ii • Contents DMC-1500
Example 9 - Interrogation..........................................................................................21
Example 10 - Operation in the Buffer Mode.............................................................21
Example 11 - Motion Programs.................................................................................21
Example 12 - Motion Programs with Loops..............................................................22
Example 13 - Motion Programs with Trippoints.......................................................22
Example 14 - Control Variables................................................................................22
Example 15 - Linear Interpolation.............................................................................23
Example 16 - Circular Interpolation..........................................................................23
Chapter 3 Connecting Hardware
25
Overview..................................................................................................................................25
Using Opto-isolated Inputs......................................................................................................25
Limit Switch Input.....................................................................................................25
Home Switch Input....................................................................................................26
Abort Input................................................................................................................26
Uncommitted Digital Inputs......................................................................................27
Wiring the Optoisolated Inputs................................................................................................27
Using an Isolated Power Supply................................................................................28
Bypassing the Opto-Isolation:...................................................................................29
Changing Optoisolated Inputs From Active Low to Active High.............................30
Amplifier Interface ..................................................................................................................30
TTL Inputs...............................................................................................................................31
Analog Inputs...........................................................................................................................31
TTL Outputs ............................................................................................................................32
Offset Adjustment....................................................................................................................32
Chapter 4 Communication 33
Introduction..............................................................................................................................33
RS232 Ports.............................................................................................................................33
RS232 - Main Port {P1} DATATERM................................................................33
RS232 - Auxiliary Port {P2} DATASET ..............................................................33
*RS422 - Main Port {P1}..........................................................................................33
*RS422 - Auxiliary Port {P2}...................................................................................34
Configuration...........................................................................................................................34
Baud Rate Selection ..................................................................................................34
Daisy-Chaining..........................................................................................................35
Daisy Chain Example:...............................................................................................35
Synchronizing Sample Clocks...................................................................................36
Controller Response to DATA ................................................................................................36
Galil Software Tools and Libraries..........................................................................................36
Chapter 5 Command Basics 37
Introduction..............................................................................................................................37
Command Syntax.....................................................................................................................37
Coordinated Motion with more than 1 axis...............................................................38
Program Syntax.........................................................................................................38
Controller Response to DATA ................................................................................................38
Interrogating the Controller.....................................................................................................39
Interrogation Commands...........................................................................................39
Summary of Interrogation Commands ......................................................................39
Additional Interrogation Methods.............................................................................40
Operands....................................................................................................................40
Command Summary..................................................................................................40