YOKOGAWA UTAdvanced Series, User Manual

Page: 89 / 866

4-12
IM 05P07A01-01EN

68 Specify monitor

Function
The register No. specified at random can be specified for monitoring.
• The maximum number of registers that can be specified for monitoring is 100.
• For details on the response format at an error, see “4.4.4 Response Error Codes.”

Request (during normal operation)
Element MBAP Header PDU
Number of bytes 2 2 2 1 1 2 1
Command
element
Transfer ID Protocol ID Number of
bytes
Unit ID Function code Number of
registers
Byte count
(Hex) Optional value 0000 2n+5 01 44 n 2n
Continuation of request
PDU
2 2
Specified
register No.1
• • • Specified
register No.n

Response (during normal operation)
Element MBAP Header PDU
Number of bytes 2 2 2 1 1 1
Command
element
Transfer ID Protocol ID Number of
bytes
Unit ID Function code Byte count
(Hex) Optional value 0000 0003 01 44 2n

69 Monitoring

Function
The content of the register specified for monitoring by function code “68” is read.
• For details on the response format at an error, see “4.4.4 Response Error Codes.”

Request (during normal operation)
Element MBAP Header PDU
Number of bytes 2 2 2 1 1
Command
element
Transfer ID Protocol ID Number of
bytes
Unit ID Function
code
(Hex) Optional value 0000 0002 01 45

Response (during normal operation)
Element MBAP Header PDU
Number of bytes 2 2 2 1 1 1 2 2
Command
element
Transfer ID Protocol ID Number of
bytes
Unit ID Function
code
Byte count Register
content 1
• • • Register
content n
(Hex) Optional value 0000 2n+3 01 45 2n (Note 1)
Note 1: The byte count specified by function code “68” is returned.
4.4 Communication with Host Computer