
IEC61131 User and Reference Manual
April 22, 2008
Write Multiple Holding
Registers
Write analog output registers.
DF1 Function Codes
Writes words of data to limited
areas of the database.
Reads words of data from any
area of the database.
Sets or resets individual bits
within limited areas of the
database.
Sets or resets individual bits in
any area of the database.
Writes words of data to any area
of the database.
Enron Modbus Function Codes
Read Enron Boolean registers
Write Enron Boolean register
Write Enron Multiple
Boolean
Write Enron Boolean registers
Read Enron short integer
register
Write Enron Short Integer
Write Enron short integer
register
Write Enron Multiple Short
Integer
Write Enron short integer
registers
Read Enron long integer
register
Write Enron long integer
register
Write Enron Multiple Long
Integer
Write Enron long integer
registers
Read Enron Floating Point
Read Enron floating-point
register
Write Enron Floating Point
Write Enron floating-point
register
Write Enron Multiple
Floating Point
Write Enron floating-point
registers
Notes
Note that only one master function block may be active on each serial communication port
at any one time.
Kommentare zu diesen Handbüchern