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Ken Sharp edited this page Dec 10, 2025 · 2 revisions

Get DIO Channels

Get all valid DIO channel numbers.

LabVIEW

Developer Note

This packet will be used during enumeration to allow the host to do channel range checking.

Command Packet

Get DIO Channels
Description Get all valid DIO channel numbers.
Size 7 Bytes
Format 0 1 2 3 4 5 6
7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0
SoF : 0xFF PACKET SIZE : 0x07 PACKET NUM CMD : 0x0008 CHECKSUM
SoF Start of Frame. Always 0xFF.
PACKET SIZE Packet Size In Bytes
PACKET NUM The Current Packet Number. This value increments with each new packet.
CMD Flush Command.
CHECKSUM Checksum. Computed by adding all of the bytes in the packet in U8 form ignoring rollover.

LINX Target

Developer Note

Return all valid DIO channel numbers.

Response Packet

Get DIo Channels Response
Description LINX device's response to Get AI Channels.
Size Variable
Format 0 1 2 3 4 5 6
7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0
SoF : 0xFF PACKET SIZE PACKET NUM STATUS ~Channels CHECKSUM
SoF Start of Frame. Always 0xFF.
PACKET SIZE Total packet size in bytes.
PACKET NUM The packet number of the packet that generated the response.
STATUS See Return Status section below.
~Channels Variable Size. The channel number of each DIO channel.
CHECKSUM Checksum. Computed by adding all of the bytes in the packet in U8 form ignoring rollover.

Return Status

No function specific statuses. See Return Status for universal return statuses.

Related Links

LINX

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