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2 Axes Motion Control Chip w. Interpolation Functionality: MCX312 PDF Print E-mail
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2 Axes Motion Control Chip w. Interpolation Functionality: MCX312
Features
Specifications

Specifications

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

Interpolation Functions

2 axes Linear Interpolation

  • Interpolation Range Each axis: -8,388,607 ~ +8,388,607
  • Interpolation Speed: 1 PPS ~ 4 MPPS
  • Interpolation Accuracy: ±0.5 LSB (Within the range of whole interpolation)

2 axes Circular Interpolation

  • Interpolation Range Each axis: -8,388,607 ~ +8,388,607
  • Interpolation Speed: 1 PPS ~ 4 MPPS
  • Interpolation Accuracy: ±1 LSB (Within the range of whole interpolation)

2 axes Bit Pattern Interpolation

  • Interpolation Speed: 1 PPS ~ 4 MPPS (Dependent on CPU data writing time)

Related Functions of Interpolation

  • Multi-chip axes linear interpolation
  • Constant vector speed
  • Continuous interpolation
  • Single step interpolation (Command/external signals)

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 / unlimited
  • Speed Curve: Constant speed, linear acceleration, parabola S-curve acceleration/deceleration drive
  • Index Pulse Drive Deceleration Mode: auto (non-symmetrical linear acceleration is also allowed) / manual
  • 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
Data read and write possible

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

Interrupt (Interpolations Excluded)

  • The factors of occurring interrupt:
    • the drive-pulse outputting
    • 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+
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)
Enable / disable and logical levels selectable

General Input/Output Signal

  • Ino ~ 5: 6 points for each axis (wherein 4 points use with multi-chip interpolation signal pin)
  • OUT0 ~ 7: 8 points for each axis (wherein it uses with drive status output signal pin)
Driving Status Signal Output
  • DRIVE (drive pulse outputting), ASND (speed accelerating), CNST (constant driving), DSND (speed decelerating), CMPP (position >= COMP+), CMPM (position < COMP-), ACASND (acceleration/deceleration speed increase), ACDSND (acceleration/deceleration speed decrease)
Drive status and status registers readable

Limit Signals Input

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

Emergency Stop Signal Input

  • EMG, 1 point in all axes
Sudden stop the drive pulse of all axes when active low 

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° ~ + 85°C (32°F ~185°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 × 17.8 × 3.05 mm

 



 
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Motion Control Chips with special functions to compensate PIEZO Motor behaviour

Products Names:

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