HC805K3GRSSLASHD datasheet(8/119 Pages) NXP

8 / 119 page

General Release Speciﬁcation

MC68HC805K3 — Rev. 1.0

Section 8. 8-Bit Timer

8.1

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71

8.2

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71

8.3

Timer Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73

8.3.1

Timer Counter Register (TCNTR) $09 . . . . . . . . . . . . . . . .73

8.3.2

Timer Status/Control Register (TSCR) $08. . . . . . . . . . . . .74

8.4

COP Watchdog Timer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76

8.5

Operating During Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . .76

8.6

Operating During Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . .77

Section 9. Personality EEPROM

9.1

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .79

9.2

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .79

9.3

PEEPROM Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .81

9.3.1

PEEPROM Bit Select Register (PEBSR) . . . . . . . . . . . . . .81

9.3.2

PEEPROM Status/Control Register (PESCR) . . . . . . . . . .82

9.4

PEEPROM Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . .86

9.5

PEEPROM Read Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . .86

Section 10. User Program EEPROM

10.1

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .89

10.2

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .89

10.3

EEPROM Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .89

10.4

EEPROM Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .89

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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