Introduction: App Inventor + Arduino Analog Voltmeter

There are many arduino voltmeter project on the net.

Im upgraded little, and replace the lcd to the android phone.

In the android app, the scale is for 8Volt, but that not the max.

The app inventor part is based on imagesprite rotating. Every volt is 22.5° (180/8)

App is in the video, arduino code download link in video description as always.

Step 1:

Comments

author
danielmartins (author)2017-01-09

Can you send me the aia? e-mail: dmartins1234@gmail.com

thank's

author
planetleak (author)danielmartins2017-01-09

Sorry, old project, if no link here or in the video description, then i don't have anymore the project files.

author
PabloP22 (author)2016-08-28

Can you send me the apk?

author
MallikarjunP2 (author)2016-03-24

where can i get the images used in the app

author
ShoukatK (author)2016-02-15

can you explain this please

val = (val * 4.7) / 1024.0;

?

author
fredest596839 (author)2016-01-25

Hello ,

I would like to read on my smartphone the state of a sensor ("0" or "1" ) .
Maybe you 'd Arduino code and the app inventor code ?

Perhaps can you help me?

Thanks

author
marsekal (author)2015-04-13

good job

author
Sasando_Rote (author)2015-02-05

pingin coba

author
nitishdash2010 (author)2015-01-06

Oh, wow! That is a pretty genious idea. Thanks and do check out my site