Honeywell VCR DCP200 Manuel D’Utilisation
DCP200 Profile Controller & Recorder - Product Manual
Page 128
Modbus Parameters
51-52-25-150, Issue 1 – April 2009
Read Profile Memory Status
This command returns the status of the profile memory used. The response to this command
is to return a table of all the profile numbers that are in use. A value of 0x00 indicates that the
profile position is free and value of 0x01 indicates that the position is used by a profile. Using
this command in conjunction with the read profile name command will give a directory of
profile numbers to profile names.
is to return a table of all the profile numbers that are in use. A value of 0x00 indicates that the
profile position is free and value of 0x01 indicates that the position is used by a profile. Using
this command in conjunction with the read profile name command will give a directory of
profile numbers to profile names.
Read Profile Memory Status - Request (to instrument)
Field Name
Data
Comments
(Dec)
(Hex)
Unit Address
A/R
A/R
The ID address of the instrument
Function Code
23
17
Requires the multi read/write function
Read Start Address High Byte
32
20
Read Start Address Low Byte
06
06
Read Quantity Of Registers High Byte
00
00
Read Quantity Of Registers Low Byte
32
20
Write Start Address High Byte
32
20
Write Start Address Low Byte
06
06
Write Quantity Of Registers High Byte
00
00
Write Quantity Of Registers Low Byte
02
02
Byte Count
04
04
Command Code High Byte
80
50
Command Code Low Byte
83
53
Profile Number High Byte
A/R
A/R
Profile Number Low Byte
A/R
A/R
CRC High Byte
A/R
A/R
CRC Low Byte
A/R
A/R
Read Profile Status
The instrument replies to the Read Profile Memory Status request as follows:
Read Profile Memory Status - Response (from instrument)
Field Name
Data
Comments
(Dec)
(Hex)
Unit Address
A/R
A/R
The ID address of the instrument
Function Code
23
17
The multi read/write function
Byte Count
64
40
Profile 1 Position
0 or 1
0 or 1
For each of the 64 possible profile
positions, a value of 0 is returned if the
position is free, or 1 if the position is empty.
positions, a value of 0 is returned if the
position is free, or 1 if the position is empty.
Profile 2 Position
0 or 1
0 or 1
etc…..
Profile 63 Position
0 or 1
0 or 1
Profile 64 Position
0 or 1
0 or 1
CRC High Byte
A/R
A/R
CRC Low Byte
A/R
A/R