Voltage Detector 0 - Renesas M16C/64A Series User Manual

M16C/64A Group
7.4.2

Voltage Detector 0

When the VC25 bit in the VCR2 register is 1 (voltage detector 0 enabled), voltage detector 0 monitors
the voltage applied to the VCC1 pin and detects whether the voltage rises through or falls through
Vdet0. The Vdet0 level can be selected by the VDSEL1 bit in the OFS1 address.
Voltage detector 0
VCC1
VDSEL1
When the VC25 bit is 0 (disabled), the
voltage detector 0 signal becomes high.
VW0C0: Bit in the VW0C register
VC25: Bit in the VCR2 register
VDSEL1: Bit in the OFS1 address
Figure 7.3 Voltage Monitor 0 Reset Generator Block Diagram
R01UH0136EJ0210 Rev.2.10
Jul 31, 2012
VC25
Level
+
selector
-
Internal reference voltage
Voltage monitor 0 reset generator
Voltage detector 0
signal
VW0C0
7. Voltage Detector
Voltage monitor
0 reset signal
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