| Line 25: |
Line 25: |
| | | | |
| | Below table represents AVL data packet structure. | | Below table represents AVL data packet structure. |
| | + | |
| | + | '''Example''' |
| | + | |
| | + | Received data: |
| | + | |
| | + | |
| | + | |
| | + | <span style="background-color: #848484">00000000</span><span style="background-color: #A9BCF5">0000008c</span><span style="background-color: #04B45F">08</span><span style="background-color: #FF0000">01</span><span style="background-color: #9F81F7">0000013feb55ff74</span><span style="background-color: #D8D8D8">00</span><span style="background-color: #FFFF00">0f0ea850</span><span style="background-color: #FAAC58">209a6900</span><span style="background-color: #2EFE2E">0094</span><span style="background-color: #088A29">0000</span>120000<span style="background-color: #0040FF">00</span> |
| | + | |
| | + | <span style="background-color: #A9A9F5">1e</span><span style="background-color: #DF3A01">09</span>010002000300040016014703f0001504c800<span style="background-color: #DF3A01">0c</span>0900730a00460b00501300464306 |
| | + | |
| | + | d7440000b5000bb60007422e9 |
| | + | f180000cd0386ce0001<span style="background-color: #DF3A01">07</span>c700000000f10000601a4600 |
| | + | |
| | + | 0001344800000bb84900000bb84a00000bb84c00000000<span style="background-color: #DF3A01">02</span>4e0000000000000000cf00 |
| | + | |
| | + | 00000000000000<span style="background-color: #FF0000">01</span><span style="background-color: #F5DA81">00003fca</span> |
| | + | |
| | + | In total 152 Bytes |
| | {| class="wikitable" | | {| class="wikitable" |
| − | ! 4 zeros
| + | | style="background: white; color: #0052A1"| |
| − | (4 bytes) | + | 4 zeros(4 bytes) |
| − | !
| + | | style="background: white; color: #0052A1"| |
| − | !
| + | | style="background: white; color: #0052A1"| |
| − | ! <span style="background-color: #848484">00000000</span> 4 zeroes, 4 bytes
| + | | <span style="background-color: #848484">00000000</span> 4 zeroes, 4 bytes |
| | |- | | |- |
| − | | Data field length | + | | style="background: white; color: #0052A1"| |
| − | (4 bytes) | + | Data field length(4 bytes) |
| − | | | + | | style="background: white; color: #0052A1"| |
| − | | | + | | style="background: white; color: #0052A1"| |
| | | <span style="background-color: #A9BCF5">0000008c</span> data length, 4 bytes | | | <span style="background-color: #A9BCF5">0000008c</span> data length, 4 bytes |
| | |- | | |- |
| − | | Codec ID | + | | style="background: white; color: #0052A1"| |
| − | (1 byte) | + | Codec ID(1 byte) |
| − | | | + | | style="background: white; color: #0052A1"| |
| − | | | + | | style="background: white; color: #0052A1"| |
| | | <span style="background-color: #04B45F">08</span> – Codec ID | | | <span style="background-color: #04B45F">08</span> – Codec ID |
| | |- | | |- |
| − | | Number of Data 1 | + | | style="background: white; color: #0052A1"| |
| − | (1 byte) | + | Number of Data 1(1 byte) |
| − | | | + | | style="background: white; color: #0052A1"| |
| − | | | + | | style="background: white; color: #0052A1"| |
| | | <span style="background-color: #FF0000">01</span> Number of Data (1 record) 1’st record data | | | <span style="background-color: #FF0000">01</span> Number of Data (1 record) 1’st record data |
| | |- | | |- |
| − | | rowspan="9" | AVL Data | + | | rowspan="9" style="background: white; color: #0052A1"|AVL Data(30-147 bytes) |
| − | (30-147 bytes) | + | | style="background: white; color: #0052A1"|Timestamp(8 bytes) |
| − | | Timestamp | + | | style="background: white; color: #0052A1"| |
| − | (8 bytes) | |
| − | | | |
| | | <span style="background-color: #9F81F7">010000013feb55ff74</span> – Timestamp in milliseconds (1374042849140) | | | <span style="background-color: #9F81F7">010000013feb55ff74</span> – Timestamp in milliseconds (1374042849140) |
| | GMT: Wed, 17 Jul 2013 06:34:09 GMT | | GMT: Wed, 17 Jul 2013 06:34:09 GMT |
| | |- | | |- |
| − | | Priority | + | | style="background: white; color: #0052A1"|Priority(1 byte) |
| − | (1 byte) | + | | style="background: white; color: #0052A1"| |
| − | | | |
| | | <span style="background-color: #D8D8D8">00</span> – Priority | | | <span style="background-color: #D8D8D8">00</span> – Priority |
| | |- | | |- |
| − | | rowspan="6" | GPS Element | + | | style="background: white; color: #0052A1" rowspan="6" | GPS Element(15 bytes) |
| − | (15 bytes) | + | | style="background: white; color: #0052A1"| |
| − | | Longitude | + | Longitude |
| | (4 bytes) | | (4 bytes) |
| | | <span style="background-color: #FFFF00">0f0ea850</span> – Longitude 252618832 = 25,2618832º N | | | <span style="background-color: #FFFF00">0f0ea850</span> – Longitude 252618832 = 25,2618832º N |
| | |- | | |- |
| − | | Latitude | + | | style="background: white; color: #0052A1"| |
| | + | Latitude |
| | (4 bytes) | | (4 bytes) |
| | | <span style="background-color: #FAAC58">209a6900</span> – Latitude 546990336 = 54,6990336 º E | | | <span style="background-color: #FAAC58">209a6900</span> – Latitude 546990336 = 54,6990336 º E |
| | |- | | |- |
| − | | Altitude | + | | style="background: white; color: #0052A1"| |
| | + | Altitude |
| | (2 bytes) | | (2 bytes) |
| | | <span style="background-color: #2EFE2E">0094</span> – Altitude 148 meters | | | <span style="background-color: #2EFE2E">0094</span> – Altitude 148 meters |
| | |- | | |- |
| − | | Angle | + | | style="background: white; color: #0052A1"| |
| | + | Angle |
| | (2 bytes) | | (2 bytes) |
| | | <span style="background-color: #088A29">0000</span> – Angle 0 | | | <span style="background-color: #088A29">0000</span> – Angle 0 |
| | |- | | |- |
| − | | Satellites | + | | style="background: white; color: #0052A1"| |
| | + | Satellites |
| | (1 bytes) | | (1 bytes) |
| | | <span style="background-color: #088A29">12</span> – 18 Visible satellites | | | <span style="background-color: #088A29">12</span> – 18 Visible satellites |
| | |- | | |- |
| − | | Speed | + | | style="background: white; color: #0052A1"| |
| | + | Speed |
| | (2 bytes) | | (2 bytes) |
| | | <span style="background-color: #088A29">0000</span> – 0 km/h speed | | | <span style="background-color: #088A29">0000</span> – 0 km/h speed |
| | |- | | |- |
| − | | IO Element | + | | style="background: white; color: #0052A1"|IO Element |
| | (6-123 bytes) | | (6-123 bytes) |
| − | | | + | | style="background: white; color: #0052A1"| |
| | | <span style="background-color: #0040FF">00</span> – IO element ID of Event generated (in this case when 00 – data generated not on event) | | | <span style="background-color: #0040FF">00</span> – IO element ID of Event generated (in this case when 00 – data generated not on event) |
| | | | |
| Line 224: |
Line 245: |
| | 0 – IO element’s value | | 0 – IO element’s value |
| | |- | | |- |
| − | | Number of Data 2 | + | | style="background: white; color: #0052A1"|Number of Data 2(1 byte) |
| − | (1 byte) | + | | style="background: white; color: #0052A1"| |
| − | | | + | | style="background: white; color: #0052A1"| |
| − | | | |
| | | <span style="background-color: #FF0000">01</span> – Number of Data (1 record) | | | <span style="background-color: #FF0000">01</span> – Number of Data (1 record) |
| | |- | | |- |
| − | | CRC-16 | + | | style="background: white; color: #0052A1"|CRC-16(4 bytes) |
| − | (4 bytes) | + | | style="background: white; color: #0052A1"| |
| − | | | + | | style="background: white; color: #0052A1"| |
| − | | | |
| | | <span style="background-color: #F5DA81">00003fca</span> - CRC-16, 4 Bytes (first 2 are always zeros) | | | <span style="background-color: #F5DA81">00003fca</span> - CRC-16, 4 Bytes (first 2 are always zeros) |
| | |} | | |} |
| Line 244: |
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| | Minimum AVL packet size is 45 bytes (all IO elements disabled). | | Minimum AVL packet size is 45 bytes (all IO elements disabled). |
| | Maximum AVL packet size for one record is 783 bytes. | | Maximum AVL packet size for one record is 783 bytes. |
| − |
| |
| − |
| |
| − | *''AVL data''
| |
| − |
| |
| − | {| class="wikitable"
| |
| − | |-
| |
| − | ! style="background: white; color: #0052A1"| Timestamp
| |
| − | ! style="background: white; color: #0052A1"| Priority
| |
| − | ! style="background: white; color: #0052A1"| GPS Element
| |
| − | ! style="background: white; color: #0052A1"| IO element
| |
| − | |-
| |
| − | | 8 bytes || 1 byte || 15 bytes || 6-123
| |
| − | |}
| |
| | | | |
| | | | |
| Line 263: |
Line 269: |
| | *''Priority'' | | *''Priority'' |
| | | | |
| | + | Priority level (AVL packet priority) can be: |
| | + | *Low Priority |
| | + | **Module makes an additional record with an indication that the event was caused by an I/O element change (depending on Operands configuration). |
| | + | *High Priority |
| | + | **Module makes an additional record with High priority flag and sends event packet immediately to the server using GPRS. |
| | + | *Panic Priority |
| | + | **This priority triggers same actions as High priority, but if GPRS fails, it sends an AVL packet using SMS data if SMS data sending is enabled and the number is provided in SMS/Call Settings. |
| | | | |
| − | {| class="wikitable"
| |
| − | |-
| |
| − |
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|0 || Low
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|1 || High
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|2 || Panic
| |
| − | |}
| |
| | | | |
| | | | |
| | *''GPS Element'' | | *''GPS Element'' |
| − |
| |
| − |
| |
| − | {| class="wikitable"
| |
| − | |-
| |
| − | ! style="background: white; color: #0052A1"| Longitude
| |
| − | ! style="background: white; color: #0052A1"| Latitude
| |
| − | ! style="background: white; color: #0052A1"| Altitude
| |
| − | ! style="background: white; color: #0052A1"| Angle
| |
| − | ! style="background: white; color: #0052A1"| Satellites
| |
| − | ! style="background: white; color: #0052A1"| Speed
| |
| − | |-
| |
| − | | 4 bytes || 4 bytes || 2 bytes || 2 bytes || 1 bytes || 2 bytes
| |
| − | |}
| |
| | | | |
| | X Longitude | | X Longitude |
| Line 325: |
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| | Converted to DEC: 547146368 | | Converted to DEC: 547146368 |
| | For more information see two‘s complement arithmetics. | | For more information see two‘s complement arithmetics. |
| − |
| |
| − |
| |
| − | *''IO Element''
| |
| − |
| |
| − | {| class="wikitable"
| |
| − | |-
| |
| − |
| |
| − | | style="background: white; color: #0052A1"|Event IO ID || 1 byte || rowspan="8" |
| |
| − | <span style="background-color: #0040FF">00</span> – IO element ID of Event generated (in this case when 00 – data generated not on event)
| |
| − |
| |
| − | <span style="background-color: #A9A9F5">1e</span> – 30 IO elements in record (total)
| |
| − |
| |
| − | <span style="background-color: #DF3A01">09</span> – 9 IO elements, which length is 1 Byte
| |
| − |
| |
| − | 0 – IO element ID = 01
| |
| − |
| |
| − | 0 – IO element’s value = 0
| |
| − |
| |
| − | 02 – IO element ID = 02
| |
| − |
| |
| − | 0 – IO element’s value = 0
| |
| − |
| |
| − | 03 – IO element ID = 03
| |
| − |
| |
| − | 0 – IO element’s value = 0
| |
| − |
| |
| − | 4 – IO element ID = 04
| |
| − |
| |
| − | 0 – IO element’s value = 0
| |
| − |
| |
| − | 16 – IO element ID = 22 (dec)
| |
| − |
| |
| − | 0 – IO element’s value = 1
| |
| − |
| |
| − | 47 – IO element ID = 71 (dec)
| |
| − |
| |
| − | 03 – IO element’s value = 3
| |
| − |
| |
| − | F0 – IO element ID = 240 (dec)
| |
| − |
| |
| − | 0 – IO element’s value = 0
| |
| − |
| |
| − | 15 – IO element ID = 21 (dec)
| |
| − |
| |
| − | 04 – IO element’s value = 0
| |
| − |
| |
| − | C8 – IO element ID = 200 (dec)
| |
| − |
| |
| − | 0 – IO element’s value = 0
| |
| − |
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N of Total IO || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N1 of One Byte IO || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|1’st IO ID || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|1’st IO Value || 1 byte
| |
| − | |-
| |
| − | | ... ||
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N1’th IO ID || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N1’th IO Value || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N2 of Two Bytes || 1 byte || rowspan="6" |
| |
| − |
| |
| − | <span style="background-color: #DF3A01">0c</span> – 12 IO elements, which value length is 2 Bytes
| |
| − |
| |
| − | 09 – IO element ID = 9 (dec)
| |
| − |
| |
| − | 0073 – IO element’s value
| |
| − |
| |
| − | 0a – IO element ID = 10 (dec)
| |
| − |
| |
| − | 0046 – IO element’s value
| |
| − |
| |
| − | 0b – IO element ID = 11 (dec)
| |
| − |
| |
| − | 0050 – IO element’s value
| |
| − |
| |
| − | 13 – IO element ID = 19 (dec)
| |
| − |
| |
| − | 0046 – IO element’s value
| |
| − |
| |
| − | 43 – IO element ID = 67 (dec)
| |
| − |
| |
| − | 06d7 – IO element’s value
| |
| − |
| |
| − | 1 – IO element ID = 68 (dec)
| |
| − |
| |
| − | 0 – IO element’s value
| |
| − |
| |
| − | B5 – IO element ID = 181 (dec)
| |
| − |
| |
| − | 000b – IO element’s value
| |
| − |
| |
| − | B6 – IO element ID = 182 (dec)
| |
| − |
| |
| − | 0007 – IO element’s value
| |
| − |
| |
| − | 42 – IO element ID = 66 (dec)
| |
| − |
| |
| − | 2e9f – IO element’s value
| |
| − |
| |
| − | 2 – IO element ID = 24 (dec)
| |
| − |
| |
| − | 0 – IO element’s value
| |
| − |
| |
| − | cd – IO element ID = 205 (dec)
| |
| − |
| |
| − | 3 – IO element’s value
| |
| − |
| |
| − | CE – IO element ID = 206 (dec)
| |
| − |
| |
| − | 0 – IO element’s value
| |
| − |
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|1’st IO ID || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|1’st IO Value || 2 bytes
| |
| − | |-
| |
| − | | |... ||
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N2’th IO ID || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N2’th IO Value || 2 bytes
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N4 of Four Bytes || 1 byte || rowspan="6" |
| |
| − |
| |
| − | <span style="background-color: #DF3A01">07</span> – 7 IO elements, which value length is 4 Bytes
| |
| − |
| |
| − | C7 – IO element ID = 199 (dec)
| |
| − |
| |
| − | 0 – IO element’s value
| |
| − |
| |
| − | f1 – IO element ID = 241 (dec)
| |
| − |
| |
| − | 0000601a – IO element’s value
| |
| − |
| |
| − | 46 – IO element ID = 70 (dec)
| |
| − |
| |
| − | 00000134 – IO element’s value
| |
| − |
| |
| − | 48 – IO element ID = 72 (dec)
| |
| − |
| |
| − | 00000bb8 – IO element’s value
| |
| − |
| |
| − | 4 – IO element ID = 73 (dec)
| |
| − |
| |
| − | 00000bb8 – IO element’s value
| |
| − |
| |
| − | 4a – IO element ID = 74 (dec)
| |
| − |
| |
| − | 00000bb8 – IO element’s value
| |
| − |
| |
| − | 4c – IO element ID = 76 (dec)
| |
| − |
| |
| − | 1 – IO element’s value
| |
| − |
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|1’st IO ID || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|1’st IO Value || 4 byte
| |
| − | |-
| |
| − | | |... ||
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N4’th IO ID || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N4’th IO Value || 4 bytes
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N8 of Eight Bytes || 1 byte || rowspan="6" |
| |
| − |
| |
| − | <span style="background-color: #DF3A01">02</span> – 2 IO elements, which value length is 8 Bytes
| |
| − |
| |
| − | 4e – IO element ID = 78 (dec)
| |
| − |
| |
| − | 0 – IO element’s value
| |
| − |
| |
| − | cf – IO element ID = 207 (dec)
| |
| − |
| |
| − | 0 – IO element’s value
| |
| − |
| |
| − |
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|1’st IO ID || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|1’st IO Value || 8 bytes
| |
| − | |-
| |
| − | | |... ||
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N8’th IO ID || 1 byte
| |
| − | |-
| |
| − | | style="background: white; color: #0052A1"|N8’th IO Value || 8 bytes
| |
| − | |}
| |
| − | Event IO ID – if data is acquired on event – this field defines which IO property has changed and generated an event. If data cause is not event – the value is 0.
| |
| − |
| |
| − | N total number of properties coming with record (N=N1+N2+N4+N8)
| |
| − |
| |
| − | N1 number of properties, which length is 1 byte
| |
| − |
| |
| − | N2 number of properties, which length is 2 bytes
| |
| − |
| |
| − | N4 number of properties, which length is 4 bytes
| |
| − |
| |
| − | N8 number of properties, which length is 8 bytes
| |
| − |
| |
| − |
| |
| − | '''Example'''
| |
| − |
| |
| − | Received data:
| |
| − |
| |
| − |
| |
| − |
| |
| − | <span style="background-color: #848484">00000000</span><span style="background-color: #A9BCF5">0000008c</span><span style="background-color: #04B45F">08</span><span style="background-color: #FF0000">01</span><span style="background-color: #9F81F7">0000013feb55ff74</span><span style="background-color: #D8D8D8">00</span><span style="background-color: #FFFF00">0f0ea850</span><span style="background-color: #FAAC58">209a6900</span><span style="background-color: #2EFE2E">0094</span><span style="background-color: #088A29">0000</span>120000<span style="background-color: #0040FF">00</span>
| |
| − |
| |
| − | <span style="background-color: #A9A9F5">1e</span><span style="background-color: #DF3A01">09</span>010002000300040016014703f0001504c800<span style="background-color: #DF3A01">0c</span>0900730a00460b00501300464306
| |
| − |
| |
| − | d7440000b5000bb60007422e9
| |
| − | f180000cd0386ce0001<span style="background-color: #DF3A01">07</span>c700000000f10000601a4600
| |
| − |
| |
| − | 0001344800000bb84900000bb84a00000bb84c00000000<span style="background-color: #DF3A01">02</span>4e0000000000000000cf00
| |
| − |
| |
| − | 00000000000000<span style="background-color: #FF0000">01</span><span style="background-color: #F5DA81">00003fca</span>
| |
| − |
| |
| − | In total 152 Bytes
| |
| − |
| |
| − |
| |
| − | <span style="background-color: #848484">00000000</span> 4 zeroes, 4 bytes
| |
| − |
| |
| − | <span style="background-color: #A9BCF5">0000008c</span> data length, 4 bytes
| |
| − |
| |
| − | <span style="background-color: #04B45F">08</span> – Codec ID
| |
| − |
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| − | <span style="background-color: #FF0000">01</span> Number of Data (1 record) 1’st record data
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| − | <span style="background-color: #9F81F7">010000013feb55ff74</span> – Timestamp in milliseconds (1374042849140)
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| − | GMT: Wed, 17 Jul 2013 06:34:09 GMT
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| − | <span style="background-color: #D8D8D8">00</span> – Priority
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| − | GPS Element
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| − | <span style="background-color: #FFFF00">0f0ea850</span> – Longitude 252618832 = 25,2618832º N
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| − | <span style="background-color: #FAAC58">209a6900</span> – Latitude 546990336 = 54,6990336 º E
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| − | <span style="background-color: #2EFE2E">0094</span> – Altitude 148 meters
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| − | <span style="background-color: #088A29">0000</span> – Angle 0
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| − | <span style="background-color: #088A29">12</span> – 18 Visible satellites
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| − | <span style="background-color: #088A29">0000</span> – 0 km/h speed
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| − | IO Element
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| − | <span style="background-color: #FF0000">01</span> – Number of Data (1 record)
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| − | <span style="background-color: #F5DA81">00003fca</span> - CRC-16, 4 Bytes (first 2 are always zeros)
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