Precautions On Mewtocol-Com In Inverter; About Message Format - Panasonic VF100 Instruction Manual

12-3. Precautions on MEWTOCOL-COM in inverter

The inverter conforms to MEWTOCOL-COM, however, note that there are some differences as below.
(1) It does not support multiple frames, but only support single frame.
(2) The usable commands are the following 11 types:
RCS, RCP, WCS, WCP, RCC, WCC, RD, WD, MC, MD, MG
(3) The data code when using WD and RD commands is "D" (data register)
(4) The constant code when using WCS, WCP, RCS and RCP commands is "R" (internal relay)
(5) A maximum of 40 contacts can be registered for the MC command.
(6) Header supports "%" only.
(7) There is no distinction between data and setting areas in the internal memory of the inverter.
It can be treated as word data (16 bits) and contact data (1 bit) for the same address (region).

12-3.1 About message format

[Basic format (single frame)]
Command
message
Response
message (normal)
Response
message (abnormal)
Horizontal parity range
Transmission
%
destination
#
(H) (L)
Transmission
%
source
¡ç
(H) (L)
Transmission
%
source
£¡
(H) (L)
Text
Command
Text data
code
Text
Response
Text data
code
Text
BCC
Error code
(H) (L) (H)
BCC
cr
(H) (L)
BCC
cr
(H) (L)
cr
(L)
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