RX5C348A Datasheet, PDF (39/45 Pages) RICOH electronics devices division – 4-WIRE SERIAL INTERFACE

Rx5C348A/B
Connection With 3-Wire Serial Interface Bus
To connect the Rx5C348A/B with 3-wire serial interface bus, shorten the SI and SO pins and connect them to the
data line as shown in the figure below.
Host
CE0
CE1
SCLK
DATA
CE
SCLK
Rx5C348A/B
SI
SO
CE
SCLK The other
SIO ^{Peripheral IC}
Rev.2.01
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