Renesas rl78 User Manual
RL78/G1A
CHAPTER 17 KEY INTERRUPT FUNCTION
Figure 17-1. Block Diagram of Key Interrupt
KR5
KR4
KR3
KR2
KR1
KR0
KRF1
KRMD
KRM01
KRF3
KRMD
KRM03
KRF5
KRMD
KRM05
KRMD
KRF4
KRM04
KRF2
KRMD
KRM02
INTKR
KRF0
KRMD
KRM00
KREG
KREG
KREG
KREG
KREG
KREG
KR6
KRM06
KREG
KR7
KRM07
KREG
KR8
KRM08
KREG
KR9
KRM09
KREG
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Remark
(KR0 to KR3):
25-pin products
KR0 (KR0 to KR5): 32-pin products
KR0 to KR5:
48-pin products
KR0 to KR9:
64-pin products
Functions in parentheses in the above figure can be assigned via settings in the peripheral I/O
redirection register (PIOR)
R01UH0305EJ0200 Rev.2.00
716
Jul 04, 2013