參數(shù)資料
型號： XR82C684
廠商： Exar Corporation
英文描述： CMOS QUAD CHANNEL UART (QUART)
中文描述： 的CMOS四通道UART（夸脫）
文件頁數(shù)： 19/107頁
文件大小： 2244K
代理商： XR82C684
XR82C684
Bit 7
Description
Bit 4
Bit 5
Bit 6
Start Break:
'% 8! 3 %( % %
6 $* %( (% &# % * 6 & & 3
( (% $* %( (% '(# 6 ,(% 3 %(%%( *
% ''% ( ; (% ' # (J# 85+ % *
6 3( ,(
Stop Break:
8! ( 3( , (, 3(( 3 ( (% 8! 3( ( (,
* ( ( * " ''# (* &# (% %(
Set Rx BRG Select Extend Bit:
% 'K% /'( )2 ' 5"
)(1
Clear Rx BRG Select Extend Bit:
% 'K% /'( )2 '
5" )(1
Set Tx BRG Select Extend Bit:
% 'K% /%( )2 '
5" )(1
Clear Tx BRG Select Extend Bit:
% 'K% /%( )2 '
5" )(1
Set Standby Mode (Channel A):
E (% ' (% ( 6 (
,(%# 3 (% * ' * %(%#'(%#
' -( (( '('(% ' ( %& 3
3
Please note that this command effects the operation of the entire
chip. Normal operation is restored by a hardware reset or by invoking the “SET
ACTIVE MODE” command.
Reset IUS Latch (Channel B):
E (% ' (% ( 6 ( )
,(%#
(% (, ( # ( '%% $
(' $ ' % (%# ( # 3( '% $5
,, /(,1
Select Direct System Clock (Channel C):
3(, 3 55# ( ( 6(, (% ' # (%
(, ( /!(( &% '61 '(*('&# (% % %'(
' '6 *I'& (% (( & 3 # ( (,
( * ((, ) '6 $* % ( /!(( &%%
'61 #
'( * * '% 3( * *
% (
,(%# (% /!((&1 3 6 (% *
/((, %(,1 # % 3( '( %# %'(*( (
Table 15A
Set Active Mode (Channel A):
E (% ' (% ( 6 (
,(%# (% * & %%
(
Set Z-Mode (Channel B):
E (% ' (% ( 6 ( )
,(%# (% ' (( ( (
(%'%%( * K% ( 3( ( # +% %
C.6.2
( * 00 &
Select Divided System Clock (Channel C):
,
Table 15
Table 15A
$* % ( 6% (% ' (
Table 15
Section
(% ' (% % * /' !(' &%% '6 1 '
(% ' 3( /(( & 1 3 6 ( )2 ((, %(,
**' * (% ' (% '
(
Table 15
Table 15A Please note that this command effects the baud rates
for all four channels of the QUART.
Reserved
Reserved
& * * %
Table 2. Miscellaneous Commands, Upper Nibble of All Command Registers, Unless Otherwise Specified
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相關代理商/技術參數(shù)
參數(shù)描述
XR82C68444 制造商:EXAR 制造商全稱:EXAR 功能描述:CMOS QUAD CHANNEL UART (QUART)
XR82C684CJ 制造商:EXAR 制造商全稱:EXAR 功能描述:CMOS QUAD CHANNEL UART (QUART)
XR82C684CJ/44 制造商:EXAR 制造商全稱:EXAR 功能描述:CMOS QUAD CHANNEL UART (QUART)
XR82C684CJ/44-0A-EB 功能描述:界面開發(fā)工具 Supports 82C684 44ld PLCC, ISA Interface RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類型:RS-485 工具用于評估:ADM3485E 接口類型:RS-485 工作電源電壓:3.3 V
XR82C684CJ/44-F 功能描述:UART 接口集成電路 0.5V-2V UART temp 0C to 70C 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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