XR82C684CJTR/44-F View Datasheet(PDF) - Exar Corporation

Part Name

Description

MFG CO.

XR82C684CJTR/44-F

CMOS Quad Channel UART (QUART)

Exar Corporation 

Prev 71 72 73 74 75 76 77 78 79 80 Next

XR82C684

%(
 '6 *  ((, ) '6

8

%(  (* ,(%

  ! )%7

+ ! * 

 
+

8!

, (,

( !

%( ; (, ,(%

Figure 40. A Simplified Drawing Depicting the Transmit Shift Register and the Transmit Holding Register

E   %( (% (  ('(#   8!

 *    (' '  3(  ' ( %&

6(,    ,(' / (, 1 ; 3# C% (    

%(%%( *  ' '#   %( %  

'( & ,(,  /1 (    ( (%

%('&   8!   ,,(, / 31 *   ( ( #

*  3(,  ( (     + ( *   '(,

' ' $(& * %(%%( *   

%( $

   )(

8!







(#   % %(,(*(' ( *   ' ' 3(  %

*(%# *  3 &  ,%%(&   %(,(*(' (% $*  

' ('(   '  '% *  (#   %( 3(

%  /(&1 ( 3    % %(,(*(' ( *  

' '    + ( Figure 41 %%  

3*  *  *   %( 8!  $

 (% '%#   %( (% % 9!.# 3( 0:   ' 

0 (%  ' '# : (&#   )(











 )(

  )(

Figure 41. The Output Waveform of the Transmitter While Sending 5D (8-N-1 Protocol)

   '   ,  ,  $

I%   
+ & %(, $PQ# $P@Q# $PQ

 $P@Q * 
% # )#
#  ! %'(& $

 (% '%#    3  ,  $

I% &(  %( ;    &

* ' '%  
+ ' %('  (% ( I%

& 3((,  ' '    & ;

 

B0

Share Link: