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→Codec 8 Extended
Communication with server is the same as with codec 8 protocol, except in codec8 extended protocol codec id is 0x8E.
Communication with server is the same as with codec 8 protocol, except in codec8 extended protocol codec id is 0x8E.
Example:
Module connects to server and sends IMEI:
000f333536333037303432343431303133
Server accepts the module:
01
Module sends data packet
{| class="wikitable"
|-
!style="background: black; color: white;"| AVL data packet header !!style="background: black; color: white;"| AVL data array !!style="background: black; color: white;"| CRC
|-
| Four zero bytes,
‘AVL data array’ length – 254
|| Codec Id – 8E, NumberOfData – 02.
(Encoded using continuous bit stream.
Last byte padded to align to byte boundary)
|| CRC of ‘AVL data array’
|-
| 00000000000000FE || 8E02...(data elements)...02 || 00008612
|}
<small>Table 8. IO element structure
</small>
Server acknowledges data reception (2 data elements):
00000002
*'''Example'''
Received data:
000000000000005F8E010000015FBA40B620000F0DCDE420959D30008A000006000000000006000100EF0
000010011001E000100100000CBDF0002000B000000003544C875000E0000000029BFE4D1000101000011
0000000000000000000000000000000000010000D153
