p2125vps20 Renesas Electronics Corporation., p2125vps20 Datasheet - Page 214

• Manufacturer Part Number: p2125vps20
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 8 I/O Ports
8.6.4
P6NCMC controls whether 1 or 0 is expected for the input signal to port 6 in bit units.
8.6.5
P6NCCS controls the sampling cycles of the noise canceller.
Rev. 1.00 Sep. 21, 2006 Page 176 of 658
REJ09B0310-0100
Bit
7
6
5
4
3
2
1
0
Bit
7 to 3
2
1
0
Bit Name
P67NCMC
P66NCMC
P65NCMC
P64NCMC
P63NCMC
P62NCMC
P61NCMC
P60NCMC
Bit Name

P6NCCK2
P6NCCK1
P6NCCK0
Port 6 Noise Canceller Mode Control Register (P6NCMC)
Port 6 Noise Cancel Cycle Setting Register (P6NCCS)
Undefined R/W
Initial
Value
0
0
0
0
0
0
0
0
Initial
Value
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
1 expected: 1 is stored in the port data register when 1 is
0 expected: 0 is stored in the port data register when 0 is
Description
Reserved
The read data is undefined. The write value should
always be 0.
These bits set the sampling cycles of the noise canceller.
When φ is 10 MHz
000:
001:
010:
011:
100:
101:
110:
111:
0.80 µs
12.8 µs
3.3 ms
6.6 ms
13.1 ms
26.2 ms
52.4 ms
104.9 ms
input stably
input stably
φ/2
φ/32
φ/8192
φ/16384
φ/32768
φ/65536
φ/131072
φ/262144