Microcontrollers Data Sheet

MC68HC(7)08KH12 — Rev. 1.1 Advance Information
Freescale Semiconductor
221
Table 15-1. KBI I/O Register Summary
Addr. Register Name Bit 7 6 5 4 3 2 1 Bit 0
$000C
Port D Keyboard Status and
Control Register
(KBDSCR)
Read: 0000KEYDF0
IMASKD MODED
Write:
ACKD
Reset:00000000
$000D
Port D Keyboard Interrupt
Enable Register
(KBDIER)
Read:
KBDIE7 KBDIE6 KBDIE5 KBDIE4 KBDIE3 KBDIE2 KBDIE1 KBDIE0
Write:
Reset:00000000
$000E
Port E Keyboard Status and
Control Register
(KBESCR)
Read: 0000KEYEF 0
IMASKE MODEE
Write:
ACKE
Reset:00000000
$000F
Port E Keyboard Interrupt
Enable Register
(KBEIER)
Read:
PEPE3 PEPE2 PEPE1 PEPE0 KBEIE3 KBEIE2 KBEIE1 KBEIE0
Write:
Reset:00000000
$0040
Port F Keyboard Status and
Control Register
(KBFSCR)
Read: 0000KEYFF 0
IMASKF MODEF
Write:
ACKF
Reset:00000000
$0041
Port F Keyboard Interrupt
Enable Register
(KBFIER)
Read:
KBFIE7 KBFIE6 KBFIE5 KBFIE4 KBFIE3 KBFIE2 KBFIE1 KBFIE0
Write:
Reset:00000000
$0042
Port F Pull-up Enable
Register
(PFPER)
Read:
PFPE7 PFPE6 PFPE5 PFPE4 PFPE3 PFPE2 PFPE1 PFPE0
Write:
Reset:11111111
= Unimplemented