TABLE 14: " />
參數(shù)資料
型號: XR17V254IV-0A-EVB
廠商: Exar Corporation
文件頁數(shù): 30/70頁
文件大?。?/td> 0K
描述: EVAL BOARD FOR XR17V254 144LQFP
標(biāo)準(zhǔn)包裝: 1
系列: *
XR17V254
36
66MHZ PCI BUS QUAD UART WITH POWER MANAGEMENT SUPPORT
REV. 1.0.1
TABLE 14: UART CHANNEL CONFIGURATION REGISTERS DESCRIPTION. SHADED BITS ARE ENABLED BY EFR BIT-4.
ADDRESS
A3-A0
REG
NAME
READ/
WRITE
BIT [7]
BIT [6]
BIT [5]
BIT [4]
BIT [3]
BIT [2]
BIT[1]
BIT [0]
COMMENT
0 0 0 0
RHR
R
BIT [7]
BIT [6]
Bit [5]
Bit [4]
Bit [3]
Bit [2]
Bit [1]
Bit [0]
LCR[7]=0
0 0 0 0
THR
W
BIT [7]
BIT [6]
Bit [5]
Bit [4]
Bit [3]
Bit [2]
Bit [1]
Bit [0]
LCR[7]=0
0 0 0 0
DLL
R/W
BIT [7]
BIT [6]
Bit [5]
Bit [4]
Bit [3]
Bit [2]
Bit [1]
Bit [0]
LCR[7]=1
0 0 0 1
DLM
R/W
BIT [7]
BIT [6]
Bit [5]
Bit [4]
Bit [3]
Bit [2]
Bit [1]
Bit [0]
LCR[7]=1
0 0 1 0
DLD
R/W
0
Bit [3]
Bit [2]
Bit [1]
Bit [0]
LCR[7]=1
0 0 0 1
IER
R/W
0/
0
Modem
Status
Int.
Enable
RX Line
Status
Int.
Enable
TX
Empty
Int.
Enable
RX Data
Int.
Enable
LCR[7]=0
CTS/
DSR#
Int.
Enable
RTS/
DTR#
Int.
Enable
Xon/
Xoff/Sp.
Char. Int.
Enable
0 0 1 0
ISR
R
FIFOs
Enable
FIFOs
Enable
0/
INT
Source
Bit [3]
INT
Source
Bit [2]
INT
Source
Bit [1]
INT
Source
Bit [0]
LCR[7]=0
Delta-
Flow
Cntl
Xoff/spe-
cial char
0 0 1 0
FCR
W
RXFIFO
Trigger
RXFIFO
Trigger
0/
DMA
Mode
TX FIFO
Reset
RX FIFO
Reset
FIFOs
Enable
LCR[7]=0
TXFIFO
Trigger
TX FIFO
Trigger
0 0 1 1
LCR
R/W
Divisor
Enable
Set TX
Break
Set Par-
ity
Even Par-
ity
Parity
Enable
Stop Bits
Word
Length
Bit [1]
Word
Length
Bit [0]
0 1 0 0
MCR
R/W
0/
Internal
Loopback
Enable
(OP2)1
(OP1)1
RTS#
Pin Con-
trol
DTR#
Pin Con-
trol
BRG
Pres-
caler
IR
Enable
XonAny
TX char
Immedi-
ate
RTS/
DTR
Flow Sel
0 1 0 1
LSR
R/W
RX FIFO
ERROR
TSR
Empty
THR
Empty
RX Break
RX
Framing
Error
RX Par-
ity Error
RX
Overrun
RX Data
Ready
0 1 1 0
MSR
R
CD
RI
DSR
CTS
Delta
CD#
Delta
RI#
Delta
DSR#
Delta
CTS#
MSR
W
RS485
DLY-3
RS485
DLY-2
RS485
DLY-1
RS485
DLY-0
Disable
TX
Disable
RX
0 1 1 1
SPR
R/W
Bit [7]
Bit [6]
Bit [5]
Bit [4]
Bit [3]
Bit [2]
Bit [1]
Bit [0]
User Data
1 0 0 0
FCTR
R/W
TRG
Table
Bit [1]
TRG
Table
Bit [0]
Auto
RS485
Enable
Invert IR
RX Input
RTS/
DTR
Hyst
Bit [3]
RTS/
DTR
Hyst
Bit [2]
RTS/
DTR
Hyst
Bit [1]
RTS/
DTR
Hyst
Bit [0]
相關(guān)PDF資料
PDF描述
RPS0J102MCN1GS CAP ALUM 1000UF 6.3V 20% SMD
EMM10DRMN CONN EDGECARD 20POS .156 WW
GBA31DRMN-S288 CONN EDGECARD 62POS .125 EXTEND
CM100505-18NGL INDUCTOR CHIP 18NH 1005 SMD
1-6828247-5 CA,SM,MTRJ-SC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XR17V254IV-F 功能描述:UART 接口集成電路 66MHz Quad PCI UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
XR17V258 制造商:EXAR 制造商全稱:EXAR 功能描述:66MHZ PCI BUS OCTAL UART WITH POWER MANAGEMENT SUPPORT
XR17V258_08 制造商:EXAR 制造商全稱:EXAR 功能描述:66MHZ PCI BUS OCTAL UART WITH POWER MANAGEMENT SUPPORT
XR17V258IV 功能描述:UART 接口集成電路 66MHz Octal PCI UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
XR17V258IV-0A-EVB 功能描述:UART 接口集成電路 Supports V258 144 ld TQFP, PCI Interface RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel