Command - Panasonic kw9m User Manual

6.3.4 Command

Eco-POWER METER has 5 kinds of commands.
Command name
Read data area
Write data to data area
Resister or Reset data monitored
Monitoring start
Read status
◆[RD]: Read data area (Reads the contents of data area.)
◇Command
Destination
R
％ ＃
1 0
×10 ×10
◇Normal response (Read successful)
Source
$ R
％
1 0
×10 ×10
◇Error response
Error code
Source
％ ！
1 0
×10 ×10 ×16
◆[WD]: Write data area (Writes date to a data area.)
◇Command
Destination
W
％ ＃
1 0
×10 ×10
◇Normal response (Write successful)
Source
W
％ ＄
1 0
×10 ×10
Code
RD Reads the contents of data area.
WD Writes data to a data area.
MD Resisters the data to be monitored.
MG Monitors a registered data.
RT Reads the specifications of Eco-POWER METER and error code
if an error occurs.
Starting word No.
D D
5 characters
4 3
×10 ×10 ×10
First register contents
D
4 characters
1 0 3
×16 ×16 ×16 ×16
(lower word) (higher word)
Bcc
CR (Common to each command)
1 0 1 0
×16 ×16 ×16
Starting word No.
D D
5 characters
4 3
×10 ×10 ×10
Bcc
D CR
1 0
×16 ×16
Explanation
Ending word No.
5 characters
2 1 0 4 3
×10 ×10 ×10 ×10 ×10
Last register contents
4 characters
2 1 0
×16 ×16 ×16
(lower word) (higher word)
Ending word No.
5 characters
2 1 0 4 3
×10 ×10 ×10 ×10 ×10
⇒
46
KW9M Eco-POWER METER
Bcc
CR
2 1 0 1 0
×10 ×10 ×16 ×16
Bcc
CR
3 2 1 0
×16 ×16 ×16
First writing data
4 characters
2 1 0 1 0
×10 ×10 ×16 ×16 ×16
(lower word) (higher word)
Last writing data
4 characters
1 0 3 2
×16 ×16 ×16 ×16 ×16
(lower word) (higher word)
⇒
3 2
×16
Bcc
CR
1 0
×16