Jump to content

List of Parameters: Difference between revisions

From Transight Wiki
Created page with "==Device Info Packet Structure== {| class="wikitable" |- ! colspan="5" style="background:#D3D3D3;" | Header Info Bytes |- ! Field !! Size (bits) !! Bit Range !! Description !! Breakdown |- | Start Character || 8 || 0–7 || Starting character $ (ASCII value 36) || $ |- | Length || 12 || 8–18 || 2-byte length of the data following the header || |- | No of Packets || 5 || 19–23 || NO of data Packets (always 1 with device info) || |- | IMEI || 50 || 24–74 || Unique..."
 
No edit summary
Line 180: Line 180:
Range: -48 to 56, 2's complement ||  
Range: -48 to 56, 2's complement ||  
|-
|-
! colspan="5" style="background:#D3D3D3;" | Tail
! colspan="5" "style="background:#D3D3D3;" | Tail
|-
|-
| End Character || 8 || 0–7 || Starting character * (ASCII value 42) || *
| End Character || 8 || 0–7 || Starting character * (ASCII value 42) || *
Line 252: Line 252:
8-bit XOR CRC of data starting from $ to *   
8-bit XOR CRC of data starting from $ to *   
(excluding $ and *) ||  
(excluding $ and *) ||  
|}
==Error Packet==
{| class="wikitable"
|-
! colspan="5" style="background:#D3D3D3;" | Header (10 bytes)
|-
! Field !! Size (Bits) !! Bit Range !! Description !! Breakdown
|-
| Start byte || 8 || 0–7 || Starting character $ (ASCII value 36) || $
|-
| Data length || 12 || 08–19 || 2-byte length of the data following the header ||
|-
| Number of data packets || 5 || 20–24 || Number of packets (0–32) || 0–32
|-
| IMEI || 50 || 25–74 || Unique device identifier || —
|-
| packet type || 5 || 75–79 || Type of packet || 02 – OTA Packet
|-
! colspan="5" style="background:#D3D3D3;" | Data
|-
| Time || 32 || — || UTC Timestamp || UTC time in seconds
|-
| Time Zone || 8 || — ||
Time zone in quarter-hours (e.g., 22 = +5:30). 
Quarter-hour increment means each unit represents 15 minutes. 
The value 22 represents 22 quarter-hours. 
Ranges from -48 to 56, negative time zone to 2’s complement representation. ||
eg: 22 (+5:30) 
22 × 15 = 330 minutes = 5.5 hours = +5:30 UTC
|-
| Error Length || 8 || — || Length of Error string || ERROR DATA, LENGTH GIVEN
|-
! colspan="5" style="background:#D3D3D3;" | Tail (2 bytes)
|-
| End Character || 8 || 0–7 || Starting character * (ASCII value 42) || *
|-
| CRC || 8 || 8–15 ||
8-bit XOR CRC of data starting from $ to * (excluding $ and *) ) ||
|}
|}

Revision as of 06:23, 17 June 2025

Device Info Packet Structure

Header Info Bytes
Field Size (bits) Bit Range Description Breakdown
Start Character 8 0–7 Starting character $ (ASCII value 36) $
Length 12 8–18 2-byte length of the data following the header
No of Packets 5 19–23 NO of data Packets (always 1 with device info)
IMEI 50 24–74 Unique device identifier
Packet Type 5 75–79 Integer type:
  • 00 - Device info Packet
  • 01 - Alert Packet
  • 02 - OTA Packet
  • 03 - Error Packet
  • 04 - Device configuration Packet
  • 05 - IP configuration Packet ||
Data
Time 32 UTC Timestamp (UTC time in seconds)
Time Zone 8

Timezone in quarter hours (e.g., 22 = +5:30). Each unit = 15 minutes. Value 22 = 22 × 15 min. Range: -48 to 56. Negative timezone in 2's complement. ||

ICCID 160 20 Bytes, Character string 8991000903297069053F
VID 32 4 Bytes, Character string TRAN
CELLULAR_MODULE_FV NAME 40 5 Bytes, Character string TSPJT
CELLULAR_MODULE_FV VERSION 80 10 Bytes, Character string XX.YY.ZZZZ
MCU_APP_MODULE_FV NAME 40 5 Bytes, Character string TSPJT
MCU_APP_MODULE_FV VERSION 80 10 Bytes, Character string XX.YY.ZZZZ
MCU_APP_MODULE_FV BUILD NO 40 5 Bytes, Character string YYDDD
VN 80 10 Bytes, Character string KL07CP8490
HWINFO 88 11 Bytes, Character string PCB-0220-AB
Tail Info (2 Bytes)
End Character 8 0–7 Starting character * (ASCII value 42) *
CRC 8 8–15 8-bit XOR CRC of data from $ to * (excluding $ and *)

Telemetry Packet structure

Header (10 bytes)
Field Size (bits) Bit Range Description Breakdown
Start byte 8 0–7 Starting character $ (ASCII value 36) $
Data length 12 08–19 2-byte length of the data following the header
Num of data packets 5 20–24 Number of packets (0–32) 0–32
IMEI 50 25–74 Unique device identifier e.g., 887744556677882
packet type 5 75–79 Integer type:
  • 00 - Device Info Packet
  • 01 - Alert Packet
  • 02 - OTA Packet
  • 03 - Error Packet
  • 04 - Device Configuration Packet
  • 05 - IP Configuration Packet
  • 06 - Live ||
Data (= 55 bytes × number of packets)
Packet Status 1 Type of packet
Frame Number 16 Frame number
AlertID 8 Alert identifier
Operator 4 Network operator 00-Airtel, 01-BSNL, 02-VI, 04-JIO
Signal Strength 5 Signal strength Integer (0–31)
MCC 10 Mobile country code Integer
MNC 6 Mobile network code Integer
Cell Id 16 Cell tower ID Integer
Location Area Code 16 Location area code Integer
Fix_status 1 GPS fix status 0: No fix, 1: Valid Fix
Start byte 1 Latitude coordinate Divide by 1,000,000 for float value
NS_Indication 1 N or S 0: N, 1: S
Longitude 29 Longitude coordinate Divide by 1,000,000 for float value
EW_Indication 1 East/West Indication 0: E, 1: W
HDOP 10 Horizontal dilution Divide by 10 for float value
PDOP 10 Position dilution Divide by 10 for float value
Speed 10 Speed in km/h Divide by 10 for float value
Altitude 15 Altitude in meters Divide by 10 for float value
Power Status 1 Power connection status 0: Power disconnected, 1: Power connected
Ignition Status 1 Ignition status 0: OFF, 1: ON
Immobilizer Status 1 Immobilizer status 0: OFF, 1: ON
Tamper 1 Wire Tamper detection 0: Tamper clear, 1: Tamper alert ON
Supply Voltage 6 External battery voltage Divide by 10 for float value
Internal Battery Voltage 6 Internal battery voltage Divide by 10 for float value
Fuel SensorValue 1 16 Fuel sensor value Divide by 10 if float
Fuel Percentage 1 16 Fuel level percentage Divide by 10 for float value
Fuel SensorValue 2 16 Fuel sensor value Divide by 10 if float
Fuel Percentage 2 16 Fuel level percentage Divide by 10 for float value
Fuel SensorValue 3 16 Fuel sensor value Divide by 10 if float
Fuel Percentage 3 16 Fuel level percentage Divide by 10 for float value
Analog Input 10 Analog input Divide by 10 for float value
Analog Input 1 10 Analog input 1 Divide by 10 for float value
Digital Input 1 1 Digital input 1 0 or 1
Digital Input 2 1 Digital input 2 0 or 1
Digital Output 1 1 Digital output 1 0 or 1
Digital Output 2 1 Digital output 2 0 or 1
Temperature sensor status 1 1 Status of temperature sensor 1 1 if connected, 0 if not connected
Temperature 1 12 Temperature in °C Signed, divide by 10
Temperature sensor status 2 1 Status of temperature sensor 2 1 if connected, 0 if not connected
Temperature 2 12 Temperature in °C Signed, divide by 10
Temperature sensor status 3 1 Status of temperature sensor 3 1 if connected, 0 if not connected
Temperature 3 12 Temperature in °C Signed, divide by 10
Humidity 8 Humidity percentage
Odometer 35 Odometer value in meters
DateTime UTC 32 Timestamp UTC time in seconds
TimeZone 8

Timezone in quarter-hours (e.g., 22 = +5:30). Each unit = 15 mins. Value 22 = 22 × 15 mins = 330 mins = +5:30 Range: -48 to 56, 2's complement ||

Tail
End Character 8 0–7 Starting character * (ASCII value 42) *
CRC 8 8–15 8-bit XOR CRC of data starting from $ to * (excluding $ and *)

OTA Packet structure

Header
Field Size (bits) Bit Range Description Breakdown
Start byte 8 0–7 Starting character $ (ASCII value 36) $
Data length 12 8–18 2-byte length of the data following the header
Num of data packets 5 19–23 Number of packets (0–32) 0 - 32
IMEI 50 24–74 Unique device identifier Integer type: e.g., 887744556677882
Packet Type 5 75–79 Type of packet

00 - Device info 01 - Alert packet 02 - OTA pkt 03 - ErrorPacket 04 - Device configuration packet 05 - IP configuration packet

Data
OTA Source 5 Source of OTA

00 - OTA_SRC_SERIAL 01 - OTA_SRC_SMS 02 - OTA_SRC_IP_TRANSIGHT 03 - OTA_SRC_IP_CUSTOMER

Error status 8 Non-zero value indicates an error NO ERROR = 0, ERROR = Non-zero value
Cell Number 51

First bit (MSB) with value 1 = number includes country code. If MSB = 0, number is without country code. Remaining 50 bits represent mobile number in integer format. || Example: 400D6276ACF52 (+919784312658)

Date & Time 32 UTC Timestamp UTC time in seconds
Timezone 8

Timezone in quarter-hours (e.g., 22 = +5:30) Quarter-hour increment = 15 minutes per unit Range: -48 to 56 (2’s complement for negative) || Example: 22 = 22 × 15 = 330 mins 330 ÷ 60 = 5.5 hrs = +5 hours 30 mins ahead of UTC

Command Length 8 Length of command string
Command max 600 bits (75 bytes) Input command with arguments, char array, terminated with null character

Example: SET CUIOCFG:IO1-DI-IGN*IO2_AN_GEN*IO3-DI-PBN*IO4-DO-IMB*

Response Length 8 Length of response string
Response max 512 bits (64 bytes) Response for particular command

Example: IOCFG:IO1-DI-IGN*IO2-AN_GEN*IO3-DI-PBN*IO4-DO-IMB*

Tail
End Character 8 0–7 Starting character * (ASCII value 42) *
CRC 8 Aug-15

8-bit XOR CRC of data starting from $ to * (excluding $ and *) ||

Error Packet

Header (10 bytes)
Field Size (Bits) Bit Range Description Breakdown
Start byte 8 0–7 Starting character $ (ASCII value 36) $
Data length 12 08–19 2-byte length of the data following the header
Number of data packets 5 20–24 Number of packets (0–32) 0–32
IMEI 50 25–74 Unique device identifier
packet type 5 75–79 Type of packet 02 – OTA Packet
Data
Time 32 UTC Timestamp UTC time in seconds
Time Zone 8

Time zone in quarter-hours (e.g., 22 = +5:30). Quarter-hour increment means each unit represents 15 minutes. The value 22 represents 22 quarter-hours. Ranges from -48 to 56, negative time zone to 2’s complement representation. || eg: 22 (+5:30) 22 × 15 = 330 minutes = 5.5 hours = +5:30 UTC

Error Length 8 Length of Error string ERROR DATA, LENGTH GIVEN
Tail (2 bytes)
End Character 8 0–7 Starting character * (ASCII value 42) *
CRC 8 8–15

8-bit XOR CRC of data starting from $ to * (excluding $ and *) ) ||