Felix Weichselgartner

Hi, i have the same issue... ``` event: 0 initial: 0 samples: 0 null null event: 0 initial: 0 samples: 0 null null new data coming new data coming new...

@rqhub @linac314 if you need a quick&dirty solution you can try this: https://github.com/FelixWeichselgartner/Arduino_Logic_Analyzer though its obviously not that comfortable

@faspina I think I have the same issue with 800x480, 7.5inch E-Paper (B) E-Ink Raw Display, Red / Black / White (13380). I didn't have this with my old 7.5inch...

I'm using this demo sketch of the demo source code (https://www.waveshare.com/wiki/E-Paper_ESP8266_Driver_Board): epd7in5bc_V2-demo I made a video of the issue: https://user-images.githubusercontent.com/41804639/124511160-bcc91780-ddd5-11eb-9659-424363b765ea.mp4 The demo in this repo (https://github.com/waveshare/e-Paper/blob/master/Arduino/epd7in5b_V2/epd7in5b_V2.ino) is crashing (makes wdt...

I made another video where you can see the effect more clearly: https://user-images.githubusercontent.com/41804639/124513741-c3f32400-dddb-11eb-959a-7f70d14d0b56.mp4 This is my own code (I only modified the epd specific commands for this display - worked...

@SSYYL TY very much for your reply. Gonna try it later today!

@SSYYL I think this did the trick for me. TY - the image looks way more intense now. 

@SSYYL TY very much for your response. I suppose I just have a defective part then.

@Ediolot ty for the tip. Indeed I was using my computer usb as power source. I will try with my lab bench power supply and reply result later.

@Ediolot : Your tip with the power supply didn't do the trick for me. But still thanks for your response. I ended up purchasing this combo on Amazon (https://www.amazon.de/gp/product/B07DKJ46PQ/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1) -...