Air conditioner, control circuit thereof and control method
A technology for controlling circuits and air conditioners, applied in space heating and ventilation, heating and ventilation control systems, heating methods, etc., can solve the problems of wasting electric energy and large power consumption of the main board of the external unit of the air conditioner, and reduce power consumption. , the effect of low standby power consumption
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[0024] It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and examples.
[0025] figure 1 is a functional block diagram of the control circuit of the air conditioner according to the first embodiment of the present invention, as figure 1 As shown, the air conditioner includes: the main board of the internal unit 20; the main board of the external unit 40; the power supply 60 for supplying power to the main board of the external unit, that is, the power supply module of the main board of the external unit, which is externally connected to an external AC power supply; and a control circuit 80.
[0026] Wherein, the control circuit 80 includes: a bus communication circuit 82 ; a bus power stealing circuit 84 and a power control circuit 86 .
[0027] After the air con...
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