HD64F38024HV Datasheet, PDF (465/684 Pages) Renesas Technology Corp – Hardware Manual Renesas 8-Bit Single-Chip Microcomputer H8 Family/H8/300L Super Low Power Series

Section 14 Power-On Reset and Low-Voltage Detection Circuits (H8/38124 Group Only)
External power
supply voltage
extD input voltage
extU input voltage ⁽¹⁾
LVDINTD
LVDDF
(2)
(3)
Vexd
(4) _Vreset1
VSS
LVDINTU
LVDUF
IRQ0 interrupt
generated
IRQ0 interrupt
generated
Figure 14.5 Operational Timing of Low-Voltage Detection Interrupt Circuit
(Using Pins Vref, extD, and extU)
Rev. 8.00 Mar. 09, 2010 Page 443 of 658
REJ09B0042-0800