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PDF ( 数据手册 , 数据表 ) DCM250B

零件编号 DCM250B
描述 High Accuracy 3D Digital Compass
制造商 RION
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DCM250B 数据手册, 描述, 功能
DCM250B- High Accuracy 3D Digital Compass(Single Board)
SPECIFICATIONS
Item No.DCM250B
DescriptionHigh Accuracy 3D Digital Compass(Single Board)
VersionVer.07
Production implementation standard reference
● Enterprise quality system standards: ISO9001: 2008 standard (certification number: 128101)
● Tilt sensor production standards: GB / T 191 SJ 20873-2003 inclinometer general specification of Level
● Gyro accelerometer test standard: QJ 2318-92 Gyro accelerometer test methods
● Software development reference standard: GJB 2786A-2009 military software development General
requirements
● Product environmental testing standards: GJB150
● Electromagnetic anti-interference test standards: GB / T 17626







DCM250B pdf, 数据表
DCM250B- High Accuracy 3D Digital Compass(Single Board)
calibration description)
Note: after install the RION’s debugging software, if can not open, please operate by the following steps
( please appear to the administrator status to operate ):
1Copy these three files mscomm.srgmscomm32.ocxmscomm32.dep from the folder to
C:/Windows/system32 path below
2Click “Start” –“run” --regsvr32 mscomm32.ocxYou are prompted to install successful dialog
Product Protocol
一、DATA FRAME FORMAT:((8 bits date1 bit stopNo checkDefault baud rate 9600
Identifier
Date Length
(1byte)
68
(1byte)
IdentifierFixed68H
Address code
(1byte)
Command word
(1byte)
Date domain
Check sum
(1byte)
Data lengthFrom data length to check sumincluding check sumlength
Address codeAccumulating module addressDefault :00
Date domain will be changed according to the content and length of command word
Check sumData lengthAddress codeCommand word and data domain sum,No carry.
二、COMMAND word analysis
Desc. Meaning/Example
Description
0X04 Meanwhile read PitchRollData domain0byte
0X84
Heading
Angle command 68 04 00 04 08
Sensor answer reply
E.g:
No Data domain command
Data domain9byte
AA AB BB CC CD DD EE EF FF
68 13 00 84 00 10 50 10 10 05 01 AA AB BB:3 Characters is Pitch Axis
04 01 22
CC CD DD:3 Characters is Roll Axis
EE EF FF: 3 Characters is Heading
Angle format with same analytic method as PitchRoll
Heading
0X06 Setting declination command
On the left example , the angle is : Pitch:
+010.50°,Roll:-010.05°Heading+104.01°
Data domain2byteSA AB
68 06 00 06 02 08 16
S is symbol 0 positive 1 negative
AA: two digits integerB: two digits decimals
E.g02 08 is +20.8 deg
0X86
Sensor answer reply
E.g: 68 08 00 86 00 8E
0X07
0X87
Read declination command
68 04 00 07 0b
Sensor answer reply
E.g: 68 06 00 87 02 08 97
0X08
Start calibration command
68 04 00 08 0C
Data domain1byte
Data domain in the number means the sensor response
result
00 Setting successfully
FF Setting failure
Data domain0byte
No Data domain command
Data do2byte
Data domain in the number means the sensor response
result
Data domain0byte
No Data domain command














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