Snapex7.Client.ct_read

You're seeing just the function ct_read, go back to Snapex7.Client module for more information.

Specs

ct_read(GenServer.server(), [data_io_opt()]) ::
  {:ok, bitstring()} | {:error, map()} | {:error, :einval}

This is a lean function of read_area/2 to read PLC Counters. It simply internally calls read_area/2 with

  • area: :CT
  • word_len: :timer

The following options are available:

  • :start - (int) An offset to start.

  • :amount - (int) Amount of words (bytes) to read/write .

For more info see pg. 104 form Snap7 docs.