10
Field
Description
Comment
<HEADER>
ASCII character ‘:’
Required
Separator
ASCII character ‘space’
Optional
Address
1-3 bytes address
Optional
6.3
MNEMONIC
The Mnemonic is 4 bytes key identifier, know as the ASCII command.
Example: POWR, SABS, IVGA
<HEADER>
[SEPARATOR]
ADDRESS
[SEPARATOR]
MESSAGE
BODY
1 byte
1 byte
1-3 bytes
1 byte
N bytes
6.1
Overview
The protocol exists in parallel with the already existing 32/33-byte protocol.
The protocol has the following definition:
6.
Message body
The message body structure is as follows:
MNEMONIC
[SEPARATOR]
[MODIFIER]
[SEPARATOR]
VALUES
CR
4 byte
1 byte
1 or 2 bytes
1 byte
N bytes
1 byte
Field
Description
Comment
Mnemonic
4 bytes key identifier,
not case sensitive
Required
Modifer
Single char symbol
Optional
Values
1-3 bytes address
Optional
TERM
Termination char 0x0D (CR)
Required
6
SEND AND RECEIVE ASCII COMMANDS
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