Android Meets A BeagleBone In The IoT World
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ANDROID MEETS A BEAGLEBONE IN THE IoT WORLD droidcon 2015 04.06.2015, Lars Gregori, hybris GmbH
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Transcript of Android Meets A BeagleBone In The IoT World
ANDROID MEETS A BEAGLEBONE
IN THE IoT WORLDdroidcon 2015 04.06.2015, Lars Gregori, hybris GmbH
Agenda
• Internet of Things • Why BeagleBone? • BeagleBone Black • Code • Ideas
Agenda
• Internet of Things• Why BeagleBone? • BeagleBone Black • Code • Ideas
Internet of Things
• Internet • Things
Internet of Things
• Internet • Things
• physical • Sensors • Actuators
Temperature
Distance
LED
7-Segment
Internet of Things
RESTMQTTInternet
OUT Sensor Actuator
APP
IN
Agenda
• Internet of Things • Why BeagleBone?• BeagleBone Black • Code • Ideas
Why?
• Why Android? • Why BeagleBone?
Why?
• Why Android? • a window system • APPs • Java
• Why BeagleBone? • connect other Hardware • …
Agenda
• Internet of Things • Why BeagleBone? • BeagleBone Black• Code • Ideas
AM335x 1GHz ARM Cortex-A8
• 512MB DDR3 RAM• 4GB 8-bit eMMC
on-board flash storage• 3D graphics accelerator
AM335x 1GHz ARM Cortex-A8
• USB host• USB client
for power & communications
• Ethernet• HDMI (micro)• SD Card• Serial Debug (FTDI 3.3V)• 2x 46 pin headers
Android 4.4.4
Agenda
• Internet of Things • Why BeagleBone? • BeagleBone Black • Code• Ideas
Linuxroot@android:/sys/class/gpio/gpio66 # ll -‐rw-‐r-‐-‐r-‐-‐ root root 4096 2000-‐01-‐01 14:33 active_low -‐rw-‐rw-‐rw-‐ root root 4096 2000-‐01-‐01 14:33 direction -‐rw-‐r-‐-‐r-‐-‐ root root 4096 2000-‐01-‐01 14:33 edge drwxr-‐xr-‐x root root 2000-‐01-‐01 14:33 power lrwxrwxrwx root root 2000-‐01-‐01 14:33 subsystem … -‐rw-‐r-‐-‐r-‐-‐ root root 4096 2000-‐01-‐01 14:33 uevent -‐rw-‐rw-‐rw-‐ root root 4096 2000-‐01-‐01 14:33 value
root@android:/sys/class/gpio/gpio66 # cat direction out
root@android:/sys/class/gpio/gpio66 # echo 1 > value
Java// digital OUT GPIO gpio = new GPIO(PIN); gpio.setDirection(GPIO.DIRECTION_OUT); gpio.setValue(true); gpio.close();
// analog IN ADC adc5 = new ADC(ADC.AN5); int value = adc5.getValue(); adc5.close();
ALLToolKit - Android Java Library for Hardware Managementhttp://sourceforge.net/projects/alltoolkit/
Agenda
• Internet of Things • Why BeagleBone? • BeagleBone Black • Code • Ideas
Ideas
exception notification
Ideas
log messages
Ideas
cpu display
Ideas
temperature sensor
Ideas
distance sensor
Thank you
+LarsGregori @choas
