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Results tagged with uart
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user 43512
a Universal Asynchronous Receiver/Transmitter, better known as serial port
4
votes
Accepted
What is the difference between the GPIO pins BCM 14 and BCM 18?
Typical alternative functions are UART (generally also called serial, but there are other types if serial communication), SPI, I2C and PWM. … UART is a bidirectional serial protocol, but can be used in a unidirectional way. It requires 1 pin for input (aka rx) and 1 pin for output (aka tx). This is why there are two pins labeled as UART. …
- 761
1
vote
How to free the UART pins of Raspberry pi B+ from acting as a kernel console?
On systemd enabled systems, to disable the serial console from starting on boot run:
sudo systemctl disable [email protected]
In systemd, start/stop starts/stops the service now (but not …
- 761
2
votes
Accepted
How to Create shortcut that appends text to /boot/config.txt
You should use one of kdesu, kdesudo or gtksudo (depending on your desktop environment) to run the script as root. It will give you a gui prompt for your password rather than just sudo which wants an …
- 761