CHAPTER 12 PORT FUNCTIONS
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User’s Manual U15195EJ5V0UD
(1) Timer 10 noise elimination time selection register (NRC10)
The NRC10 register is used to set the clock source of timer 10 input pin noise elimination time.
It can be read or written in 8-bit or 1-bit units.
Caution The noise elimination function starts operating by setting the TM1CE0 bit of the TMC10
register to 1 (enabling count operations).
7
0
NRC10
6
0
5
0
4
0
3
0
2
0
1
NRC101
0
NRC100
Address
FFFFF5F8H
After reset
00H
Bit position
Bit name
Function
Selects the TIUD10/TO10, TCUD10/INTP100, and TCLR10/INTP101 pin noise elimination
clocks.
NRC101
NRC100
Noise elimination clocks
0 0
f
XXTM10
/8
0 1
f
XXTM10
/4
1 0
f
XXTM10
/2
1 1
f
XXTM10
1, 0
NRC101,
NRC100
Remark
f
XXTM10
: Clock of TM10 selected by PRM02 register (be sure to set PRM02 =
01H)