Night Light Saver V6 using AT89C2051

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This new version has internal Ni-MH battery backup, reset button and simple time setting. Now the circuit board was embedded with lamp fixture. Preset turn on period is from 18:00 to 22:00 everyday. You may let the saver turn on whenever you want. The period of time on can be reprogrammed with sdcc. Howvere this

Night Light Saver V6 using AT89C2051 is a post from: ATMega32 AVR