Parker Hannifin P/N88023735/01A Receive/Transmit Flags, Receive Flag Transmit Flag COM Function

Page 8

Receive/Transmit Flags

You can set the flow control flags for RS-422 communications mode for each COM port. Table 2 shows how to set up COM1and COM2.

Receive Flag

 

Transmit Flag

 

COM Function

 

 

 

 

 

CLR (0)

 

CLR (0)

 

Not Used (Default)

 

 

 

 

 

CLR (0)

 

SET (1)

 

Use for RS-422 Operation:

 

 

 

 

Full Duplex

 

 

 

 

Receiver Enabled

 

 

 

 

Transmitter Enabled

 

 

 

 

 

SET (1)

 

CLR (0)

 

Not Used

 

 

 

 

 

SET (1)

 

SET (1)

 

Not Used

 

 

 

 

 

Note: For bit and flag numbers, see “COM1 Stream Flags” and “COM2 Stream Flags” in “Appendix B” of the “ACR Motion Controller User’s Guide, Part 2.”

Table 2 Receive/Transmit Flags and COM Functions

Figure 1 ACRCOMM RS-422 Interface Schematic

4 – ACRCOMM and ACREXPAXIS User’s Guide

Image 8
Contents Page Europe non-German speaking Italy Parker Hannifin Corporation All Rights ReservedNorth America and Asia Table of Tables Important Information for Users Page Acrcomm COM Function Serial CommunicationsMUX Flags Receive/Transmit Flags Receive Flag Transmit Flag COM FunctionAcrcomm Hardware Setup JumpersCommunication Ports Termination Jumpers Signal Jumper Termination No TerminationJumper Description Autobaud Detect Jumper Function Battery Enable Jumpers J5 and J6Autobaud Detect Jumper J7 Communications-P5 Connector Signal PinExpaxis Expaxis Overview CablesExpaxis 9-16 Axis Expansion Board for the ACR1505 Encoder Pull-up Jumper Length of Cable/Type Setting Encoder Inputs-XP1A, XP1B, and XP1CXP1A and XP1B Connector XP1A Pinout XP1B Pinout SignalXP1C Connector XP1C Pinout SignalXP9 Pinout Definition XP9 ConnectorXP1C Y-Cable Pinout Signal Sub No Hardware Wiring XP10 ConnectorF1 Fuse Analog I/O-XP2XP2 Analog I/O connector diagram DXP2 Pinout Definition ModuleEncoder Pull-Up Jumpers Resistor +5 VDC +12 VDC Module Encoder Pull-ups OptionalModule Software Additional Specifications Suggested Stacking of Modules Environment and Cooling Index