MC68HC908AB32CFU Freescale Semiconductor, MC68HC908AB32CFU Datasheet - Page 10
MC68HC908AB32CFU
Manufacturer Part Number
MC68HC908AB32CFU
Description
IC MCU 8MHZ 32K FLASH 64-QFP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908AB32CFUE.pdf
(392 pages)
Specifications of MC68HC908AB32CFU
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
SCI, SPI
Peripherals
POR, PWM
Number Of I /o
51
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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Table of Contents
Technical Data
10
9.5.5
9.5.6
9.5.7
9.5.8
9.6
9.6.1
9.6.2
9.6.3
9.7
9.8
9.8.1
9.8.2
9.9
9.10
9.10.1
9.10.2
9.10.3
9.10.4
10.1
10.2
10.3
10.4
10.4.1
10.4.2
10.4.3
10.4.4
10.4.5
10.4.6
10.5
10.6
CGM Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
CGM During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . 151
Acquisition/Lock Time Specifications . . . . . . . . . . . . . . . . . . . 151
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .158
Security. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Extended Security. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .168
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Oscillator Enable Signal (SIMOSCEN). . . . . . . . . . . . . . . . 142
Crystal Output Frequency Signal (CGMXCLK) . . . . . . . . . 143
CGM Base Clock Output (CGMOUT). . . . . . . . . . . . . . . . . 143
CGM CPU Interrupt (CGMINT) . . . . . . . . . . . . . . . . . . . . . 143
PLL Control Register (PCTL) . . . . . . . . . . . . . . . . . . . . . . . 144
PLL Bandwidth Control Register (PBWC) . . . . . . . . . . . . . 146
PLL Programming Register (PPG) . . . . . . . . . . . . . . . . . . . 148
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .150
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .151
Acquisition/Lock Time Definitions. . . . . . . . . . . . . . . . . . . .152
Parametric Influences On Reaction Time. . . . . . . . . . . . . . 153
Choosing a Filter Capacitor . . . . . . . . . . . . . . . . . . . . . . . . 154
Reaction Time Calculation . . . . . . . . . . . . . . . . . . . . . . . . . 155
Entering Monitor Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160
Data Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Echoing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Break Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
Baud Rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .166
Section 10. Monitor ROM (MON)
Table of Contents
MC68HC908AB32
Freescale Semiconductor
—
Rev. 1.1
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