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RL78/D1A User's Manual: Hardware - Renesas

RL78/D1A User's Manual: Hardware - Renesas

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Under development<br />

Preliminary document<br />

Specifications in this document are tentative and subject to change.<br />

<strong>RL78</strong>/<strong>D1A</strong> CHAPTER 24 VOLTAGE DETECTOR<br />

Supply voltage (VDD)<br />

VLVD<br />

LVIMK flag<br />

(interrupt mask)<br />

(set by software)<br />

LVIF flag<br />

LVIMD flag<br />

LVILV flag<br />

INTLVI<br />

LVIIF flag<br />

LVD reset signal<br />

POR reset signal<br />

Internal reset signal<br />

Figure 24-5. Timing of Voltage Detector Internal Interrupt Signal Generation<br />

(Option Byte LVIMDS1, LVIMDS0 = 0, 1)<br />

H<br />

H Note<br />

Cleared by<br />

software<br />

Note The LVIMK flag is set to “1” by reset signal generation.<br />

Remark VPOR: POR power supply rise detection voltage<br />

VPDR: POR power supply fall detection voltage<br />

Cleared<br />

R01UH0317EJ0004 Rev. 0.04 1123<br />

Feb. 22, 2013<br />

Time

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