Lighting control device for controlling dimming, lighting device including a control device, and method of controlling lighting

摘要: A lighting control circuit comprises a dimming level detection circuit, waveform generator and comparator circuit. The is configurable to generate first voltage signal corresponding selected one of at least two different types signals from among an AC phase cut signal, DC or PWM signal. configured output periodic waveform. compare the with having duty cycle input frequency Also, methods controlling lighting.