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Anyone found a solution to this? I've tried the example code and the code above by @Ales-Svoboda and can't get it to work. It's really odd since a couple days...

Hi, i was talking with the supplier and it seems that my board was faulty. He has sent a new one but i haven't received it yet. ________________________________ From: Veccoy...

Hello, which pins did you connect? There is a lot of different configurations. Some say that with the Tx and Rx (and power of course) is enough. ________________________________ From: Veccoy...

Hello, thanks for your response. If you are using a ESP32 remember you have 3 serial ports to connect to. The new board just arrived from the manufacturer, let's hope...

Hello, you should connect to a server that changes hour automatically. Another option would be to change the offset depending on the date. The latter is a bit more work...

Hello, at least for e220 900T30D it's recommended to have same baud rates across the devices. Have you tried matching your Serial baud rate as well as the baud rate...