Wilson

Please submit PR. I'd like to see it.

Another approach is to separate sleep() and Dev_exit()

Please check whether there is a version label on the back of the HAT. If V3 is posted, then you should run [epd_2in13b_V3_test.py](https://github.com/waveshare/e-Paper/blob/master/RaspberryPi_JetsonNano/python/examples/epd_2in13b_V3_test.py). if V4 is posted, then you should...

I tested and the GUI worked. Take a look at the complete code (from creating a BaseImage to refreshing the screen) Note that STM32103ZET6 only has 64K RAM and may...

Try toggling the 'Display Config' switch. If there is no improvement, please uncomment lines 84-88 on [epd7in5b_V2.py](https://github.com/waveshare/e-Paper/blob/master/RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd7in5b_V2.py). Still invalid, please contact our after-sales staff. good luck

@FelixWeichselgartner, Sorry for the late reply, I admit our screen updates didn't match the hardware very well.(Too many versions of the screen and too much hardware to accommodate...) A temporary...

The Python program is relatively easy to implement, put your font file into the pic/ and then open it in the program to use. C programming needs to take the...

Hi, When rotating text, you need to modify the frame buffer slightly, otherwise the display will not be complete. ``` unsigned char image[1024]; Paint paint(image, 24, 176); //width should be...

Just a example code. Maybe you can take inspiration from it, Learn how to use it.

There's nothing wrong with the code, One thing to note is that after running the C code (library BCM2835), you need to restart the device to run python code