HC705JJ7GRSSLASHD datasheet(171/230 Pages) NXP

Part #	HC705JJ7GRS/D

Description	Low-Cost, HC05 Core MCU in 20-Pin Package (MC68HC705JJ7) or 28-Pin Package (MC68HC705JP7)

PDF	230 Pages

Scroll/Zoom	100%

Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

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171 / 230 page

MC68HC705JJ7/MC68HC705JP7 — Rev. 3.0

General Release Specification

Personality EPROM

General Release Specification — MC68HC705JJ7/MC68HC705JP7

Section 12. Personality EPROM

12.1 Contents

12.2

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .171

12.3

PEPROM Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .173

12.3.1

PEPROM Bit Select Register (PEBSR). . . . . . . . . . . . . . .173

12.3.2

PEPROM Status and Control Register (PESCR) . . . . . . .174

12.4

PEPROM Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . .176

12.5

PEPROM Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .176

12.6

PEPROM Erasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .177

12.2 Introduction

This section describes how to program the 64-bit personality EPROM

(PEPROM). Figure 12-1 shows the structure of the PEPROM

subsystem.

NOTE:

In packages with no quartz window, the PEPROM functions as one-time

programmable ROM (OTPROM).

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

HC705JJ7GRS/D Datasheet(PDF) 171 Page - NXP Semiconductors