Cirrus Logic EP73xx - Manual (Page 103)

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 bits of Port A are OR’ed together to produce the
internal wakeup signal and the keyboard interrupt request. The upper two
bits on port A are available as GPIOs.