JT808

Parameter value

Event

Alarm flag (Bits1-32):

Bit1: 1: Emergency alarm, trigger after triggering alarm switch

Bit2: 1: Over speed alarm

Bit3: 1: Driving alarm malfunction

Bit4: 1: Risk warning

Bit5: 1: GNSS module malfunction

Bit6: 1: GNSS antenna was notconnected or cut

Bit7: 1: GNSS antenna short circuited

Bit8: 1: The terminal main power undervoltage

Bit9: 1: The terminal main power is turned off

Bit10: 1: Terminal LCD or displaymalfunction

Bit11: 1: TTS module malfunction

Bit12: 1: Camera malfunction

Bit13: 1: Road transportcertificate IC card module malfunction

Bit14: 1: Over speed warning

Bit15: 1: Fatigue driving warning

Bit16-Bit18: Reserve

Bit19: 1: The accumulated overspeed driving time of the day

Bit20: 1: Timeout parking

Bit21: 1: Enter and exit the area

Bit22: 1: Enter and exit the route

Bit23: 1: The driving time of theroute is not enough/too long

Bit24: 1: Off track alarm

Bit25: 1: Vehicle VSS malfunction

Bit26: 1: Abnormal fuel capacityof vehicle

Bit27: 1: The vehicle is stolen(through vehicle burglar alarm)

Bit28: 1: Illegal ignition of vehicle

Bit29: 1: Illegal displacement ofvehicle

Bit30: 1: Collision warning

Bit31: 1: Rollover warning

Bit32: 1: Illegal open doorsalarm (when the terminal not set up, it’s not judged illegal open doors)

Status (Bits 1-32):

Bit1: 0: ACC off; 1: ACC on

Bit2: 0: Not positioning; 1: Positioning

Bit3: 0: North latitude; 1: South latitude

Bit4: 0: East longitude; 1: West longitude

Bit5: 0: Running status; 1: Stop running status

Bit6: 0: Latitude and longitude are not encrypted by secret plug-ins; 1:

Latitude and longitude are encrypted by secret plug-ins

Bit7-Bit8: Reserve

Bit9-Bit10: 00: Empty load; 01: Half load; 02: Reserve; 3: Full load

(It can be used for empty/heavy passenger car and empty/full load

status of the truck, manual input or sensor acquisition)

Bit11: 0: Vehicle oil line is normal; 1: Vehicle oil line disconnect

Bit12: 0: Vehicle circuit is normal; 1: Vehicle circuit disconnect

Bit13: 0: Vehicle door unlocked; 1: Vehicle door locked

Bit14: 0: Door 1 close; 1: Door 1 open (front door)

Bit15: 0: Door 2 close; 1: Door 2 open (middle door)

Bit16: 0: Door 3 close; 1: Door 3 open (back door)

Bit17: 0: Door 4 close; 1: Door 4 open (door of driver’s seat)

Bit18: 0: Door 5 close; 1: Door 5 open (user-defined)

Bit19: 0: No GPS positioning; 1: GPS positioning

Bit20: 0: No Beidou positioning; 1: Beidou positioning

Bit21: 0: No GLONASS positioning; 1: GLONASS positioning

Bit22: 0: No Galileo positioning; 1: Galileo positioning

Bit23-32: Reserve

Odometer

Fuel volume

Speed driving rec

Alarm event ID

Overspeed alarm

Position type

Section ID

Route alarm

Direction

Driving time alarm

Driving time

Driving results

Video related alarm

Video signal loss alarm status (Bits 1-32),

bit1-bit32 respectively indicate the 1~32 logical channels, and the corresponding bit is 1 means the video channel is lost.

The video signal blocks the alarm state (Bits 1-32)

bit1-bit32 respectively indicate the 1~32 logical channels, and the corresponding bit is 1 indicates that the video channel is blocked by the video channel.

Memory fault alarm status (Bits 1-16),

bit1-bit12 respectively indicate the 1~12 main memory,

bit13-bit16 respectively indicate the 1~4 disaster recovery storage devices,

and the corresponding bit is 1 means the memory is faulty.

Abnormal driving alarm (Bits 1-16)

Bit1：fatigue;

Bit2：call;

Bit3：smoking;

Veh. signal status

User mesage

Vehicle status, the same as state_flag

Additional information ID

1. 0x64 - driving assist warning information
2. 0x65 - driver behavior monitoring function warning information
3. 0x70 - violent driving warning information
4. 0x14 - Video-related alarm
5. 0x15 - Video signal loss alarm
6. 0x16 - Video signal blockage alarm
7. 0x17 - Memory fault alarm
8. 0x18 -Driving behavior alarm

Alarm time threshold

Warning threshold 1

When alm_type is 0x01~0x03, this bit is warning gravity acceleration threshold in 1/100g; when alm_type is 0x04~0x07, this bit is warning speed threshold in km/h.

Warning threshold 2

This bit is reserved when alm_type is 0x01~0x03; when alm_type is 0x04~0x07, this bit is warning engine speed threshold in RPM.

Workstate,

0x01: normal work

0x02: standby mode

0x03: Upgrade maintenance

0x04: Device is abnormal

0x10: Disconnect

Alarm status, bits(1-32)

Bitwise setting: 0 means no, 1 means yes

bit1: cameraabnormal

bit2: Main memory exception

bit3: Auxiliary memory exception

bit4: Infrared fill light is abnormal

bit5: abnormal speaker

bit6: Abnormal battery

bit7~bit10:reserved

bit11: Communication module error

bit12: The positioning module is abnormal

bit13~bit32:reserved

Warning level:

• 0x01: Level 1 warning
• 0x02: Level 2 warning

According to the warning sequence, starting from 0 and accumulates circularly, without distinguishing warning types.

Sign status.

• 0x00: Not available
• 0x01: Start sign
• 0x02: End sign

This field is only applicable to warnings or events with start and end sign types.

Leading vehicle speed. Range: 0~250, valid only when warning types are 0x01 and 0x02, and fill in 0x00 when not available.

Leading car/pedestrian distance

Deviation type:

1. 0x01: Left deviation
2. 0x02: Right deviation
3. Only valid when warning type is 0x02, fill in 0x00 when unavailable.

Road sign type

• 0x01: Speed limit sign
• 0x02: Height limit sign
• 0x03: Weight limit sign
• Only valid when warning types are 0x06 and 0x10; fill in 0x00 when not available.

Road sign data. Data identified on road signs, fill in 0x00 when unavailable.

tkstar_base_st_area_code - Area code
tkstar_base_st_contry_code - Country code
tkstar_base_st_oper_num - Operator number
tkstar_base_st_towe_num - Tower number
tkstar_bat_charge - Battery charge percentage
tkstar_displacement_alarm - Extended alarm status
tkstar_iccid - SIM card ICCID number
tkstar_motion_status - (00)Still to motion; (01)Move to rest;
tkstar_pos_status - (00) Not positioned; (10) WiFi positioning; (01) GPS
positioning;
tkstar_term_built_in_volt - the internal voltage value
tkstar_vibration_alarm

SIM Card ICCID Number

State [31~0]

bit 0: 1 Battery switch - off ; 0Battery switch - on ( battery )
bit 1: 1 Terminal is in normal state; 0 Terminal sleep state (sleep)
bit 2: 1 Normal; 0 Driving without credit card
bit 3: 1 Normal; 0 Speeding during the time period
bit 4: 1 Normal; 0 Collision Alarm
bit 5: 1 The evaluator is connected normally, 0 Evaluator access abnormality
bit 6: 1 Top cover closed; 0 Top cover not closed
bit 7: 1 Carriage not raised; 0 car Carriage lifting
bit 8: 1 Normal ; 0 Rapid acceleration alarm Note : The sign remains until the alarm condition is lifted.
bit 9: 1 Normal ; 0 Sudden deceleration alarm Note : The sign remains until the alarm condition is removed
bit 10: 1 Acceleration sensor is normal ; 0 Acceleration sensor abnormality
bit 11: 1 Normal ; 0 Illegal displacement alarm
bit 12: 1 Normal; 0 Illegal removal
bit 13: 1 : Normal 0: High temperature alarm
bit 14: 1 : Normal 0: Low temperature alarm
bit 15: 1 : Normal 0: Vibration alarm
bit 16: 1 : Normal 0: Cut alarm ( ultrasonic oil sensor)
bit 17: 1 : Normal 0: Power failure alarm ( relieved after receiving response)
bit 18: 1 : Normal 0: Idle alarm ( relieved after receiving response)
bit 19: 1 led Advertising screen access is normal , 0 led The advertising screen is faulty or not connected
bit 20: 1 The meter is connected normally, 0The meter is faulty or not connected
bit 21: 1The multi-function screen is connected normally , 0The multi-function screen is faulty or not connected
bit 22: 1 normal , 0Lack of material alarm
bit 23 : 1 Normal, 0 Abnormal VisionFrequency connection status
bit 24: 1 ACC normal , 0 ACC Disconnection alarm
bit 25: 1 : Normal 0: Sharp turn Call the police
bit 26: 1 : Normal0 : ACC Alarm prompt from off to o
bit 27: 1 : Main power switch is normal 0: Main power switch is abnormal
bit 28: 1 : Burner switch is normal 0: Burner switch is abnormal
bit 29:1 : Vibration alarm switch off 0: Vibration alarm switch on
bit 30 : 1 : Normal 0 : Detected a fake base station

State [0~31] The default is 0xFFFFFFFF

Bit 0: 1 : Software Off - Off 0 : Soft Switch - On
Bit 1: 1 : Waybill mode - Off 0 : Waybill mode - On
Bit 2: 1 : Not charging 0 ：Charging

Bit 3/ Bit 4 Positioning status
Bit 3 = 0 Bit 4=0 Not positioned ( indicates GPS and WIFI Not positioned )
Bit 3 = 1 Bit 4=0 GPS Position
Bit 3 = 0 Bit 4=1 WIFI position

Bit 5: 1 : Not unloaded 0 : Unloaded
Bit 6: 1 : Normal 0 :Vibration alarm
Bit 7: 1 : Normal 0 : Collision alarm
Bit 8: 1 : Disarm 0 :Arm
Bit 9: 1 : Still 0 :Moving

Bit 10/ Bit 11 Operating mode
Bit 10= 1 Bit 11= 1 Normal working mode Bit 10=0 Bit 1 1= 1 Deep power saving model
Bit 10= 1 Bit 11=0 Intelligent power saving mode

Bit 12: 1 : Not forced open GPS 0: Force on GPS (Forced GPS Indicates that it can be found The wifi signal must also be turned on GPS Power, power off or set to shut down and force open GPS
Bit 13: 1 : Wired mode 0 :Wireless mode
Bit 14: 0 : See the light 1 : No light seen
Bit 15: 1 :G- Sensor Mode 0 : Non G- Sensor model
Bit 16 : 1 : Infrared normal 0 : Infrared abnormal
Bit 17: 1 : Normal pressure 0: High pressure alarm
Bit 18: 1 : Recorder normal 0: Recorder abnormal GH 01

Bit 19/ Bit 20 Positioning mode
Bit 19=0 Bit 20= 1 means single Beidou positioning
Bit 19= 1 Bit 20=0 means single GPS position
Bit 19=0 Bit 20=0 means dual-mode positioning

Bit 21=0 Speeding reminder Bit 21= 1 Oil circuit function
Bit 22 = 0 Oil circuit disconnect Bit 22= 1. Oil circuit is normal
Bit 23 = 0 Traffic restriction alarm Bit 23= 1Normal
Bit 24=0 Undervoltage protection status Bit 24= 1 normal status
Bit 25=0 low power mode Bit 25= 1 Not low power mode
Bit 26 = 0 Client Mode Bit 26= 1 BSJ model
Bit 27 = 0 Left turn speeding alarm Bit 27= 1 normal
Bit 28 = 0 Right turn speeding alarm Bit 28= 1 normal
Bit 29 = 0 Infrared 1 Trigger Bit 29=1 infrared 1 Not triggered
Bit 30 = 0 Infrared 2 Trigger Bit 30=1 infrared 2 Not triggered
Bit 31 = 0 Infrared 3 Trigger Bit 31=1 infrared 3 Not triggered

External voltage

Internal power

0 see light
1 see no light