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PCBͷ ǵ ۵ϴ ֱ ũ ڸ
ϼǰ ڷḦ ϴ.
ȸδ 9V 5V ִ ȸο NE555 99 LED귿 ̷ ֽϴ.
PCBͿ PCB ȸο ǰ ϴٴ ū Դϴ.
ó ȸθ ٷ ٷ ϼ Ȯ ִ ū ֽϴ.
Ʒ Ȯ !!
Ҽִ ڷ ƿڽϴ.