xr17l154iv Exar Corporation, xr17l154iv Datasheet - Page 36
![no-image](/images/manufacturer_photos/0/2/243/exar_corporation_sml.jpg)
xr17l154iv
Manufacturer Part Number
xr17l154iv
Description
3.3v Pci Bus Quad Uart
Manufacturer
Exar Corporation
Datasheet
1.XR17L154IV.pdf
(56 pages)
- Current page: 36 of 56
- Download datasheet (529Kb)
áç
áç
áç
áç
Line Control Register (LCR)
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.
DISCONTINUED
FCTR
B
IT
0
0
1
1
-7
FCTR
B
IT
0
1
0
1
-6
B
FCR
IT
X
0
0
1
1
0
0
1
1
0
0
1
1
-7
T
ABLE
B
FCR
IT
X
0
1
0
1
0
1
0
1
0
1
0
1
13: T
-6
BIT-1
RANSMIT AND
B
0
0
1
1
FCR
IT
X
0
0
0
1
1
0
0
1
1
-5
BIT
FCR
0
0
1
0
1
0
1
0
1
X
-4
BIT-0
R
0
1
0
1
ECEIVE
T
Programmable
RIGGER
via RXTRG
1 (default)
R
register
36
ECEIVE
14
16
24
28
16
56
60
4
8
8
8
FIFO T
L
EVEL
W
RIGGER
ORD LENGTH
5 (default)
via TXTRG reg-
T
Programmable
RIGGER
6
7
8
1 (default)
T
RANSMIT
ister
L
16
24
30
16
32
56
8
8
EVEL
L
EVEL
S
ELECTION
3.3V PCI BUS QUAD UART
Table-A. 16C550, 16C2550,
16C2552, 16C554, 16C580
compatible.
Table-B. 16C650A compatible.
Table-C. 16C654 compatible.
Table-D. 16C850, 16c2850,
16C2852, 16C854, 16C864,
16C872 compatible.
C
OMPATIBILITY
XR17L154
REV. 1.1.0
Related parts for xr17l154iv
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![MP7226KN](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
BiCMOS Fixed, Quad, Voltage Output, Single or Dual Supply 8-Bit Digital-to-Analog Converter
Manufacturer:
Exar Corporation
Datasheet:
![SP310ACP](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
Manufacturer:
Exar Corporation
Datasheet:
![XR2207M](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
Voltage-Controlled Oscillator
Manufacturer:
Exar Corporation
Datasheet:
![XRT7296IP](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
INTEGRATED LINE TRANSMITTER
Manufacturer:
Exar Corporation
Datasheet:
![XR2206CP](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
Monolithic Function Generator
Manufacturer:
Exar Corporation
Datasheet:
![MP1230ABN](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
CMOS Microprocessor Compatible Double-Buffered 12-Bit Digital-to-Analog Converter
Manufacturer:
Exar Corporation
Datasheet:
![MP7686JN](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
CMOS 6 BIT HIGH SPEED ANALOG TO DIGITAL CONVERTER
Manufacturer:
Exar Corporation
Datasheet:
![SP232ACP](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
Manufacturer:
Exar Corporation
Datasheet:
![SP232AEP](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
Manufacturer:
Exar Corporation
Datasheet:
![MP7651AN](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
8-Channel, Voltage Output 10 MHz Input Bandwidth 8-Bit Multiplying DACs with Serial Digital Data Por
Manufacturer:
Exar Corporation
Datasheet:
![MP7533JN](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
15 V CMOS Multiplying10-Bit Digital-to-Analog Converter
Manufacturer:
Exar Corporation
Datasheet:
![XR2206M](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
Monolithic Function Generator
Manufacturer:
Exar Corporation
Datasheet:
![MP7682](/images/manufacturer_photos/0/2/243/exar_corporation_tmb.jpg)
Part Number:
Description:
CMOS, 6-Bit High-Speed Analog-to-digital Converter
Manufacturer:
Exar Corporation
Datasheet: