Murata Electronics North America XDM2140 사용자 설명서
9.2.5 Commands 0x87 and 0x88 - Set Parameter Request/Response
The Set Parameter command allows the setting of a number of configuration parameters in the
XDM2140. When the Set Parameter Request command is sent, the response to the request is sent
within the diag_ack_timeout . The command structure for individual Parameter Types and can be found
in Section 9.3. The length of payload (n) is dependant on the Parameter type.
XDM2140. When the Set Parameter Request command is sent, the response to the request is sent
within the diag_ack_timeout . The command structure for individual Parameter Types and can be found
in Section 9.3. The length of payload (n) is dependant on the Parameter type.
Command 0x87 Format Details
Message Byte
Description
Data Type
Value
1
Command type
unsigned char
0x87
2
Parameter type
unsigned char
Parameter type (see Section 9.3)
3
Data
First byte of data
...3+n
Data
Up to n-1 additional bytes of data
Table 22
Response 0x88 Format Details
Message Byte
Description
Data Type
Value
1
Command type
unsigned char
0x88
2
Parameter type
unsigned char
Parameter type (see Section 9.3)
3
Error code
unsigned char
Error code
4
Data length
unsigned char
0x00
Table 23
9.2.6 Commands 0x89 and 0x8A - Get Parameter Request/Response
The Get Parameter command allows a number of configuration parameters in the XDM2140 to be read
by the serial port. When a Get Parameter Request command is sent, the response to the request is sent
within the diag_ack_timeout. The command structure for individual parameter types can be found in
Section 9.3. The length of payload (n) depends on the parameter type. If the error code is not equal to
zero, no data is returned in the response. Error codes are described in Table 38.
by the serial port. When a Get Parameter Request command is sent, the response to the request is sent
within the diag_ack_timeout. The command structure for individual parameter types can be found in
Section 9.3. The length of payload (n) depends on the parameter type. If the error code is not equal to
zero, no data is returned in the response. Error codes are described in Table 38.
Command 0x89 Format Details
Message Byte
Description
Data Type
Value
1
Command type
unsigned char
0x89
2
Parameter type
unsigned char
Parameter type (see Section 9.3)
3
Data
First byte of data
...3+n
Data
Up to n-1 additional bytes of data
Table 24
Response 0x8A Format Details
Message Byte
Description
Data Type
Value
1
Command type
unsigned char
0x8A
2
Parameter type
unsigned char
Parameter type (see Section 9.3)
3
Error code
unsigned char
Error code (see Table 38)
4
Data length
unsigned char
n
5
Data
First byte of data
...5+n
Data
Up to n-1 additional bytes of data
Table 25