Power Calculator

Simple but solid application for interfacing a power calculator device. Basic functionality with:

• Bluetooth devices list.
• Expandable settings.
• Tidy debug mode.
• Template-able layouts.
• Solid without any ugly bugs.

Apk located in release\app-debug.apk.

How it works

The basic workflow of this app:

1. Select one from the list of paired Bluetooth devices.
2. Press the pink button on the app to send a start sign in the form of ! character.
3. App waits for string with format #1111/2222~ where 1111 and 2222 should be the same number with any number of digits.
4. The app does some basic checks and updates the display.

Testing

Testing can be done using the Arduino dummy program located in arduino\ or just directly using PC.

To test using PC:

1. Pair the smartphone to the PC.
2. Search "bluetooth" in control panel.
3. Select "Change Bluetooth settings" > COM Ports.
4. Add > select Incoming > OK.
5. Install and use any terminal program such as TeraTerm.
6. Establish connection to the one of the COM.
7. Type anything to send a character to the smartphone.