Simple Data Protocol: (Ascii Code) - Nexcom VTC 7200-BK User Manual

Vehicle telematics computer
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Appendix F: OBDII Module Setup and Command

Simple Data Protocol: (ASCII CODE)

Data
HEAD
@
Byte 0
,
Byte 1
Speed , (0~255) KM/HR
Byte 2
,
Byte 3
RPM High Byte (RPMHB)
Byte 4
,
Byte 5
RPM Low Byte(RPMLB) , RPM=RPMHB*256+RPMLB
Byte 6
,
Byte 7
Engine Loading, (0~100%)
Byte 8
,
Byte 9
Battery Voltage (BV), = (BV+100)/10 (v)
Byte 10 ,
Byte 11 Engine Temperature( ET), =ET-40°C
Byte 12 ,
Byte 13 Throttle position 0~100 %
Byte 14 ,
Byte 15 Status , Note 2
Byte 16 ,
Byte 17 MAF (0~255), MAF RATE= MAF * 3;
Byte 18 ,
Byte 19 Distance : D1
Byte 20 ,
Byte 21 Distance: D2
Byte 22 ,
Byte 23 FU, Average Fuel Economy (km/L) =Fu /10
Byte 24 ,
Copyright © 2013 NEXCOM International Co., Ltd. All Rights Reserved.
Description
Check sum (odd numbers)= Byte1+ Byte3+Byte5+
Byte 25
Byte7+Byte9+Byte11+ Byte13+ Byte15+Byte17+
Byte19+Byte21+Byte23
Byte 26 Carry return ( 0x0D )
Byte 27 Line feed ( 0x0A)
77
VTC 7200-BK Series User Manual

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