3. Modbus TCP/IP Command Set

• 3.1. Modbus TCP/IP
  • 3.1.1. Bit Allocation - Read Holding Registers (Function Code = 0x03)
  • 3.1.2. Bit Allocation - Write Single Register (Function Code = 0x06)
  • 3.1.3. Bit Allocation - Write Multiple Registers (Function Code = 0x10)
• 3.2. Modbus TCP/IP Terminology
• 3.3. I/O Scanning
• 3.4. Device Addressing Mode
• 3.5. Functions
• 3.6. Data Format
  • 3.6.1. Data Order
  • 3.6.2. Floating Point Numbers
• 3.7. Error Handling
• 3.8. Physical Interface
  • 3.8.1. Ethernet Ports
  • 3.8.2. LED Codes
• 3.9. Diagnostic and Simulation Tools
  • 3.9.1. HMS IPconfig
  • 3.9.2. Modbus TCP/IP Web Page
• 3.10. Communication Examples
  • 3.10.1. Example Request Source Setpoint
  • 3.10.2. Example Set Front Panel Lock
  • 3.10.3. Example Write Current Setpoint to 5.00
  • 3.10.4. Example Request Current Setpoint (5.00)
• 3.11. Register List
  • 3.11.1. StatusQuesQ
  • 3.11.2. StatusOperQ
  • 3.11.3. StatusRegQ
  • 3.11.4. Output
  • 3.11.5. MeasCurrQ
  • 3.11.6. MeasVoltQ
  • 3.11.7. MeasPwrQ
  • 3.11.8. MeasTempAllQ
  • 3.11.9. SetpointCurr
  • 3.11.10. SetpointVolt
  • 3.11.11. SetpointPwr
  • 3.11.12. OverTripCurr
  • 3.11.13. OverTripVolt
  • 3.11.14. OverTripPwr
  • 3.11.15. UnderTripVolt
  • 3.11.16. RiseRampCurr
  • 3.11.17. RiseRampVolt
  • 3.11.18. RiseRampPwr
  • 3.11.19. FallRampCurr
  • 3.11.20. FallRampVolt
  • 3.11.21. FallRampPwr
  • 3.11.22. FactoryRestore
  • 3.11.23. Lock
  • 3.11.24. SenseMode
  • 3.11.25. CommProt
  • 3.11.26. SetSource
  • 3.11.27. MagnaLinkMode
  • 3.11.28. MagnaLinkReinit