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| MC68HC908KX8 Datasheet, PDF (137/310 Pages) Motorola, Inc – Microcontrollers | |||
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Technical Data â MC68HC908KX8 ⢠MC68HC908KX2 ⢠MC68HC08KX8
Section 8. Low-Voltage Inhibit (LVI)
8.1 Contents
8.2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
8.3 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
8.4 Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
8.4.1 Polled LVI Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
8.4.2 Forced Reset Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
8.4.3 Voltage Hysteresis Protection . . . . . . . . . . . . . . . . . . . . . . 140
8.4.4 LVI Trip Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
8.5 LVI Status Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141
8.6 LVI Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141
8.7 Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
8.7.1 Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142
8.7.2 Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142
8.2 Introduction
This section describes the low-voltage inhibit (LVI) module, which
monitors the voltage on the VDD pin and can force a reset when the VDD
voltage falls below the LVI trip falling voltage, VTRIPF.
MC68HC908KX8 ⢠MC68HC908KX2 ⢠MC68HC08KX8 â Rev. 1.0
MOTOROLA
Low-Voltage Inhibit (LVI)
Technical Data
137
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