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STX (02h): Start of Message
'C'-'1'-'0'-'B' (43h, 31h, 30, 42h): Asset read reply command
Data(0) – Data(N): Retuned Asset data.
ETX (03h): End of Message
Check code
BCC: Block Check Code
Refer to the section 4.5 “Check code” for a BCC calculation.
Delimiter
CR (0Dh): End of packet
8.2 Asset Data write
This command is used in order to write Asset Data.
1) The controller requests the monitor to write Asset data.
Header Message
Check
code
Delimiter
SOH-'0'-'A'-'0'-'A'-N-N STX-'C'-'0'-'0'-'E'-'0'-'0'-
Data(0)-Data(1)---Data(N)-ETX
BCC CR
Header
SOH (01h): Start Of Header
'0' (30h): Reserved
'A' (41h): Monitor ID
If the command should be sent to certain monitor only, the either of character ‘A’(41h) to ‘Z’(5Ah)
which is corresponding to monitor ID from No1 to No.26 should be set to this portion. If it is
a broad cast command(only “set command” is available), then the ’*’(2Ah)should be applied.
'0' (30h): Message sender is the controller
'A' (41h): Message type is "Command"
N-N: Message length.
Note.) The maximum data length that can be written to the monitor at a time is 32bytes.
Ex.) The byte data 20h is encoded as ASCII characters '2' and '0' (32h and 30h).
Message
STX (02h): Start of Message
'C'-'0'-'0'-'E' (43h, 30h, 30, 45h): Asset Data writes command
'0'-'0': Offset address from top of Asset data.
00h : Write data from top of the Asset data area.
Data0 - DataN: Asset data. The data must be ASCII characters strings.
ETX (03h): End of Message
Check code
BCC: Block Check Code
Refer to the section 4.5 “Check code” for a BCC calculation.
Delimiter
CR (0Dh): End of packet
2) The monitor replies a data for confirmation.(If command is sent as
“
Broadcast
”
then no reply
should be sent back.).
Header Message
Check
code
Delimiter
SOH-'0'-'0'-'A'-'B'-N-N STX-'0'-'0'-'C'-'0'-'0'-'E'-'0'-'0'-
Data(0)-Data(1)---Data(N)-ETX
BCC CR
Header
SOH (01h): Start Of Header
'0' (30h): Reserved
'0' (30h): Message receiver is the controller
'A' (41h): Monitor ID
This portion should depend on the monitor ID of Monitor.( ’A’(41h)-‘Z’(5Ah)).
'B' (42h): Message type is "Command reply"
N-N: Message length.
