Noise Filter Control Registers - Panasonic MN103S User Manual

Chapter 5
Interrupt Controller
5.4.5

Noise Filter Control Registers

This register is used to specify how to control noise filters, that is , specify whether to enable or disable noise fil-
ter for external interrupts as desired.
Noise Filter Control Register (NFCNT: 0x0000A054) [8, 16-bit access register]
bp 15
Flag -
At reset 0
Access R
bp Flag
15-9 -
8 NFCNT8
7 NFCNT7
6 NFCNT6
5 NFCNT5
4 NFCNT4
3 NFCNT3
2 NFCNT2
1 NFCNT1
0 NFCNT0
V - 44 Noise Filter Function
14 13 12 11 10
- - - - -
0 0 0 0 0
R R R R R
Description
-
IRQ8 noise filter enable/disable
IRQ7 noise filter enable/disable
IRQ6 noise filter enable/disable
IRQ5 noise filter enable/disable
IRQ4 noise filter enable/disable
IRQ3 noise filter enable/disable
IRQ2 noise filter enable/disable
IRQ1 noise filter enable/disable
IRQ0 noise filter enable/disable
9 8 7 6
- NF NF NF
CNT8 CNT7 CNT6
0 0 0 0
R R/W R/W R/W
Set condition
-
0: Disabled
1: Enabled
0: Disabled
1: Enabled
0: Disabled
1: Enabled
0: Disabled
1: Enabled
0: Disabled
1: Enabled
0: Disabled
1: Enabled
0: Disabled
1: Enabled
0: Disabled
1: Enabled
0: Disabled
1: Enabled
5 4 3 2
NF NF NF NF
CNT5 CNT4 CNT3 CNT2
0 0 0 0
R/W R/W R/W R/W
1 0
NF NF
CNT1 CNT0
0 0
R/W R/W