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spec analog set ref

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

Analog Set Reference Voltage

Set the device's analog input reference voltage.

LabVIEW

Command Packet

Set AI Reference
Description Set the device's analog input reference voltage.
Size 12 Bytes
Format 0 1 2 3 4 5 6 7 8 9 10 11
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 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 : 0x0060 INT/EXT VOLTAGE 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 Get AI Reference Command
INT/EXT 0 = Default, 1 = Internal Reference, 2 = External
VOLTAGE Reference Voltage Value uV
CHECKSUM Checksum. Computed by adding all of the bytes in the packet in U8 form ignoring rollover.

LINX Target

Response Packet

Set AI Reference
Description LINX device's response to Set AI Reference Command.
Size Variable
Format 0 1 2 3 4 5
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 : 0x0A PACKET NUM STATUS 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.
CHECKSUM Checksum. Computed by adding all of the bytes in the packet in U8 form ignoring rollover.

Return Status

| 0x81 | Mode Not Supported (Internal / External) | | 0x82 | Value Not Supported (Internal / External) | See Return Status for universal return statuses.

Related Links

LINX

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