MC68HRC908JK3CP Freescale Semiconductor, MC68HRC908JK3CP Datasheet - Page 175
MC68HRC908JK3CP
Manufacturer Part Number
MC68HRC908JK3CP
Description
IC MCU FLASH 8B 8MHZ RC 4K 20DIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC68HC908JK1CDW.pdf
(212 pages)
Specifications of MC68HRC908JK3CP
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Peripherals
LED, LVD, POR, PWM
Number Of I /o
15
Program Memory Size
4KB (4K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.3 V
Data Converters
A/D 12x8b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
20-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Connectivity
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MC68HRC908JK3CP
Manufacturer:
FREECAL
Quantity:
20 000
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15.1 Contents
15.2 Introduction
MC68H(R)C908JL3
Freescale Semiconductor
Technical Data — MC68H(R)C908JL3
Section 15. Computer Operating Properly (COP)
—
Rev. 1.1
15.2
15.3
15.4
15.4.1
15.4.2
15.4.3
15.4.4
15.4.5
15.4.6
15.4.7
15.5
15.6
15.7
15.8
15.8.1
15.8.2
15.9
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
clearing the COP counter periodically. The COP module can be disabled
through the COPD bit in the CONFIG1 register.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .174
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
COP Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .177
Monitor Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .177
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
COP Module During Break Mode . . . . . . . . . . . . . . . . . . . . . . 178
Computer Operating Properly (COP)
2OSCOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .175
COPCTL Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .175
Power-On Reset. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
Internal Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
Reset Vector Fetch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
COPD (COP Disable). . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
COPRS (COP Rate Select) . . . . . . . . . . . . . . . . . . . . . . . . 176
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .177
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .178
Technical Data
173
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