How do you use a Wheatstone Bridge to calculate Resistance using Bluetooth?

[SteveJG]

@MA2020

something like a gauge

The following will probably help making a gauge. You can color sectors of the gauge red, yellow. green using the html script modified.

Make an Analog Gauge and use it to display something useful

Make a simple Canvas based gauge and display your altitude. A simple home made gauge: uses two png images, a Canvas and an ImageSprite and a LocationSensor/GPS to provide elevation information [Altimeter2examle] The Gauge face is an image set to the background of a Canvas. An ImageSprite is the pointer. Make the pointer with a transparent background as a png image. I am not a graphic artist; use your graphic skills to provide a more elaborate image. The GPS Altitude value is used in a…