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modbus_rtu_get_rts()					    modbus_rtu_get_rts()

Name
     modbus_rtu_get_rts - get the current RTS mode in RTU

Synopsis
     int modbus_rtu_get_rts(modbus_t *ctx);

Description
     The  modbus_rtu_get_rts()	function  shall  get the current Request To Send
     mode of the libmodbus context ctx. The possible returned values are:

     * MODBUS_RTU_RTS_NONE

     * MODBUS_RTU_RTS_UP

     * MODBUS_RTU_RTS_DOWN

     This function can only be used with a context using a RTU backend.

Return value
     The function shall return the current RTS mode if successful. Otherwise  it
     shall return -1 and set errno to one of the values defined below.

Errors
     * EINVAL, the libmodbus backend is not RTU.

See also
     * modbus_rtu_set_rts <modbus_rtu_set_rts.md>

							    modbus_rtu_get_rts()

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