Command Format; Gkc Interface Data Format; Gkc Command; Response Message - Ebyte E108-GN Series User Manual

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7 Command format

7.1 GKC interface data format

The Goke Command (GKC) interface is the interface for interaction between the user and GK9501. Its command format is as follows:
$PGKC Command

7.2 GKC command

Name
Indicates the command number sent
Command
Indicates the parameters required to
send the command, the parameters can
Arguments
be multiple, and different commands
correspond to different data
*
Checksum data for the entire command
CheckSum
CR，LF

7.2. Response message

Command: 001
reply message
Response to the message processing result sent by the other party
Arguments:
Arg1: the command of the message to which this message responds
Arg2:
"1", the received message is not supported
"2", valid message, but incorrect execution
"3", valid message, and executed correctly
Example:
Send a single GPS command: $PGKC115,1,0,0,0*2B<CR><LF>
Reply message: $PGKC001,115,3,1,0,0,0,0,1*28<CR><LF>

7.2.2 System reboot

Command: 030
System reboot command
Arguments:
Arg1:
"1", warm start
"2", warm start
"3", cold start
"4", full cold start
Arg2:
"1", software restart
"2", hardware restart
"3", clear nvram, keep flash reboot
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Arguments
Description
end of data sign
end of package sign
* CheckSum
Remarks
The reference value refers to the next GKC instruction
The reference value refers to the next GKC instruction
CheckSum value is in the whole command from PGKC
*The previous argument XOR value, such as
"$PGKC030,3,1", its check value is the XOR value of
"PGKC030,3,1", its XOR value is 2E
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