Remove console=serial0,115200 from /boot/cmdline.txt and reboot
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- Fri May 17, 2019 9:12 am
- Forum: HATs and other add-ons
- Topic: Anyone familiar with the Waveshare GSM/Bluetooth Hat?
- Replies: 27
- Views: 14791
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
Remove console=serial0,115200 from /boot/cmdline.txt and reboot