MC68HC908QC16_07 Datasheet, PDF (91/274 Pages) Freescale Semiconductor, Inc – Microcontrollers

Registers
8.8.3 Keyboard Interrupt Polarity Register (KBIPR)
KBIPR determines the polarity of the enabled keyboard interrupt pin and enables the appropriate pullup
or pulldown device.
Read:
Write:
Reset:
Bit 7
6
5
4
3
2
1
Bit 0
0
0
KBIP5 KBIP4 KBIP3 KBIP2 KBIP1 KBIP0
0
0
0
0
0
0
0
0
= Unimplemented
Figure 8-5. Keyboard Interrupt Polarity Register (KBIPR)
KBIP5–KBIP0 — Keyboard Interrupt Polarity Bits
Each of these read/write bits enables the polarity of the keyboard interrupt detection.
1 = Keyboard polarity is high level and/or rising edge
0 = Keyboard polarity is low level and/or falling edge
MC68HC908QC16 • MC68HC908QC8 • MC68HC908QC4 Data Sheet, Rev. 3
Freescale Semiconductor
91