Modbus.Rtu.Master (baud v0.5.5)
RTU module.
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Link to this section Functions
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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", "ttyUSB0", "cu.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
.