raspi:raspi-tty-en
Raspberry Pi Serial
Documentation
Devices
crw-rw---- 1 root dialout 204, 64 Aug 24 16:30 /dev/ttyAMA0 crw-rw---- 1 root dialout 4, 64 Aug 24 16:30 /dev/ttyS0 lrwxrwxrwx 1 root root 5 Aug 24 16:30 /dev/serial0 -> ttyS0 lrwxrwxrwx 1 root root 7 Aug 24 16:30 /dev/serial1 -> ttyAMA0
It is recommended to use /dev/serial0 in all cases if serial communication should go by GPIO14(TX) and GPIO15(RX).
If Bluetooth is activated the system will use /dev/ttyAMA0 to communicate with it.
raspi/raspi-tty-en.txt · Last modified: 2019/08/25 08:23 by rjversluis