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參數(shù)資料
| 型號(hào)： | XR88C681 |
| 廠商： | Exar Corporation |
| 英文描述： | CMOS DUAL CHANNEL UART (DUART) |
| 中文描述： | CMOS雙通道UART（杜阿爾特） |
| 文件頁(yè)數(shù)： | 77/99頁(yè) |
| 文件大小： | 1913K |
| 代理商： | XR88C681 |
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XR88C681
>>
(% ( (% % + -( ''" ( ( '$ (+
, ( (% & $'$ ( ! ''
#+ C2D$% % C*'3D$" (%
(" ' % ( ( %%$ (
2 D '$ % (3$ %
%
Table 3
this bit, in the Status Register will remain set, for all
subsequent characters, independent of the condition of
these received characters, until the “RESET ERROR
STATUS” command has been invoked.
C22
Please notethat ifthe ErrorMode is“Block”
SRn[5] Parity Error
(% ( (% %
,#GD
'%$(- '' ( $ # % '($
( ('' (&
CB#8 ,#GD
-$
C 2
(+
$%
$
#+ 2 $ % % C'D $" (%
( & (% '
(% ( (% % + -( ''" ( ( '$ (+
'($ (& (% '' ( ! ''
+ 8 #+
#+ C2D$% % C*'3D$" (%
(" ' % ( ( %%$ (
2 D '$ % (3$ %
%
Table 3
this bit, in the Status Register will remain set, for all
subsequent characters, independent of the condition of
these received characters, until the “RESET ERROR
STATUS” command has been invoked.
C22
Please notethat ifthe ErrorMode is“Block”
SRn[4] Overrun Error
#+ %" (% ( ($('%
'($ $
''
# (% + $ '' (%
$& (
((- + & # %((
B(%''%" ''( (%(
''% (
%" ( (% % '( +
Please note that unlike the Status Register bits for FE
(Framing Error), PE (Parity Error) and RB (Received
Break),theOE(OverrunError)indicatorisalwaysflagged
on a “Block” Error Mode basis
2 '$(( (%
+--$
'''' %(%" $ &
'$ C222D'$(%
(3$
SRn[3] Transmitter Empty (TXEMT)
(% ( (% %
+ %(%%( + % % ( + '' $ (+
(%
'' (
%(%%( (% ( (% '$
$(%$"
, (% ''
8
%( $% # (% %
8
((-
%( (%
SRn[2] Transmitter Ready (TXRDY)
(% (" %" ($('%
$& '' '' + ,
'$ ,(% '' 8"
$ (% % '' (% %+$
5G (% % %( (% (((& $ $
(% %
%( (% $(%$
$$ ( 8 ( %( (% $(%$ (
%($
8 (% & $
( (%
'%
SRn[1] FIFO Full (FFULL)
(% ( (% %
8 $ %+'%% ( '+"
(" # %((% ''($ #(%%
, $% 8 #+ '' (% ((- (
'% # (% +" 99 (
, $% 8
'' (% %+$ +
%
SRn[0] Receiver Ready (RXRDY)
(% ( ($('%
'($ $(%((-( # $& ,
# (% % '' (% %+$ +
8 $ (% '$ (
'' '& %$ ( #
% '' %
, $%
%
Please note that some of the conditions that are flagged
by the Status Register can also be programmed to
generate an Interrupt Request to the CPU.
8"
% '$((% +--$ & %
-(%
'
-$
-
# % '$((% (%$ 4
N/O (- 2
N6O ,(& 2
N<O 2
+"(+%&% ''3(-(% &$"
% (% '$$ ($ ' '' &
''3(- % -(%
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| XR88C681CJ | CMOS DUAL CHANNEL UART (DUART) |
| XR88C681J | CMOS DUAL CHANNEL UART (DUART) |
| XR88C92CJ | DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER |
| XR88C92CP | DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER |
| XR88C92CV | DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| XR-88C681/24CN | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:UART |
| XR-88C681/24N | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:UART |
| XR-88C681/28CN | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:UART |
| XR-88C681/28CP | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:UART |
| XR-88C681/28M | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:UART |
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