User Manual

EP7309/11/12 User’s Manual - DS508UM4 10-3
Copyright Cirrus Logic, Inc. 2003
Keyboard Interface
1010
10
the default state.
• KBD6 is set: Lowest 6 b its of P ort A are OR’ed together to produce the
internal w akeup signal and th e keyboard interrupt request. The upp er two
bits on port A are a vailable as GPIOs.