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2 protocol, For use with usb connections, For use with lan connections – PATLITE WDR-LE User Manual

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Wireless Data Aquisition System Comprehensive User's Manual

8.2 Protocol

For use with USB connections

Transmission Packet

SOP

Cmd

Len

Data

FCS

Hi

Low

1 byte

2 bytes

1 byte

Undefi ned

1 byte

① SOP

: Packet Identifi cation Header(0x02 Fixed)

② Cmd

: Packet Type

③ Len

: Data Size (byte)

④ Data

: Sending Data

⑤ FCS

: Packet Check Value( BYTE for Cmd、Len、Data value is exclusive OR'd)

For use with LAN connections

When using LAN, special data is added before the transmission packet data indicated above is sent.

Special Protocol

Product Catagory

Identifi ers

Extension

Size

Transmission Packet

1 byte

1 byte

1 byte

1 byte

2 bytes

Undefi ned

① Product

Catagory

: XC(0x5842)Fixed

② Identifi ers

: WD Series (0x00 Fixed)

③ Extension

: Open(0x00 Fixed)

④ Size

: Wireless Transmission Packet Size (byte)

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