MC68HC908AS60CFN Freescale Semiconductor, MC68HC908AS60CFN Datasheet - Page 203

• Manufacturer Part Number: MC68HC908AS60CFN
• Description: IC MCU 60K FLASH 8MHZ 52-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908AS60CFN

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8.4MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 40
• Program Memory Size: 60KB (60K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 15x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 52-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

14.1 Contents
14.2 Introduction
MC68HC908AS60 — Rev. 1.0
Technical Data — MC68HC908AS60
Section 14. Computer Operating Properly (COP) Module
14.2
14.3
14.4
14.4.1
14.4.2
14.4.3
14.4.4
14.4.5
14.4.6
14.4.7
14.4.8
14.5
14.6
14.7
14.8
14.8.1
14.8.2
14.9
The computer operating properly (COP) module contains a free-running
counter that generates a reset if allowed to overflow. The COP module
helps software recover from runaway code. Prevent a COP reset by
periodically clearing the COP counter.
Freescale Semiconductor, Inc.
For More Information On This Product,
Computer Operating Properly (COP) Module
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 204
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
COP Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Monitor Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .207
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
COP Module During Break Interrupts . . . . . . . . . . . . . . . . . . .208
CGMXCLK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .205
STOP Instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .205
COPCTL Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
Power-On Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .206
Internal Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
Reset Vector Fetch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
COPD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
COPL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .207
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .208
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Technical Data