touch screen - Bitmap2LCD Software Tool Blog :: about GLCD displays and Programming

Bitmap2LCD is a tool for programming small Graphic LCDs in embedded systems and a programmable text processing tool.

update V3.7f

Bitmap2LCD : Touch Panel / Touch Screen Features Update

Touch panel settings

The current Work Canvas image can be defined as Background (Green Arrow)

Enter Touch Panel / Touch panel Screen Mode

To trace Touch panel regions inside the work canvas, after entering in the touch panel script or by opening the TSC file ( Work canvas outline becomes light blue ) use the mouse inside the work canvas in a similar way to the area selection tool.

Trace the region and when ok, click on the convert to region button (green Arrow)

Theses regions can be moved or resized afterwards.

Export the GLCD Touch Regions according to the defined settings

Quit Touch Panel Mode

Bitmap2LCD is a tool for programming small Graphic LCDs in embedded systems.

Touch panel regions (green arrow) can be graphically defined in the work canvas.

If not already displayed, load the correct bitmap into the work canvas ( sample)
Create a Touch panel script (orange arrow)

The editor gutter becomes green = Touch Panel Script.

A region can be defined using the mouse with the area selection tool (green arrow)
When the touch panel region size and location are correct, convert the area to a region with the “Make touch region” button (yellow arrow)
When all regions where defined , convert the script to an output file (black arrow)

Note that you can edit, move, resize defined regions.

Configuration settings for touch panel data output (see fig2)

In the Touch panel main menu (orange arrow) you can define the data direction and the Touch Screen controller resolution (8,10 or 12 bit)
In the Configuration Settings Panel, under tab Touch Panel, you can define your favorite output syntax.
When converting the defined regions with the button (green arrow) the data in the editor then contains the regions, with field number and the 4 coordinates of each region.