| 摘要 |
<p>An apparatus, comprising a housing; a first connector coupled to the housing and having a first plurality of contacts; a second connector coupled to the housing and having a second plurality of contacts; and a circuit electrically connected to at least one of the first contacts and at least one of the second contacts. The circuit is encapsulated within the housing. The circuit is configured to generate an output signal in response to a resistance sensed at the at least one of the first contacts.</p> |
