The pond had recycle filter apparatus in which sand was biofield bed and air - pressed was powered
2.
The subsystem implementing the measurement of cell is called the measuring apparatus and the one implementing the selection function is called filtering apparatus
3.
The measuring and filtering apparatuses have the same cpu board including the network port , serial port , external ram and flash . an additional cpld is added for further function expansion
4.
The host pc and terminal machine communicate with each other by udp , and the reading of ic card is through serial port . the measuring apparatus consists of analog switch , ad converter ads1256 circuits while the filtering apparatus is composed of latch 74hc374
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