Z8F021ASH020SC datasheet(172/276 Pages) ZILOG

部件名	Z8F021ASH020SC

功能描述	Z8 Encore XP-R 4K Series High-Performance 8-Bit Microcontrollers

PDF	276 Pages

Scroll/Zoom	100%

制造商	ZILOG [Zilog, Inc.]

网页	http://www.zilog.com

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172 / 276 page

PS022815-0206

Flash Option Bits

Z8 Encore! XP® 4K Series

Product Specification

153

This bit only enables the crystal oscillator. Its selection as system clock must be done man-

ually.

0 = Crystal oscillator is enabled during reset, resulting in longer reset timing

1 = Crystal oscillator is disabled during reset, resulting in shorter reset timing

Trim Bit Address Space

Trim Bit Address 0000H

Reserved— Altering this register may result in incorrect device operation.

Trim Bit Address 0001H

Reserved— Altering this register may result in incorrect device operation.

Table 91. Trim Options Bits at Address 0000H

BITS

FIELD

Reserved

RESET

UUU

R/W

R/WR/W

ADDR

Information Page Memory 0020H

Note: U = Unchanged by Reset. R/W = Read/Write.

Table 92. Trim Option Bits at 0001H

BITS

FIELD

Reserved

RESET

UUU

R/W

R/WR/W

ADDR

Information Page Memory 0021H

Note: U = Unchanged by Reset. R/W = Read/Write.

Note:

Z8F021ASH020SC 数据表(PDF) 172 Page - Zilog, Inc.

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