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Read status = 0x05
Write enabled = 0x06
Write disabled = 0x04
Reset configuration = 0x C7
Soft reset = 0x99
1
1
Argument: optional value (must be set to
0x00)
Table 33: Answers
Offset
Length
Description
0
1
Opcode
1
1
Return value: optional return value (read
status opcode = Status value)
Get serial port settings (function code 0x45, 0x00)
Table 34, Table 35 and Table 36 present the requests and answers of the get serial
port settings.
Table 34: Requests
Offset
Length
Description
0
1
Sub-function code: 0x00
Table 35: Answers header field
Offset
Length
Description
0
1
Sub-function code: 0x00
1
1
Number of serial port
2
1
Current logical serial port number (current logical serial
number connected to the host used for this transaction)