Cino FA470 User Manual Page 74

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Command Descriptions
2-59
Get RS232
(TS, SE, FM)
Descriptions
Request the desired one or more parameters of the RS232 Interface settings
Available for F, L & A series; SE380, SE390 & SE480 series; FM480 & SM380 series; FA470 &
SM5700 Series
Packet Format
Prefix Opcode Status Length
Parameter(s) LRC Suffix
7Eh
C3h 00h 00h
00h Variable
See Below Variable
7Eh
1 Byte 3 Bytes 1 Byte 2 Bytes
Variable 1 Byte 1 Byte
Parameter(s)
First Parameter
………
Last Parameter
PID Size ………
PID Size
2 Bytes
2 Bytes
………
2 Bytes
2 Bytes
See Next Page
. Host Requirements
If the device successfully received the above command issued by the host, the device will pack all
requested parameters into a Reply RS232” message string then send to the host. Please refer to the
“Reply RS232” command for details. Otherwise, a “Device NAK” will be sent to host to indicate issue a
command error. However, if the host can receive any response from the device within the user preset
time-out duration, please resend the above command.
. Parameter(s) Field
Get RS232 command can request multiple parameters at one time, so it takes compound parameters.
. Length
Total size (bytes) of the Parameter(s) field
. LRC
”Opcode” XOR “Status” XOR “Length” XOR “Parameter(s)”
. Size
Total size (bytes) of the Options field
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