參數(shù)資料
型號(hào): XR17D152IM
廠商: EXAR CORP
元件分類: 微控制器/微處理器
英文描述: UNIVERSAL (3.3V AND 5V) PCI BUS DUAL UART
中文描述: 2 CHANNEL(S), 6.25M bps, SERIAL COMM CONTROLLER, PQFP100
封裝: 14 X 14 MM, 1 MM HEIGHT, TQFP-100
文件頁數(shù): 29/68頁
文件大小: 772K
代理商: XR17D152IM
á
REV. 1.2.0
XR17D152
UNIVERSAL (3.3V AND 5V) PCI BUS DUAL UART
29
5.3.2
Receiver Operation in non-FIFO Mode
5.3.3
Receiver Operation with FIFO
F
IGURE
14. R
ECEIVER
O
PERATION
IN
NON
-FIFO M
ODE
F
IGURE
15. R
ECEIVER
O
PERATION
IN
FIFO
AND
F
LOW
C
ONTROL
M
ODE
R eceive D ata S hift
R egister (R S R )
R eceive
D ata B yte
and E rrors
R H R Interrupt (IS R bit-2)
R eceive D ata
H olding R egister
(R H R )
16X or 8X C lock
(8X M O D E R egister)
R eceive D ata C haracters
D ata B it
V alidation
E rror
Tags in
LS R bits
3:1
Receive Data Shift
Register (RSR)
RXFIFO1
16X or 8X Sampling
Clock (8XMODE Reg.)
E
(
E
L
64 bytes by 11-
bit wide FIFO
Receive Data Characters
FIFO Trigger=48
Example:
- FIFO trigger level set at 48 bytes
- RTS/DTR hyasteresis set at +/-8 chars.
Data fills to 56
Data falls to 40
Data Bit
Validation
Receive Data
FIFO
(64-byte)
Receive
Data
Receive Data
Byte and Errors
RHR Interrupt (ISR bit-2) is programmed at
FIFO trigger level (RXTRG).
FIFO is Enable by FCR bit-0=1
RTS#/DTR# de-asserts when data fills above
the trigger level to suspend remote transmitter.
Enable by EFR bit-6=1, MCR bit-2.
RTS#/DTR# re-asserts when data falls below the
trigger level to restart remote transmitter.
Enable by EFR bit-6=1, MCR bit-2.
相關(guān)PDF資料
PDF描述
XR17D158IV UNIVERSAL (3.3V AND 5V) PCI BUS OCTAL UART
XR17D158 UNIVERSAL (3.3V AND 5V) PCI BUS OCTAL UART
XR17D158CV UNIVERSAL (3.3V AND 5V) PCI BUS OCTAL UART
XR17L152IM CAP .068UF 400V PEN FILM 2825 5%
XR17L152 3.3V PCI BUS DUAL UART
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XR17D152IM-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
XR17D154 制造商:EXAR 制造商全稱:EXAR 功能描述:UNIVERSAL (3.3V AND 5V) PCI BUS QUAD UART
XR17D154CV 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
XR17D154CV-0A-EVB 功能描述:界面開發(fā)工具 Supports D154 144 ld TQFP, PCI Interface RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類型:RS-485 工具用于評(píng)估:ADM3485E 接口類型:RS-485 工作電源電壓:3.3 V
XR17D154CV-F 功能描述:UART 接口集成電路 3.3V-5V 64B FIFO temp 0C to 70C; 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