xr16l2752ij Exar Corporation, xr16l2752ij Datasheet - Page 27
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xr16l2752ij
Manufacturer Part Number
xr16l2752ij
Description
2.25v To 5.5v Duart With 64-byte Fifo
Manufacturer
Exar Corporation
Datasheet
1.XR16L2752IJ.pdf
(49 pages)
Available stocks
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Part Number
Manufacturer
Quantity
Price
Part Number:
XR16L2752IJ
Manufacturer:
EXAR/艾科嘉
Quantity:
20 000
Company:
Part Number:
xr16l2752ij-F
Manufacturer:
Exar
Quantity:
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Company:
Part Number:
xr16l2752ij-F
Manufacturer:
Exar Corporation
Quantity:
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Part Number:
xr16l2752ij-F
Manufacturer:
EXAR/艾科嘉
Quantity:
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xr
REV. 1.2.1
The Line Control Register is used to specify the asynchronous data communication format. The word or
character length, the number of stop bits, and the parity are selected by writing the appropriate bits in this
register.
LCR[1:0]: TX and RX Word Length Select
These two bits specify the word length to be transmitted or received.
4.6
T
Table-A
Table-B
Table-C
Table-D
T
RIGGER
ABLE
Line Control Register (LCR) - Read/Write
FCTR
B
IT
0
0
1
1
-5
T
ABLE
FCTR
B
IT
0
1
0
1
10: T
-4
RANSMIT AND
B
FCR
IT
X
0
0
1
1
0
0
1
1
0
0
1
1
-7
BIT-1
0
0
1
1
B
FCR
IT
X
0
1
0
1
0
1
0
1
0
1
0
1
-6
R
ECEIVE
B
FCR
BIT-0
IT
X
0
0
0
1
1
0
0
1
1
0
1
0
1
-5
FIFO T
BIT
FCR
27
X
0
0
1
0
1
0
1
0
1
-4
RIGGER
T
Programmable
FCTR[7] = 0.
RIGGER
W
1 (default)
R
via TRG
register.
5 (default)
ORD LENGTH
2.25V TO 5.5V DUART WITH 64-BYTE FIFO
ECEIVE
T
14
16
24
28
16
56
60
4
8
8
8
ABLE AND
6
7
8
L
EVEL
Programmable
FCTR[7] = 1.
L
1 (default)
T
EVEL
T
register.
via TRG
RANSMIT
L
RIGGER
EVEL
16
24
30
16
32
56
8
8
S
ELECTION
16C550, 16C2550,
16C2552, 16C554,
16C580
16C650A
16C654
16L2752, 16C2850,
16C2852, 16C850,
16C854, 16C864
C
OMPATIBILITY
XR16L2752