XR82C684
$ %&# ((, '6 ,(%
% ((& , (& &
% %(% ((, ) '6 ,(% %
''%% * 3(, % '%7
44 (** % ( % ( )2
3 -(%# 3 (' ' ' *(,
, ( % 3 (' ( *
)2%
$% ((, ) '6 ( % $
+ (% 3 (' 3% % * " ' '6 %(,
% , '% (
E. INPUT PORT
$ + ' %(%% * . ( (% $+ $+9
$ + ' % % , % (
' , % % * %
(% * %'( *'( % ' % * (%
(% ' ' & + & (,
$+ ,(% * ,(' %% * $+ $+B ( (%
$+ ,(% * ,(' %% * $+0 $+9 (
(% (, ( %(, $+ ( %% ( ,(' /1
( $+PQ ( %(( # 3( ( $+ ,(% * $
+ (% $+ $+B ((&# (, ( %(, $+
( %% ( ,(' /1 ( $+P 0Q ( %(( # 3( (
$+ ,(% * $ + (% $+0 $+9
E.1 Alternate Functions for the Input Port
Table 17 %'(% %% * ( (%#
%' % ' '6 (% * 3 ' %(,%
('% (* %& % 3 ,
*'( * $+ ,(%% 3( % 3 ,(' %
(# ,%% * (% , *'(
Input Port
$+
$+
$+
$+4
$+@
$+9
$+.
$+B
Alternate Function(s)
Approach to Program Alternate Functions
7 ( *
Note: this input is Active Low, for the CTS func-
tion.
$+ ' , *'( % ( &
%(, P@Q L ( (%'%%( (%
*'( # % % Section D.3.
)7 ( * )
: 7 (% ( (% '( < 3 * *'
(
$+ ' , *'( % ) ( &
%(, )P@Q L ( (%'%%( (%
*'( # % % Section D.3.
G587 -( D 5" '6 $ $+ ' , *'( % " ' '6
( * -( D & %(, P.7@Q L P# # Q
( (%'%%( ( **' * (% '(
% % Section D.2
8G587 5" '6 ( * %(
$+4 ' , *'( % " ' '6
( * %( * & %(, P47Q
L P# # # Q ( % .8 '6#
P47Q L P# # # Q ( % 8
'6
8G587 5" '6 ( * '(
$+@ ' , *'( % " ' '6
( * '( * & %(, PB7@Q L
P# # # Q ( % .8 '6#
PB7@Q L P# # # Q ( % 8
'6
8)G587 5" '6 ( * %(
)
$+9 ' , *'( % " ' '6
( * %( * ) & %(, )P47Q
L P# # # Q ( % .8 '6#
)P47Q L P# # # Q ( % 8
'6
8)G587 5" '6 ( * '(
)
$+. ' , *'( % " ' '6
( * '( * ) & %(, )PB7@Q L
P# # # Q ( % .8 '6# )PB7@Q
L P# # # Q ( % 8 '6
:
:-
.