Noise Filter Control Register (Nfctr) - Panasonic MN101C00 User Manual

7-4-2 Noise Filter Control Register (NFCTR)

This 6-bit readable and writable register controls the noise filter.
7 6
– –
NFCTR
Figure 7-4-1 Noise Filter Control Register (NFCTR: X'03F8A', R/W)
5 4 3 2
NF1CKS1 NF1CKS0 NF1EN NF0CKS1
1 0
(at reset: --000000)
NF0CKS0 NF0EN
NF0EN
0
1
NF0CKS1
0
1
NF1EN
0
1
NF1CKS1
0
1
Chapter 7 AC Zero-Cross Circuit/Noise Filter
IRQ0 noise filter setup and operation
IRQ0 noise filter off
IRQ0 noise filter on
IRQ0 noise filter
NF0CKS0
sampling period selection
2
0
fs/2
8
1 fs/2
9
0
fs/2
10
1
fs/2
IRQ1 noise filter setup and operation
IRQ1 noise filter off
IRQ1 noise filter on
IRQ1 noise filter
NF1CKS0
sampling period selection
2
0
fs/2
8
1 fs/2
9
0
fs/2
10
1
fs/2
AC Zero-Cross Control Register
127