参数资料
型号: XR68C681P-F
厂商: Exar Corporation
文件页数: 35/75页
文件大小: 0K
描述: IC UART CMOS DUAL 40PDIP
标准包装: 9
特点: *
通道数: 2,DUART
FIFO's: 1 字节,3 字节
电源电压: 5V
安装类型: 通孔
封装/外壳: 40-DIP(0.600",15.24mm)
供应商设备封装: 40-PDIP
包装: 管件
XR68C681
=
State of Output Port Pins (OP7 - OP0)
#(( ,M@4N
( ,M@4N
*%" @
$$%% 2
Figure 14. Illustration of the “SET OUTPUT PORT BIT” Command and its
Effect on the Output Port Register and the State of the Output Port Pins.
# %&" + H2 , , *#I
'$K
J K %% ( '- + ,MN"
( ,
J K %% ( ,MN J HI" $ ("
, J HI
F.1.2 CLEAR OUTPUT PORT BITS COMMAND
'$ + (3(- (% '$ (% & %((
+ H2 , , *# 8IK
!' % (% $$%% /
+ M,@"",N
& HI (% H(I (% $$%%"
'%$(- ( ( , -(% (% % -(' HI
$ '%$(- (" , (% %
-(' H(-I & HI (% ( (% $$%%"
% + '%$(- , -(% (" $ (
% + ( (% '-$
!4
% '% + , -(%"
, J M" " " " " " " N %C&" % +
(% 4
M,@" ,/" ,6" ,=" ,1" ," ," ,N J M" " " "
" " " N
#+ ( M@""N J M" " " " " " " N
$$%% /" %(- '% +
-(% ( 4
,M@4N J M" " " " " " " N
" %(- % + (% ( 4
M,@" ,/" ,6" ,=" ,1" ," ," ,N J M" " " "
" " " N
(% ! + H2 , , *#
8I '$ (% (%$ ( Figure 15.
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