TL16PIR552 Datasheet, PDF (3/52 Pages) Texas Instruments – DUAL UART WITH DUAL IrDA AND 1284 PARALLEL PORT

functional block diagram
36
CLK_OUT0
prescaler
#0
D7 – D0
A2 – A0
IOW
IOR
RESET
CS0
INTRPT0
RXRDY0
TXRDY0
73
CLK_OUT1
prescaler
#1
RESET
CS1
INTRPT1
RXRDY1
TXRDY1
TL16PIR552
DUAL UART WITH DUAL IrDA AND
1284 PARALLEL PORT
SLLS222A – DECEMBER 1995 – REVISED AUGUST 1996
1–8
12–10
13
14
19
15 UART 0
40
42
61
32
60
63
64
66
67
IR Encoder
and
Transmit
M ₅₉
U
SOUT0
X
M
U
IR Decoder 65 _IRSIN0
Receiver
X
68 _SIN0
RTS0
DTR0
CTS0
DSR0
DCD0
RI0
IR Incoder
and
Transmit
M 70
U
SOUT1
X
M
U
19
X
20 UART 1
41
43
72
33
71
79
76
77
80
IR Decoder 78 _IRSIN1
Receiver
75 _SIN1
RTS1
DTR1
CST1
DSR1
DCD1
RI1
28
TEST
29
XIN
31 ^{22 MHz}
XOUT
RESET
19
TC
16
17
PDACK
21
PPCS
ECPCS
22
PINTR
34
35
PDRQ
39
IOCHRDY
NOTE A: Terminal numbers shown are for the PH package.
1284
Port
44–47, 49–52
57
54
55
56
27
26
25
23
24
PD7 – PD0
AUTOFD
INIT
SELECTIN
STROBE
ACK
BUSY
FAULT
PERROR
SELECT
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