User Tools

Site Tools


plc:plc_modbus_api

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revisionBoth sides next revision
plc:plc_modbus_api [2019/07/29 13:11] ivanplc:plc_modbus_api [2019/10/22 09:43] ivan
Line 102: Line 102:
 Modbus Scheduler in myCNC has 4 messages queue. Up to 4 registers can be written immediately from PLC procedure. Modbus manager will send it one-by-one and will be waiting a reply from Modbus device after each message.  Modbus Scheduler in myCNC has 4 messages queue. Up to 4 registers can be written immediately from PLC procedure. Modbus manager will send it one-by-one and will be waiting a reply from Modbus device after each message. 
  
-Modbus manager will repeat the message to device up to 4 times in case no reply in 250ms. +Modbus manager will repeat the message to device up to 4 times in case no reply is received within 250ms. 
  
 <code>Important! <code>Important!
-If Modbus device is controlled directly from the PLC procedure, "RS485/Modbus communication" +If the Modbus device is controlled directly from the PLC procedure, "RS485/Modbus communication" 
 checkbox should be UNCHECKED in Settings > Config > Technology > Mill/Lathe > Spindle  checkbox should be UNCHECKED in Settings > Config > Technology > Mill/Lathe > Spindle 
 configuration dialog </code> configuration dialog </code>
plc/plc_modbus_api.txt · Last modified: 2020/07/03 11:27 by ivan

Donate Powered by PHP Valid HTML5 Valid CSS Driven by DokuWiki