[General] problem with proteus running a fulladder

Status
Not open for further replies.

ellen

Newbie level 4
Joined
Jan 17, 2015
Messages
6
Helped
0
Reputation
0
Reaction score
0
Trophy points
1
Activity points
47
Hi

i designed a fulladder in proteus.it is working.
but when i gather them in one block.one of the logic probes that present the outputs digits show a qoestion mark(high impedans)i think
why??
confused by this happening.
 

Status
Not open for further replies.

Similar threads

Cookies are required to use this site. You must accept them to continue using the site. Learn more…