PPS ~ 4 MPPS
  • Pulse Output Accuracy within: ±0.1% (according to the setting speed)
  • S-curve Jerk: 954 ~ 62.5 x 106 PPS/S² (Multiple = 1)
                        477 x 10³ ~ 31.25 x 109 PPS/S² (Multiple =500)
  • Accelerating / Decelerating Speed: 125 ~ 1 x 106 PPS/S (Multiple = 1)
                                                       62.5 × 10³ ~ 500 x 106 PPS/S (Multiple = 500)
  • Initial Speed: 1 ~ 8,000 PPS (Multiple = 1)
                         500 PPS ~ 4×106 PPS (Multiple = 500)
  • Drive Speed: 1 ~ 8,000 PPS (Multiple = 1)
                        500 PPS ~ 4×106 PPS (Multiple = 500)
  • Output-pulse Number: 0 ~ 268,435,455 (fixed drive)
  • Output-pulse numbers and drive speeds changeable during the driving
  • Independent 2-pulse system or 1-pulse 1-direction system selectable
  • Logical levels of drive pulse selectable, output pin switchable

Encoder Input

  • A/B quadrature pulse style or Up/Down pulse style selectable
  • Pulse of 1, 2 and 4 divisions selectable (A/B quadrature pulse style)

Position Counter

  • Logic Position Counter (for output pulse t) range: -2,147,483,648 ~ +2,147,483,647
  • Real Position Counter (for feedback pulse) range: -2,147,483,648 ~ +2,147,483,647

Comparison Register

  • COMP + Register Position comparison range: -2,147,483,648 ~ +2,147,483,647
  • COMP - Register Position comparison range: -2,147,483,648 ~ +2,147,483,647
  • Status and signal outputs for the comparisons of position counters
  • Software limit functioned

Automatic home search

  • Automatic execution of
    • Step 1 (high-speed near home search)
    • Step 2 (low-speed home search)
    • Step 3 (low-speed encoder Z-phase search)
    • Step 4 (high-speed offset drive). Enable/Disable of each step and search direction selectable
    • Deviation counter clear output : Clear pulse width within the range of 10µ ~ 20msec and logical level selectable

Interrupt (Interpolations Excluded)

  • The factors of occurring interrupt:
    • the start / finish of a constant-speed drive during the acceleration / deceleration driving
    • the end of the driving
    • the volume of position counter >= the volume of COMP-
    • the volume of position counter < the volume of COMP-
    • the volume of position counter >= the volume of COMP+
    • the volume of position counter < the volume of COMP+
    • terminating of automatic home search, synchronous action
Enable / disable for these factors selectable

External Signal for Driving

  • EXPP and EXPM signals for fixed pulse / continuous drive
  • Driving in manual pulsar mode (encoder input)
External Deceleration / Sudden Stop Signal
 
  • IN0 ~ 2: 3 points for each axis

Enable / disable and logical levels selectable

Servo Motor Input Signal

  • ALARM (Alarm), INPOS (In Position Check), DCC (Deviation counter clear output)
Enable / disable and logical levels selectable

General Input/Output Signal

  • Input signal: 7 points for each axis (any input signal can only be used when the function is not used assigned to that input)
  • Output signal: 4 points for each axis (any output signal shares the other function output pins, and can only be used when the function assigned to that pin is unused.)

Limit Signals Input

  • 1 point, for each + and - side 
Logical levels and decelerating / sudden stop selectable

Emergency Stop Signal Input

  • EMG, 1 point for 4 axes

Contents of integral type filters

  • Equipped with integral filters in the input column of each input signal. One time constant can be selected from eight types.

Electrical Characters

  • Temperature Range for Driving: 0° ~ +83°C (32°F ~ 181°F)
  • Power Voltage for Driving: +5V ± 5 %
  • Input / Output Signal Level: CMOS, TTL connectable
  • Input Clock Pulse: 16 MHz (Standard)

Package

  • 100-pin plastic QFP, pitch = 0.65mm
  • Dimension : 23.8 × 217.8 x 3.05 mm

 



 
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Newsflash

Motion Control Cards with Special PIEZO (Ceramic) Motor Functions

Motion Control Chips with special functions to compensate PIEZO Motor behaviour

Products Names:

  • POSYS® 1800-PIEZO Series 
  • POSYS® 1900-PIEZO Series

Description:

The POSYS® 1800-PIEZO and POSYS® 1900-PIEZO are motion control cards (PC-104, PCI-bus) for servo and stepper motors and provide one to four axes of motion. The functionality of these series has been significantly improved by using a special motion control chip with enhanced PIEZO (Ceramic) control functions. It is now possible to compensate the special behaviour of PIEZO (Ceramic) motors like for example stiction.

Read more...
 

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