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  • Rezo's Avatar
    10-14-2020, 06:17 AM
    This is great! Thank you for bringing it to my attrntion! I had actually manually set most fonts and images to storge in Flash memory but your suggestion here above saves a LOT of file editing :)
    12 replies | 1001 view(s)
  • Rezo's Avatar
    09-29-2020, 04:14 PM
    It's a real shame that the LCD interface pins are not fully exposed on the T4/4.1, as it has a whole lot of potential. For this reason I'm migrating my project to an ST based chip using an M4 core and a built in 2D...
    2 replies | 499 view(s)
  • Rezo's Avatar
    09-15-2020, 08:20 PM
    vgopaitsa I'm really glad it's working for you! If you want to make a nice GUI, I can suggest the following: Ring gauge - this is fairly easy to adapt to your current display library, and looks cool with little...
    8 replies | 420 view(s)
  • Rezo's Avatar
    09-15-2020, 11:27 AM
    By the way, I plug into the OBD port, not directly to any of the available busses in the car. I was after true P&P :D
    8 replies | 420 view(s)
  • Rezo's Avatar
    09-15-2020, 11:01 AM
    As Tony mentioned, UDS is not easy to understand and it's not documented anywhere but it's got more enhanced data than standard OBD2 PIDs - that's why can sniffing individual PID's is the best option IMO to find what...
    8 replies | 420 view(s)
  • Rezo's Avatar
    09-14-2020, 06:01 PM
    Yep, that's exactly what was suggested to me. I applied that to both the image and to all of my font files. I went from 126% usage of RAM down to 60%! It was also suggested that I could move some heavy functions into...
    12 replies | 1001 view(s)
  • Rezo's Avatar
    09-14-2020, 01:30 PM
    I have experience with the MQB platform, but as your Jetta is on the PQ35 platform, I can't provide you with my request response sample as it's not the same. What kind of data do you want to display on your tft? ...
    8 replies | 420 view(s)
  • Rezo's Avatar
    09-14-2020, 11:08 AM
    Thanks!! I opened a thread over at the LVGL forum and after some help there we realised the images I was loading was being stored in RAM and not in Flash, so I am making a modification to change that - which should...
    12 replies | 1001 view(s)
  • Rezo's Avatar
    09-14-2020, 08:52 AM
    I've tried searching the forum on this specific question for the last 40 mins but didn't come to an answer... I was wondering if it would be possible to allocate the 8Mb PSRAM chip to the system RAM without having to...
    12 replies | 1001 view(s)
  • Rezo's Avatar
    09-10-2020, 07:26 PM
    I FINALLY got to testing the buydisplay ILI9488 on the T4.1 with external PSRAM. Unfortunately, it does not work well at all using external PSRAM. It seem to update extremely slow when uncommenting #define...
    695 replies | 32459 view(s)
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T4.1 - using PSRAM chip as RAM 10-14-2020 06:17 AM
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