Matrix user forums

Hello Leigh Your latest update reveals what is happening to me. In an earlier message I said that the X and Y coordinates were continually changing when the screen was touched. This is I think because if you touch the screen and hold the press the returned values, as shown by the new ReadTouchData c...

Hi Leigh Thanks for the component update which I have done. I am getting further but all is not right with the touch screen part of the component. Running the flowcode 8 program attached which checks the touchscreen every 100mS I display the 'GetTouchCoordinate' flag and the 'ReadToucCoordinate' X a...

OK thanks

Attached is my latest test program

Testing further I have partly answered my question: Component macro 'GetTouchCoordinates' waits until the touchscreen is touched then continues, I cannot decipher what the return value is though and the documentation does not help. If you use component macro 'ReadTouchCoordinates' after 'GetTouchCoo...

I am using the Raspberry Pi 4B with official 7" touchscreen. I have got the Raspberry Pi HDMI display component working in Flowcode 8 to display a background with variables printing on it. Now I want to read the touchscreen position either using component macro 'GetTouchCoordinates' which I think is...

I understand and that works now

I am using the Raspberry Pi OS (32-Bit), when I try 'uname - a' I get 'raspberrypi 5.10.17-v71l+ #1403 SMP Mon Feb 22 11:33:35 GMT 2021 arm v71 GNU/Linux'.

By HDMI0 do you mena HDMI cable plugged into HDMI0, which I have.

I am trying to use the HDMI component macro on Raspberry Pi 4B to get a display which I can change through a Flowcode generated program. Looking at the help documentation there is a display component called "Raspberry Pi HDMI" which says "Graphical display component designed to work with the HDMI sc...

I am trying to re-position the code start address for some code to make way for a bootloader. This is on a program I have just migrated from Flowcode 4 to Flowcode 8 and it worked fine on Flowcode 4. I have added the -rb directive to the Compiler Options as follows: Config Page.png But when I load t...