SN8P2501AX 查看數據表（PDF） - Sonix Technology Co., Ltd

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SN8P2501AX

SONiX 8-Bit Micro-Controller

Sonix Technology Co., Ltd 

3

SN8P2501A

8-Bit Micro-Controller

RESET ............................................................................................................................. 30

3.1 OVERVIEW...................................................................................................................... 30

3.2 EXTERNAL RESET DESCRIPTION ................................................................................ 31

3.3 LOW VOLTAGE DETECTOR (LVD) DESCRIPTION....................................................... 32

4

OSCILLATOR AND SYSTEM CLOCK............................................................................ 33

4.1 OVERVIEW...................................................................................................................... 33

4.2 CLOCK BLOCK DIAGRAM .............................................................................................. 33

4.3 OSCM REGISTER DESCRIPTION.................................................................................. 34

4.4 EXTERNAL SYSTEM OSCILLATOR CIRCUITS ............................................................. 35

4.4.1 OSCILLATOR FREQUENCY MEASUREMENT ....................................................... 36

4.4.2 INTERNAL LOW-SPEED RC OSCILLATOR ............................................................ 37

5

SYSTEM OPERATION MODE ........................................................................................ 38

5.1 OVERVIEW...................................................................................................................... 38

5.2 NORMAL MODE .............................................................................................................. 38

5.3 SLOW MODE ................................................................................................................... 38

5.4 GREEN MODE................................................................................................................. 38

5.5 POWER DOWN MODE.................................................................................................... 38

5.6 SYSTEM MODE CONTROL ............................................................................................ 39

5.6.1 SYSTEM MODE SWITCHING .................................................................................. 40

5.7 WAKEUP.......................................................................................................................... 42

5.7.1 OVERVIEW............................................................................................................... 42

5.7.2 WAKEUP TIME ......................................................................................................... 42

5.7.3 P1W WAKEUP CONTROL REGISTER .................................................................... 42

6

INTERRUPT..................................................................................................................... 43

6.1 OVERVIEW...................................................................................................................... 43

6.2 INTEN INTERRUPT ENABLE REGISTER....................................................................... 43

6.3 INTRQ INTERRUPT REQUEST REGISTER ................................................................... 44

6.4 INTERRUPT OPERATION DESCRIPTION ..................................................................... 44

SONiX TECHNOLOGY CO., LTD

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Preliminary Version 0.2

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