参数资料
型号: XR82C684J/44-F
厂商: Exar Corporation
文件页数: 51/107页
文件大小: 0K
描述: IC UART CMOS QUAD 44PLCC
标准包装: 27
特点: *
通道数: 4,QUART
FIFO's: 3 字节
电源电压: 5V
安装类型: 表面贴装
封装/外壳: 44-LCC(J 形引线)
供应商设备封装: 44-PLCC(16.59x16.59)
包装: 管件
其它名称: 1016-1572-5
XR82C684J/44-F-ND
XR82C684
@0
External Vectored Interrupt Processing (Interrupt
Mode 0)
?0 + 3( ( (% ( (* /$ 1
(%'( % "' E $: ( (%
%% & ( (' I%(, (#
+ 3( ' (% ' (%'( *
' ( * (% (%'( # + 3( %%
$: ,, / 31 $: (% '( 3 /$
'6 3 ,1 %(, + % (
((( '%% * ( %('(, E
?0 + % ( $ # ( (%
3((, /' (* ( 1 ! )%# * 3(,
%%( * $: $ (% '% * (% (
# (% /' 1 (* ( (% ' * *
5 (%'( %
?0 +
% % (, (** (%'( %
40; % (%'( % & ' %
%'(*(' '( % 3(( +K% & %'# 3
( $ %(' ( %(% Table 9
%% (% * % 5 (%'( %#
' % ' % (, 5 %%%
Op-Code (hex)
Mnemonic
Restart
Address (hex)
B
0
0
!B
!
0
0
5B
;
5
0;
0
B
4;
4
40;
40
Table 9. Z-80 CPU Restart Instructions
Used with Vectored Interrupts (Mode 0)
* # ' + '(% ' * *
% 5 (%'( %# ( 3( ,( "'(, (%
(%'( & (, + , 3(
( /%1 %% *3%# ,
' 3( ' /% %%1 '(
" # (* ' 5B. (% !
)% (, $: '&' # (% ' ' % % 3(
; (%'( # + 3( .
( , ' , ' 3( '
'( ( & % Table 9 % (%
% %( * (%(, ( %(' (
,(% (% '( ( &
" * '('( (J(, (% * * (
'%%(,# 3( (*'(, # (% %
( Section C.6.2.3 (% %'( (%'%%% (*'(,
00 + (% "' %
' ' % 3( ?0 +# (
(% (, ( $ ?0 (%
(, ( $
Direct Interrupt Processing (Interrupt Mode 1)
?0 + 3( ( (% ( (* /$ 1
(%'( % "' E $: ( (%
%% & ( (' I%(, (#
+ 3( ' (% ' (%'( *3%#
, ' 3( (' & 3(
& '( ( & '('( %(, *
?0 + (' , ' 3(
' '( ( %&% & $ (% '%#
, ' 3 ' 40. ( &
% (% % %( * (%(, (
( %(' ( (% (' '( (
& ?0 + % (
( (' 3( & %
* /$
'6 3 ,1 + C% '%%% ,
$ (' (# ((% '%% *
( I% % (
Peripheral Vectored Interrupt Processing (Interrupt
Mode 2)
?0 + 3( ( (% ( (* /$ 1
(%'( % "' (% ( / 1 (%
& %* (* % 3(%% ' ' (
I% % * % ( % $:
( * ?0 + (% ( 3%
((, (' ((*& (% * '( (# C%
( ( %('(,
E $: ( (% %% & ( ('
I%(, (# + 3( ' ( '
(% ' (%'( ' (% ' (%'( (%
' # + 3( %% $: %(,
(* ( (' ( %(' (%
,( ' ((, ( (' %
' $: %# ( 3( ' /( ' 1
! )% (% ( ' 3( &
+ + 3( ' , '
'( * & ( ' Please note
that if the IEI input to the QUART (or Zilog peripheral
device) is “low” then the QUART (or Zilog peripheral
device) will be disabled from generating any interrupt
requests to the CPU.
" * (% ' (% % 3 (
Figure 23
$ (% '% 80.0@ (%
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