MC68HC908AB32 MOTOROLA [Motorola, Inc], MC68HC908AB32 Datasheet - Page 229

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MC68HC908AB32

Manufacturer Part Number
MC68HC908AB32
Description
HCMOS Microcontroller Unit
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet

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14.1 Contents
MC68HC908AB32
MOTOROLA
Technical Data — MC68HC908AB32
Section 14. Analog-to-Digital Converter (ADC)
Rev. 1.0
14.2
14.3
14.4
14.4.1
14.4.2
14.4.3
14.4.4
14.4.5
14.5
14.6
14.6.1
14.6.2
14.7
14.7.1
14.7.2
14.7.3
14.7.4
14.8
14.8.1
14.8.2
14.8.3
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231
Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 234
ADC Port I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Voltage Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Conversion Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Accuracy and Precision . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
ADC Analog Power Pin (V
ADC Analog Ground Pin (A
ADC Voltage Reference High Pin (V
ADC Voltage In (V
ADC Status and Control Register (ADSCR). . . . . . . . . . . . 235
ADC Data Register (ADR) . . . . . . . . . . . . . . . . . . . . . . . . . 237
ADC Clock Register (ADCLK) . . . . . . . . . . . . . . . . . . . . . . 237
Analog-to-Digital Converter (ADC)
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ADIN
) . . . . . . . . . . . . . . . . . . . . . . . . . . . 234
DDAREF
VSS
/V
REFL
). . . . . . . . . . . . . . . . . . . 234
REFH
) . . . . . . . . . . . . . . . 234
). . . . . . . . . . . . . 234
Technical Data
229

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