Prosoft-technology 5201-MNET-ASCII User Manual download pdf (Page 55)

MNET ♦ ProLinx Gateway Modbus Protocol Specification

Modbus TCP/IP Interface Module Driver Manual

ProSoft Technology, Inc. Page 55 of 78

September 1, 2010

4 Modbus Protocol Specification

 Read Coil Status (Function Code 01)

In This Chapter

.................................................... 56

 Read Input Status (Function Code 02) .................................................. 57

 Read Holding Registers (Function Code 03) ......................................... 58

 Read Input Registers (Function Code 04) ............................................. 59

 Force Single Coil (Function Code 05) ................................................... 60

 Preset Single Register (Function Code 06) ........................................... 61

 Diagnostics (Function Code 08) ............................................................ 62

 Force Multiple Coils (Function Code 15) ............................................... 66

 Preset Multiple Registers (Function Code 16) ....................................... 67

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Prosoft-technology 5201-MNET-ASCII User Manual Page 55