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| XR19L400 Datasheet, PDF (39/45 Pages) Exar Corporation – SINGLE CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER | |||
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REV. P1.0.0
PRELIMINARY
XR19L400
SINGLE CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER
FIGURE 13. MODEM INPUT/OUTPUT TIMING
IOW#
RTS#
DTR#
Change of state
TWDO
Change of state
CD#
CTS#
DSR#
INT
IOR#
RI#
TMOD
Change of state
Change of state
Activ
e
Activ
e
TRSI
TMOD
Activ
e
Activ
e
Activ
e
Activ
e
TMOD
Change of state
39
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