mc68hc908bd48 Freescale Semiconductor, Inc, mc68hc908bd48 Datasheet - Page 153

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mc68hc908bd48

Manufacturer Part Number
mc68hc908bd48
Description
M68hc08 Microcontrollers Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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12.1 Contents
12.2 Introduction
MC68HC908BD48
Freescale Semiconductor
Data Sheet — MC68HC908BD48
Section 12. Analog-to-Digital Converter (ADC)
Rev. 2.1
12.2
12.3
12.4
12.4.1
12.4.2
12.4.3
12.4.4
12.4.5
12.5
12.6
12.6.1
12.6.2
12.7
12.7.1
12.8
12.8.1
12.8.2
12.8.3
This section describes the analog-to-digital converter (ADC). The ADC
is an 8-bit 6-channels analog-to-digital converter.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .154
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
ADC Port I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Voltage Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .156
Conversion Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Continuous Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Accuracy and Precision . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157
ADC Voltage In (ADCVIN) . . . . . . . . . . . . . . . . . . . . . . . . . 158
ADC Status and Control Register. . . . . . . . . . . . . . . . . . . .158
ADC Data Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160
ADC Input Clock Register . . . . . . . . . . . . . . . . . . . . . . . . . 161
Analog-to-Digital Converter (ADC)
Data Sheet
153

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