MC68HC908SR12CFA Freescale Semiconductor, MC68HC908SR12CFA Datasheet - Page 20
MC68HC908SR12CFA
Manufacturer Part Number
MC68HC908SR12CFA
Description
MICROCONTROLLER 48 PIN
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908SR12MFAE.pdf
(404 pages)
Specifications of MC68HC908SR12CFA
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, SCI
Peripherals
LVD, POR, PWM, Temp Sensor
Number Of I /o
31
Program Memory Size
12KB (12K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 14x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
Q1145673
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MC68HC908SR12CFA
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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- Download datasheet (2Mb)
Table of Contents
Data Sheet
20
21.1
21.2
21.3
21.4
21.4.1
21.4.2
21.4.3
21.4.4
21.4.5
21.4.6
21.4.7
21.4.8
21.5
21.6
21.7
21.8
21.8.1
21.8.2
21.9
22.1
22.2
22.3
22.4
22.4.1
22.4.2
22.4.3
22.4.4
22.5
Section 21. Computer Operating Properly (COP)
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .351
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .352
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353
COP Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355
Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .355
Monitor Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .355
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355
COP Module During Break Mode . . . . . . . . . . . . . . . . . . . . . . 356
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .357
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 357
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 357
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .358
LVI Status Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 361
ICLK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353
STOP Instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353
COPCTL Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .353
Power-On Reset. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353
Internal Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 354
Reset Vector Fetch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 354
COPD (COP Disable). . . . . . . . . . . . . . . . . . . . . . . . . . . . . 354
COPRS (COP Rate Select) . . . . . . . . . . . . . . . . . . . . . . . . 354
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .356
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .356
Polled LVI Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 359
Forced Reset Operation . . . . . . . . . . . . . . . . . . . . . . . . . . .360
Voltage Hysteresis Protection . . . . . . . . . . . . . . . . . . . . . . 360
LVI Trip Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 360
Section 22. Low-Voltage Inhibit (LVI)
Table of Contents
MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
Freescale Semiconductor
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