Microchip Technology DM183021 Data Sheet
PIC18F2331/2431/4331/4431
DS39616D-page 258
2010 Microchip Technology Inc.
FIGURE 22-1:
LVD MODULE BLOCK DIAGRAM (WITH EXTERNAL INPUT)
Set
V
DD
1
6
-t
o
-1
MU
X
LVDEN
LVDCON
LVDIN
LVDL<3:0>
Register
LVDIN
V
DD
Externally Generated
Trip Point
LVDIF
LVDEN
BOREN
Internal Voltage
Reference
VDIRMAG