Renesas R8C/18 Series Hardware Manual page 106

R8C/18 Group, R8C/19 Group
Key Input Enable Register
b7 b6 b5 b4 b3 b2 b1 b0
NOTE:
1. The IR bit in the KUPIC register may be set to 1 (requests interrupt) w hen the KIEN register is rew ritten.
Refer to 12.5.5 Changing Interrupt Sources.
Figure 12.18 KIEN Register
Rev.1.30 Apr 14, 2006
REJ09B0222-0130
(1)
Symbol Address
0098h
KIEN
Bit Symbol Bit Name
KI0 input enable bit
KI0EN
KI0 input polarity select bit
KI0PL
KI1 input enable bit
KI1EN
KI1 input polarity select bit
KI1PL
KI2 input enable bit
KI2EN
KI2 input polarity select bit
KI2PL
KI3 input enable bit
KI3EN
KI3 input polarity select bit
KI3PL
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After Reset
00h
Function
0 : Disable
1 : Enable
0 : Falling edge
1 : Rising edge
0 : Disable
1 : Enable
0 : Falling edge
1 : Rising edge
0 : Disable
1 : Enable
0 : Falling edge
1 : Rising edge
0 : Disable
1 : Enable
0 : Falling edge
1 : Rising edge
12. Interrupts
RW
RW
RW
RW
RW
RW
RW
RW
RW