Datasheet

Section 26 Low-Voltage Detection Circuits
Page 866 of 982 REJ09B0465-0300 Rev. 3.00
Sep 17, 2010
H8S/20103, H8S/20203, H8S/20223, H8S/20115, H8S/20215, H8S/20235 Group
26.2.6 Low-Voltage Detection Circuit 0 Control Register H (LD0CRH)
Address:
Bit:
Value after reset:
b7
⎯
⎯
b6
⎯
0
b5
0
b4
0
b3
VD0DFS
0
b2
⎯
0
b1
⎯
0
b0
⎯
1
H'FF0626
VD0DFCK[1:0]
Bit Symbol Bit Name Description R/W
7 ⎯ Reserved This bit is read as undefined value. The write value
should be 0.
⎯
6 ⎯ Reserved This bit is read as 0. The write value should be 0. ⎯
5, 4 VD0DFCK[1:0] LVD0 digital
filter
sampling
clock select
00: φloco/1
01: φloco/2
10: φloco/4
11: φloco/8
R/W
3 VD0DFS LVD0 digital
filter function
select
0: Disables the digital filter function.
1: Enables the digital filter function.
R/W
2, 1 ⎯ Reserved These bits are read as 0. The write value should
always be 0.
⎯
0 ⎯ Reserved This bit is read as 1. The write value should be 1. ⎯
Note: This register is not initialized by an LVD2 reset and LVD1 reset.