rej05b0750_36077ap| Application Note
APPLICATION NOTE
H8/36077 Group
Determining the Reset Sources
Introduction
There are four types of reset sources for the H8/36077: the power-on reset, the LVD (low voltage detection) reset, the external signal reset, and the WDT reset. By reading the Reset Source Determination Register (LVDRF) after a reset is cleared, the source of the reset can be determined.
Target Device
H8/36077Group MCU
Contents
1. 2. 3. 4. 5. 6. Specifications .................................................................................................................................... 2 Description of Functions Used .......................................................................................................... 4 Principles of Operation...................................................................................................................... 7 Description of Software................................................................................................................... 11 Flowcharts....................................................................................................................................... 19 Program Listing............................................................................................................................... 22
REJ05B0750-0100
September 2005
Page 1 of 27
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