© 2022 ANTZER TECH CO., LTD.
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// Set the vehicle communication protocol type
AT+OBD2,< Vehicle Protocol Type>
< Vehicle Protocol Type>:
0 : Auto Search Protocol (Only OBD-II)
1 : ISO 15765 CAN 11 bit 500K
2 : ISO 15765 CAN 29 bit 500K
3 : ISO 15765 CAN 11 bit 250K
4 : ISO 15765 CAN 29 bit 250K
10 : SAE1939 29 bit 250K
11 : SAE1939 29 bit 500K
99 : Disable(Default)
// Custom Info Table:
Field
Descriptions
Data Size
Unit (value range)
+MB
Main Power Voltage (Car Battery)
uint16_t
0.1 volt
+BV
Backup battery voltage
uint16_t
0.1 volt
+BO1
Malfunction Indicator Lamp Status
uint8_t
0: OFF, 1: ON
+BO2
Engine Load
uint8_t
% ( 0 ~ 100 )
+BO3
Intake Manifold Absolute Pressure
uint8_t
kPa ( 0 ~ 255 )
+BO4
Vehicle Speed
uint8_t
km/h ( 0 ~ 255 )
+BO5
Throttle Position
uint8_t
% ( 0 ~ 100 )
+BO6
Fuel Tank Level Input
uint8_t
% ( 0 ~ 100 )
+BO7
Absolute Barometric Pressure
uint8_t
kPa ( 0 ~ 255 )
+BO8
Relative Throttle Position
uint8_t
% ( 0 ~ 100 )
+BO9
Relative Accelerator Pedal Position
uint8_t
% ( 0 ~ 100 )
+BH1
Fuel Pressure
uint16_t
kPa ( 0 ~ 765 )
+BH2
Engine RPM
uint16_t
rpm ( 0 ~ 16383 )
+BH3
Mass Air Flow Rate
uint16_t
0.01 grams/sec
( 0 ~ 65535 )
+BH4
Run Time Since Engine Start
uint16_t
Seconds
( 0 ~ 65535 )
+BH5
Control Module Voltage
uint16_t
0.001 volt
( 0 ~ 65535 )
+BH6
Absolute Load Value
uint16_t
% ( 0 ~ 25700)
+BH7
Engine Fuel Rate
uint16_t
L/h ( 0 ~ 3212)