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Vega NB-13 / User Manual
24
Revision 06 of 24 January 2022
Transparent
packet ID
Packet
type
Data size
Data sent from the port RS485/RS232
0x05
0x03
0x0007
0x0103024567CB3E
2.
Format of data transfer from server to device with packet ID.
The server sends a request packet with ID to the device and waits for a response from
the device with the same ID within the specified timeout.
Offset
Size, byte
Description
Range of values
0
1
Transparent packet ID (0x05)
-
1
1
Packet type
-
2
2
Packet size (little-endian)
4
2
Packet ID
0 - 0xFFFF
6
4
Timeout in ms
10 - 0xFFFFFFFF
10
2
Data length
1 - 1024
12
1 - 1024
Data
-
Packet example:
05040C00EEAAD00700000400FF1122FF
Transparent
packet ID
Packet
type
Packet
size
Packet
ID
Timeout
Data
length
Data send to
the device
0x05
0x04
0x000C 0xAAEE 0x000007D0 0x0004
0xFF1122FF
3.
Format of data transfer from device to server with packet ID
Offset
Size, byte
Description
Range of values
0
1
Transparent packet ID (0x05)
-
1
1
Packet type
-
2
2
Packet size (little-endian)
4
2
Packet ID
0 - 0xFFFF
6
2
Data length; it’s may be equal to zero -
that means the data was not received
during timeout
0 - 1024
8
1 - 1024
Data
-
Packet example:
05050С00EEAA0800F0F1F2F3F4F5F6F7
Transparent
packet ID
Packet
type
Packet
size
Packet
ID
Data length
Data send to the server
0x05
0x05
0x000C 0xAAEE
0x0008
0xF0F1F2F3F4F5F6F7