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by raspiGPS
Mon Jul 08, 2019 4:05 pm
Forum: HATs and other add-ons
Topic: Anyone familiar with the Waveshare GSM/Bluetooth Hat?
Replies: 30
Views: 28481

Re: Anyone familiar with the Waveshare GSM/Bluetooth Hat?

When you activate serial communication (UART) between RPi & GSM pHAT, system is using it for console. As serial port cannot handle multiple simultaneous use, it makes trouble. Remove console=serial0,115200 from /boot/cmdline.txt and reboot ;) I don't have that line in cmdline.txt must i setup P...

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