the present invention relates to a laundry treating machine comprising a casing , a rotatable laundry container suitable for receiving the laundry to be treated and one or more peripheral units which enable the treatment to be carried out . the laundry treating machine comprises a control unit comprising a printed circuit board with electric and / or electronic devices mounted thereon . the control unit comprises a control and communication section for communicating with a user interface , a motor driving section for setting and varying the speed of at least a motor and / or a high power loads section comprising switching devices suitable for controlling at least one heater device and a power section for supplying power to at least one of said sections .