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Module: FoundationLite

Function Code 01. Read contiguous status of coils in a remote device

Name Type Range Description
inSocket SocketId Connected socket ID on port 502.
inTimeout Integer* 10 - Timeout in milliseconds, block if not specified.
inUnitID Integer 0 - 255 Unit identifier.
inStartingAddress Integer 0 - 65535 The address of the first coil.
inBitCount Integer 1 - 2000 Requested number of bits.
outBits BoolArray Response.


User manual

For more informations about using this filters please follow the link: Communication with Modbus TCP devices.

Complexity Level

This filter is available on Basic Complexity Level.

Disabled in Lite Edition

This filter is disabled in Lite Edition. It is available only in full, Adaptive Vision Studio Professional version.

Filter Group

This filter is member of ModbusTCP_Read filter group.

See Also

  • ModbusTCP_WriteCoil – Function Code 05. Write a single output to either ON or OFF in a remote device