AN2839 Freescale Semiconductor / Motorola, AN2839 Datasheet - Page 6
AN2839
Manufacturer Part Number
AN2839
Description
Implementing a Lamp Dimmer with an HC908Q Family MCU
Manufacturer
Freescale Semiconductor / Motorola
Datasheet
1.AN2839.pdf
(24 pages)
Application Description
6
Implementing a Lamp Dimmer with an HC908Q Family MCU, Rev. 0
Figure 3. Triac Control with the HC908Q Family
a) The Power Line Signal
b) The Zero-Crossing
c) MCU Short Pulses
d) The Load supplied
Reference Signal
Triggering the Triac
Approximately 75% of the
Total Average Power
Freescale Semiconductor
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