REV. 1.3.2 5V PCI BUS QUAD UART 39 FCR[7:6]: Receive FIFO Trigger Select (logic 0 = default, RX trigger level =1) The FCTR Bits 6-7" />
參數(shù)資料
型號: XR17C154CV-F
廠商: Exar Corporation
文件頁數(shù): 33/62頁
文件大?。?/td> 0K
描述: IC UART PCI BUS QUAD 144LQFP
標(biāo)準(zhǔn)包裝: 60
特點(diǎn): *
通道數(shù): 4,QUART
FIFO's: 64 字節(jié)
規(guī)程: RS485
電源電壓: 5V
帶自動流量控制功能:
帶IrDA 編碼器/解碼器:
帶故障啟動位檢測功能:
帶調(diào)制解調(diào)器控制功能:
安裝類型: 表面貼裝
封裝/外殼: 144-LQFP
供應(yīng)商設(shè)備封裝: 144-LQFP(20x20)
包裝: 托盤
xr
XR17C154
REV. 1.3.2
5V PCI BUS QUAD UART
39
FCR[7:6]: Receive FIFO Trigger Select
(logic 0 = default, RX trigger level =1)
The FCTR Bits 6-7 are associated with these 2 bits. These 2 bits are used to set the trigger level for the receiv-
er FIFO interrupt. Table 14 shows the complete selections. Note that the receiver and the transmitter cannot
use different trigger tables. Whichever selection is made last applies to both the RX and TX side.
TABLE 14: TRANSMIT AND RECEIVE FIFO TRIGGER LEVEL SELECTION
TRIGGER
TABLE
FCTR
BIT-7
FCTR
BIT-6
FCR
BIT-7
FCR
BIT-6
FCR
BIT-5
FCR
BIT
-4
RECEIVE
TRIGGER LEVEL
TRANSMIT
TRIGGER
LEVEL
COMPATIBILITY
Table A
0
1
0
1
0
1
0
1 (default)
4
8
14
1 (default)
16C550, 16C2550,
16C2552, 16C554,
16C580 compati-
ble.
Table B
0
1
0
1
0
1
0
1
0
1
0
1
0
1
8
16
24
28
16
8
24
30
16C650A compati-
ble.
Table C
1
0
1
0
1
0
1
0
1
0
1
0
1
8
16
56
60
8
16
32
56
16C654 compati-
ble.
Table D
1
X
Programmable Programmable 16C850, 16C2850,
16C2852, 16C854,
16C864, 16L2750,
16L2751, 16L2752
compatible.
相關(guān)PDF資料
PDF描述
ATMEGA165P-16AUR IC AVR MCU 16K 16MHZ 64-TQFP
ATMEGA165PV-8AUR IC AVR MCU 16K 8MHZ 64-TQFP
XR16C864IQTR-F IC UART FIFO 128B QUAD 100QFP
XR16C864CQTR-F IC UART FIFO 128B QUAD 100QFP
XR16C854DCV-F IC UART FIFO 128B QUAD 64LQFP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XR17C154CVTR-F 制造商:Exar Corporation 功能描述:UART 4-CH 64Byte FIFO 5V 144-Pin LQFP T/R 制造商:Exar Corporation 功能描述:XR17C154CVTR-F
XR17C154IV 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
XR17C154IV-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
XR17C154IVTR-F 制造商:Exar Corporation 功能描述:UART 4-CH 64Byte FIFO 5V 144-Pin LQFP T/R 制造商:Exar Corporation 功能描述:XR17C154IVTR-F
XR17C158 制造商:EXAR 制造商全稱:EXAR 功能描述:5V PCI BUS OCTAL UART