參數(shù)資料
型號(hào)： XR16L2752
廠商： Exar Corporation
英文描述： 2.25V TO 5.5V DUART WITH 64-BYTE FIFO
中文描述： 2.25V至5.5V的杜阿爾特64字節(jié)FIFO
文件頁數(shù)： 20/49頁
文件大?。?/td> 619K
代理商： XR16L2752
XR16L2752
2.25V TO 5.5V DUART WITH 64-BYTE FIFO
xr
REV. 1.2.0
20
3.0
UART INTERNAL REGISTERS
Each of the UART channel in the 2752 has its own set of configuration registers selected by address lines A0,
A1 and A2 with CS# and CHSEL selecting the channel. The complete register set is shown in
Table 7
and
Table 8
.
T
ABLE
7: UART CHANNEL A AND B UART INTERNAL REGISTERS
A
DDRESSES
A2 A1 A0
R
EGISTER
R
EAD
/W
RITE
C
OMMENTS
16C550 C
OMPATIBLE
R
EGISTERS
0 0 0
RHR - Receive Holding Register
THR - Transmit Holding Register
Read-only
Write-only
LCR[7] = 0
0 0 0
DLL - Div Latch Low Byte
Read/Write
LCR[7] = 1, LCR
≠
0xBF
0 0 1
DLM - Div Latch High Byte
Read/Write
0 1 0
AFR - Alternate Function Register
Read/Write
0 0 0
DREV - Device Revision Code
Read-only
DLL, DLM
=
0x00,
LCR[7] = 1, LCR
≠
0xBF
0 0 1
DVID - Device Identification Code
Read-only
0 0 1
IER - Interrupt Enable Register
Read/Write
LCR[7] = 0
0 1 0
ISR - Interrupt Status Register
FCR - FIFO Control Register
Read-only
Write-only
LCR[7] = 0
0 1 1
LCR - Line Control Register
Read/Write
1 0 0
MCR - Modem Control Register
Read/Write
LCR
≠
0xBF
1 0 1
LSR - Line Status Register
Reserved
Read-only
Write-only
1 1 0
MSR - Modem Status Register
Reserved
Read-only
Write-only
1 1 1
SPR - Scratch Pad Register
Read/Write
LCR
≠
0xBF, FCTR[6] = 0
1 1 1
FLVL - RX/TX FIFO Level Counter Register
Read-only
LCR
≠
0xBF, FCTR[6] = 1
1 1 1
EMSR - Enhanced Mode Select Register
Write-only
E
NHANCED
R
EGISTERS
0 0 0
TRG -RX/TX FIFO Trigger Level Register
FC - RX/TX FIFO Level Counter Register
Write-only
Read-only
LCR = 0xBF
0 0 1
FCTR - Feature Control Register
Read/Write
0 1 0
EFR - Enhanced Function Register
Read/Write
1 0 0
Xon-1 - Xon Character 1
Read/Write
1 0 1
Xon-2 - Xon Character 2
Read/Write
1 1 0
Xoff-1 - Xoff Character 1
Read/Write
1 1 1
Xoff-2 - Xoff Character 2
Read/Write
相關(guān)PDF資料
PDF描述
XR16L2752CJ 2.25V TO 5.5V DUART WITH 64-BYTE FIFO
XR16L2752IJ 2.25V TO 5.5V DUART WITH 64-BYTE FIFO
XR16L580 SMALLEST 2.25V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE
XR16L580IL SMALLEST 2.25V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE
XR16L580IM SMALLEST 2.25V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XR16L2752CJ 制造商:EXAR 制造商全稱:EXAR 功能描述:2.25V TO 5.5V DUART WITH 64-BYTE FIFO
XR16L2752CJ-0A-EB 功能描述:UART 接口集成電路 Supports L2750 44 ld PLCC, ISA 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
XR16L2752CJ-F 功能描述:UART 接口集成電路 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
XR16L2752CJTR-F 功能描述:UART 接口集成電路 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
XR16L2752IJ 制造商:EXAR 制造商全稱:EXAR 功能描述:2.25V TO 5.5V DUART WITH 64-BYTE FIFO
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