baud v0.5.6

Modbus.Rtu.Master (baud v0.5.6)

RTU module.

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Functions

exec(pid, cmd, timeout \\ 800)
start_link(params)

Starts the RTU server.

stop(pid)

Stops the RTU server.

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exec(pid, cmd, timeout \\ 800)

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start_link(params)

Starts the RTU server.

params must contain a keyword list to be merged with the following defaults:

[
  device: nil,         #serial port name: "COM1", "/dev/ttyUSB0", "/dev/tty.usbserial-FTYHQD9MA"
  speed: 9600,       #either 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200
                       #win32 adds 14400, 128000, 256000
  config: "8N1",       #either "8N1", "7E1", "7O1"
]

opts is optional and is passed verbatim to GenServer.

Returns {:ok, pid}.

Example 

  Rtu.start_link(device: "COM8")
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stop(pid)

Stops the RTU server.

Returns :ok.