REV. 1.0.0 TABLE
參數(shù)資料
型號(hào): XR20M1280L40-0B-EB
廠商: Exar Corporation
文件頁(yè)數(shù): 21/63頁(yè)
文件大?。?/td> 0K
描述: EVAL BOARD FOR XR20M1280L40
產(chǎn)品培訓(xùn)模塊: XR21V141x Full-Speed USB UART Family
UARTs with Integrated Level Shifters
標(biāo)準(zhǔn)包裝: 1
主要目的: 接口,UART
已用 IC / 零件: XR20M1280L40
已供物品:
其它名稱(chēng): 1016-1627
XR20M1280
28
I2C/SPI UART WITH 128-BYTE FIFO AND INTEGRATED LEVEL SHIFTERS
REV. 1.0.0
TABLE 10: INTERNAL REGISTERS DESCRIPTION. SHADED BITS ARE ENABLED WHEN EFR BIT-4=1
ADDRESS
A2-A0
REG
NAME
READ/
WRITE
BIT-7
BIT-6
BIT-5
BIT-4
BIT-3
BIT-2
BIT-1
BIT-0
COMMENT
16C550 Compatible Registers
0 0 0
RHR
RD
Bit-7
Bit-6
Bit-5
Bit-4
Bit-3
Bit-2
Bit-1
Bit-0
LCR[7] = 0
0 0 0
THR
WR
Bit-7
Bit-6
Bit-5
Bit-4
Bit-3
Bit-2
Bit-1
Bit-0
0 0 1
IER
RD/WR
0/
Modem
Stat. Int.
Enable
RXLine
Stat.
Int.
Enable
TX
Empty
Int
Enable
RX Data
Int.
Enable
CTS#
Int.
Enable
RTS#
Int.
Enable
Xoff Int.
Enable
Sleep
Mode
Enable
0 1 0
ISR
RD
FIFOs
Enabled
FIFOs
Enabled
0/
INT
Source
Bit-3
INT
Source
Bit-2
INT
Source
Bit-1
INT
Source
Bit-0
LCR[7] = 0
if EFR[4]=1
or
LCR
≠0xBF
if EFR[4]=0
RTS
CTS
Interrupt
Xoff
Interrupt
0 1 0
FCR
WR
RXFIFO
Trigger
RXFIFO
Trigger
TXFIFO
Trigger
TXFIFO
Trigger
Wake up
Int Enable
TX
FIFO
Reset
RX
FIFO
Reset
FIFOs
Enable
0 1 1
LCR
RD/WR Divisor
Enable
Set TX
Break
Set
Parity
Even
Parity
Enable
Stop
Bits
Word
Length
Bit-1
Word
Length
Bit-0
1 0 0
MCR
RD/WR
0/
Internal
Lopback
Enable
OP2#
OP1#/
RTS#
Output
Control
DTR#
Output
Control
LCR
≠0xBF
BRG
Pres-
caler
IR Mode
ENable
XonAny
GPIO
Select
1 0 1
LSR
RD
RX FIFO
Global
Error
THR &
TSR
Empty
THR
Empty
RX Break RX Fram-
ing Error
RX
Parity
Error
RX
Over-
run
Error
RX Data
Ready
1 0 1
SHR
WR
RS-485
Setup
Bit-3
RS-485
Setup
Bit-2
RS-485
Setup
Bit-1
RS-485
Setup
Bit-0
RS-485
Delay
Bit-3/
Hystere-
sis
Bit-3
RS-485
Delay
Bit-2/
Hyster-
esis
Bit-2
RS-485
Delay
Bit-1/
Hyster-
esis
Bit-1
RS-485
Delay
Bit-0/
Hystere-
sis
Bit-0
1 1 0
MSR
RD
CD#
Input
RI#
Input
DSR#
Input
CTS#
Input
Delta
CD#
Delta
RI#
Delta
DSR#
Delta
CTS#
1 1 0
SFR
WR
TX
9-bit
Enable
9-bit
mode
Disable
RX
Disable
TX
Fast
IR
GPIO
INT
Enable
GPIO
[15:8]/
[7:0]
Select
GPIO
Access
1 1 1
SPR
RD/WR
Bit-7
Bit-6
Bit-5
Bit-4
Bit-3
Bit-2
Bit-1
Bit-0
LCR
≠0xBF
FCTR[6]=0
SFR[0]=0
1 1 1
GPIOLVL RD/WR Bit-15/
Bit-7
Bit-14/
Bit-6
Bit-13/
Bit-5
Bit-12/
Bit-4
Bit-11/
Bit-3
Bit-10/
Bit-2
Bit-9/
Bit-1
Bit-8/
Bit-0
LCR
≠0xBF
FCTR[6]=0
SFR[0]=1
相關(guān)PDF資料
PDF描述
RBB24DHLN CONN EDGECARD 48POS DIP .050 SLD
RBB24DHLD CONN EDGECARD 48POS DIP .050 SLD
EBM25DRUI CONN EDGECARD 50POS DIP .156 SLD
HMC07DRYS CONN EDGECARD 14POS DIP .100 SLD
HCC12DRYS CONN EDGECARD 24POS DIP .100 SLD
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XR20V2170 制造商:EXAR 制造商全稱(chēng):EXAR 功能描述:I2C/SPI UART WITH 64-BYTE FIFO AND RS232 TRANSCEIVER
XR20V2170IL40 制造商:EXAR 制造商全稱(chēng):EXAR 功能描述:I2C/SPI UART WITH 64-BYTE FIFO AND RS232 TRANSCEIVER
XR20V2170IL40-F 功能描述:UART 接口集成電路 Transceiver 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
XR20V2170L40-0A-EB 功能描述:界面開(kāi)發(fā)工具 Supports V2170 40pin QFN,I2C Interface RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類(lèi)型:RS-485 工具用于評(píng)估:ADM3485E 接口類(lèi)型:RS-485 工作電源電壓:3.3 V
XR20V2170L40-0B-EB 功能描述:UART 接口集成電路 Supports V2170 40pin QFN,SPI 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