318Views2Replies

Author Options:

How come a mini USB drive has 5 contacts when a normal USB drive has only 4 contacts? Answered

Discussions

0
None
NachoMahma

Best Answer 9 years ago

. Wikipedia is your friend
. Mini uses the extra pin for:
. Pin: 4
. Name: ID
. Description: permits distinction of Micro-A- and Micro-B-Plug (Type A: connected to Ground; Type B: not connected)

0
None
jeff-o

9 years ago

The extra contact is probably connected to ground.