1
Data frame format:
Identifier
(1 byte)
Frame Length
(1 byte)
Address Code
(4 byte)
Command
（1 byte)
Data
(n byte)
Checksum
(1 byte)
0x77
Data format: 16
Identifier: Fixed to 77
Frame Length: Length from Frame Length to Checksum (included)
Address Code: Address of acquiring module, default 0X00000001
Data: Content and length variable according to Command.
Checksum: Sum of Frame Length, Address Code, Command, and Data .No entry is considered.
2
Detailed command:
2.1
Read angle of X axis
Command：
77 07 00 00 00 01 01 09
Identifier
(1 byte)
Frame Length
(1 byte)
Address Code
(4 byte)
Command
（1 byte)
Data
(0 byte)
Checksum
(1 byte)
0x77
0x07
0x01
Response Command:
Identifier
(1 byte)
Frame Length
(1 byte)
Address Code
(4 byte)
Command
（1 byte)
Data
(4 byte)
Checksum
(1 byte)
0x77
0x0B
0x81
0xSXXXYYYY
Note: The data field is 4 bytes which return the angle value, for the compressed BCD code, S is the symbol bit (0
positive, 1 negative) XXX is a three-digit integer value, YYYY is a small value. Other axis data is the same. For
example, 10268010 represents -26.801
0
degrees.
2.2
Read angle of Y axis
Command：
77 07 00 00 00 01 02 0A
Identifier
(1 byte)
Frame Length
(1 byte)
Address Code
(4 byte)
Command
（1 byte)
Data
(0 byte)
Checksum
(1 byte)
0x77
0x07
0x02
Response Command:
Identifier
(1 byte)
Frame Length
(1 byte)
Address Code
(4 byte)
Command
（1 byte)
Data
(4 byte)
Checksum
(1 byte)
0x77
0x0B
0x82
0xSXXXYYYY
2.3
Read all data
Command：
77 07 00 00 00 01 04 0C
Identifier
(1 byte)
Frame Length
(1 byte)
Address Code
(4 byte)
Command
（1 byte)
Data
(0 byte)
Checksum
(1 byte)
0x77
0x07
0x04
Response Command:
Identifier
(1 byte)
Frame Length
(1 byte)
Address Code
(4 byte)
Command
（1 byte)
Data
(12 byte)
Checksum
(1 byte)
0x77
0x13
0x84
WF-WM410
WiFi Wireless High
Speed
High
Precision
Inclinometer
Hexadecimal commands sent over the network
Bewis Sensing Technology LLC
www.bwsensing.com
Tel:
+86 18906177922
