s908qc16vdse Freescale Semiconductor, Inc, s908qc16vdse Datasheet - Page 91

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s908qc16vdse

Manufacturer Part Number
s908qc16vdse
Description
M68hc08 Microcontrollers
Manufacturer
Freescale Semiconductor, Inc
Datasheet
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.
KBIP5–KBIP0 — Keyboard Interrupt Polarity Bits
Freescale Semiconductor
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
Reset:
Read:
Write:
MC68HC908QC16 • MC68HC908QC8 • MC68HC908QC4 Data Sheet, Rev. 4
Figure 8-5. Keyboard Interrupt Polarity Register (KBIPR)
Bit 7
0
0
= Unimplemented
6
0
0
KBIP5
5
0
KBIP4
4
0
KBIP3
3
0
KBIP2
2
0
KBIP1
1
0
KBIP0
Bit 0
0
Registers
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