Description: Design a MCS - 51 single chip microcomputer control the interface circuit of programmable gain amplifier.Input signal is less than 10 mv, asked when the input signal is less than 1 mv, gain of 1000, every increase 1 mv and the input signal, the gain automatically to reduce doubled, until 100 mv.
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智能仪器.doc
__MACOSX
__MACOSX\._智能仪器.doc
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