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procedures89C51.rar
- 该电路由AT89C51单片机,CD4511*3为BCD-七段锁存/译码/驱动器,LED共阴数码管,磁敏霍尔元件组成。 ,The circuit from the AT89C51 single-chip, CD4511* 3 for the BCD-Seven-Segment Latch/Decoder/Driver, LED digital tube were negative, magnetic components敏霍尔.