modbus_rtu_get_rts_delay(3) =========================== NAME ---- modbus_rtu_get_rts_delay - get the current RTS delay in RTU SYNOPSIS -------- *int modbus_rtu_get_rts_delay(modbus_t *'ctx');* DESCRIPTION ----------- The _modbus_rtu_get_rts_delay()_ function shall get the current Request To Send delay period of the libmodbus context 'ctx'. This function can only be used with a context using a RTU backend. RETURN VALUE ------------ The _modbus_rtu_get_rts_delay()_ function shall return the current RTS delay in microseconds if successful. Otherwise it shall return -1 and set errno. ERRORS ------ *EINVAL*:: The libmodbus backend is not RTU. SEE ALSO -------- linkmb:modbus_rtu_set_rts_delay[3] AUTHORS ------- Jimmy Bergström The libmodbus documentation was written by Stéphane Raimbault