Datasheet
Section 26 Low-Voltage Detection Circuits
REJ09B0465-0300 Rev. 3.00 Page 875 of 982
Sep 17, 2010
H8S/20103, H8S/20203, H8S/20223, H8S/20115, H8S/20215, H8S/20235 Group
Start
Set VD1E in LD1CRL to 1.
Wait for t
d(E-A)
.
Set VD1DFCK[1:0] in LD1CRH.
Set VD1DFS in LD1CRH.
Set VD1MS in LD1CRH to 1.
Set VD1RE in LD1CRH to 1.
End
[1]
[2]
[3]
[4]
Set VD1E in LD1CRL to 1 to activate the LVD1 circuit
and wait for the stabilization.
Set the digital filter.
Set the LVD1 circuit to generate reset requests.
Enable the LVD1 circuit reset requests.
[1]
[2]
[3]
[4]
Figure 26.11 Procedure to Set LVDR1