mc68hc08az60 Freescale Semiconductor, Inc, mc68hc08az60 Datasheet - Page 131

• Manufacturer Part Number: mc68hc08az60
• Description: M68hc08 Family Of 8-bit Microcontroller Units Mcus
• Manufacturer: Freescale Semiconductor, Inc

1-mops
MOTOROLA
Contents
Introduction
Functional Description
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Functional Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Mask Option Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
This section describes use of mask options by custom-masked ROMs
and the mask option register in the MC68HC08AZ60.
The mask options are hard-wired connections, specified at the same
time as the ROM code, which allow the user to customise the MCU. The
options control the enable or disable ability of the following functions:
1. No security feature is absolutely secure. However, Motoroola’s strategy is to make reading or
copying the ROM data dificult for unauthorized users.
Freescale Semiconductor, Inc.
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For More Information On This Product,
ROM security
Resets caused by the LVI module
Power to the LVI module
Stop mode recovery time (32 CGMXCLK cycles or 4096
CGMXCLK cycles)
COP timeout period (2
CGMXCLK cycles)
Go to: www.freescale.com
Mask Options
1
18
– 2
4
CGMXCLK cycles or 2
Mask Options
Mask Options
MC68HC08AZ60 — Rev 1.0
13
– 2
4
131