XR88C681CN View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XR88C681CN' PDF : 101 Pages View PDF
XR88C681
Transmitting Device
RTSA
(OP0)
CTSA
(IP0)
TXDA
TXRDY_A
(OP7)
To CPU
Receiving Device
IP2
(RTS-in)
OP3
(CTS-out)
RXDB
TXRDY_A
RTSA
CTSA
RXDA
Figure 44. Block Diagram and Timing Sequence of Two DUARTs Connected
in the Transmitter-RTS Controlled Configuration.
Rev. 2.11
82
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