| http://www.w3.org/ns/prov#value | - In the A/D conversion circuit 155, analogue data produced by the devices such as sensors or the like (not shown) are supplied to the A/D converter 156 over the line 69 which digitizes selectively the input analogue data signal to supply the digital data to the shift register 153, whereby the digital data are send out from the shift register 153 as the transmission data TXD.
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