Table of Contents
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Compute Module IO Board Plus User Manual
CONTENTS
OverViews ................................................................................................................................ 1
Features ............................................................................................................................ 1
What's OnBoard ................................................................................................................ 1
HOW TO USE .......................................................................................................................... 7
INSTALLATION ................................................................................................................. 7
CM3/CM3+ ................................................................................................................. 7
CM3L/CM3+ L ............................................................................................................ 7
Connecting display and Camera ....................................................................................... 8
Connecting the officail 7inch display .......................................................................... 8
Connect Wveshare 7inch HDMI LCD (C) ................................................................... 8
Connect Camera ........................................................................................................ 8
Examples ................................................................................................................................ 10
Buzzer ............................................................................................................................. 10
pyhton code .............................................................................................................. 10
WiringPi code ........................................................................................................... 10
Expected result ........................................................................................................ 11
DAC ................................................................................................................................. 11
BCM2835 code ........................................................................................................ 11
Expected result ........................................................................................................ 11
DS18B20 ......................................................................................................................... 11
sysfs code ................................................................................................................ 11
python code .............................................................................................................. 12
Version：V1.0，Date：20171101
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Table of Contents
