用二個16:1 取樣
http://www.nxp.com/documents/data_sheet/74HC_HCT4067.pdf
接二個電壓表.
記數器,產生控製信號
http://www.onsemi.com/pub_link/Collateral/MC74HC4060A-D.PDF
也可以用用二個16:1 取樣反接
2x16個LED來代替1個2X7段通道LED.
用二個16:1 取樣
http://www.nxp.com/documents/data_sheet/74HC_HCT4067.pdf
接二個電壓表.
記數器,產生控製信號
http://www.onsemi.com/pub_link/Collateral/MC74HC4060A-D.PDF
也可以用用二個16:1 取樣反接
2x16個LED來代替1個2X7段通道LED.
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