參數(shù)資料
型號(hào)： XR16C2852
廠商： Exar Corporation
英文描述： 3.3V AND 5V DUART WITH 128-BYTE FIFO
中文描述： 3.3V和5V杜阿爾特128字節(jié)FIFO
文件頁數(shù)： 18/42頁
文件大?。?/td> 574K
代理商： XR16C2852
á
3.3V AND 5V DUART WITH 128-BYTE FIFO
XR16C2852
REV. 2.0.0
18
3.0
Each of the UART channel in the 2852 has its own set
of configuration registers selected by address lines
UART INTERNAL REGISTERS
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
A2,A1,A0 A
DDRESSES
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
0 1 1
LCR - Line Control Register
Read/Write
1 0 0
MCR - Modem Control Register
Read/Write
LCR[7] = 0
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[7] = 0
FCTR[6] = 0
1 1 1
FLVL - TX/RX FIFO Level Counter Register
Read-only
LCR[7] = 0
FCTR[6] = 1
1 1 1
EMSR - Enhanced Mode Select Register
Write-only
E
NHANCED
R
EGISTERS
0 0 0
TRG - TX/RX FIFO Trigger Level Register
FC - TX/RX FIFO Level Counter Register
Write-only
Read-only
LCR = 0xBF
0 0 1
FCTR - Feature Control Reg
Read/Write
0 1 0
EFR - Enhanced Function Reg
Read/Write
1 0 0
Xon-1 - Xoff Character 1
Read/Write
1 0 1
Xon-2 - Xoff Character 2
Read/Write
1 1 0
Xoff-1 - Xon Character 1
Read/Write
1 1 1
Xoff-2 - Xon Character 2
Read/Write
相關(guān)PDF資料
PDF描述
XR16C2852CJ 3.3V AND 5V DUART WITH 128-BYTE FIFO
XR16C2852IJ 3.3V AND 5V DUART WITH 128-BYTE FIFO
XR16C850CJ UART with 128-byte FIFO’s FIFO Counters and Half-duplex Control
XR16C850CM UART with 128-byte FIFO’s FIFO Counters and Half-duplex Control
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XR16C2852_05 制造商:EXAR 制造商全稱:EXAR 功能描述:2.97V TO 5.5V DUAL UART WITH 128-BYTE FIFOS
XR16C2852CJ 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述:
XR16C2852CJ-0A-EB 功能描述:UART 接口集成電路 Supports C2852 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
XR16C2852CJ-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
XR16C2852CJTR-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
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