Z86C03 Datasheet, PDF(72/348 Page) Zilog, Inc. – General-Purpose Register File. Flexible I/O. Analog Inputs

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Z86C03 Datasheet, PDF (72/348 Pages) Zilog, Inc. – General-Purpose Register File. Flexible I/O. Analog Inputs

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Z8 Family of Microcontrollers

User Manual

54

WDT Select

(WDTMR)

CLK Source

Select (WDTMR)

XTAL

4 Clock

Filter

CLEAR 18 Clock RESET RESET

CLK

Generator

WDT TAP SELECT

Internal

RESET

Internal

M

U

X

5ms POR 5ms 15ms 25ms 100ms

CLK

WDT/POR Counter Chain

RC OSC.

CLR

2V Operating

VDD

Voltage Det.

+

VLV

-

WDT

.

From Stop Mode

Recovery Source

Stop Delay

Select (SMR)

Figure 25. Example of Z8 Reset with WDT, SMR, and POR

Reset

UM001602-0904

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