TL16C550B Datasheet, PDF (18/35 Pages) Texas Instruments – ASYNCHRONOUS COMMUNICATIONS ELEMENT

TL16C550B, TL16C550BI
ASYNCHRONOUS COMMUNICATIONS ELEMENT
SLLS136B – JANUARY 1994 – REVISED AUGUST 1996
APPLICATION INFORMATION
D7 – D0
D7 – D0
SOUT
SIN
MEMR or I/OR
MEMW or I/ON
RD1
WR1
RTS
DTR
INTR
INTRPT
DSR
C
P
RESET
MR
A0
DCD
U
A0
CTS
A1
TL16C550B
B
A1
(ACE)
RI
u
A2
s
A2
L
CS
H
ADS
WR2
RD2
CS2
CS1
CS0
XIN
XOUT
BAUDOUT
RCLK
EIA-
232-D Drivers
and Receivers
3.072 MHz
Figure 13. Basic TL16C550B Configuration
WR
Microcomputer
System
Data Bus
Receiver Disable
Data Bus
WR1
TL16C550B
(ACE)
D7 – D0
8-Bit
Bus Transceiver
Driver Disable
DDIS
Figure 14. Typical Interface for a High-Capacity Data Bus
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