SPI Pins

Enabling The SPI Port You now use the raspbian config tool: sudo raspi-config Select 'Advanced Options' and then select the relevant option. Enabling The SPI Port On Old Raspbian Distributions The SPI port needs to be enabled in Raspbian before it can be used. Edit the modules blacklist file: sudo nano /etc/modprobe.d/raspi-blacklist.conf Add a '#' character to […]

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UART Pins

Turning off the UART functioning as a serial console UPDATE – You can now disable serial via the GUI so the below will be redundant for many users   (This is based on Clayton Smiths nifty guide). Backup the /boot/cmdline.txt file before you edit it just in case of screw-ups: sudo cp /boot/cmdline.txt /boot/cmdline_backup.txt Edit the file: sudo […]

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I2C Pins

Enabling The I2C Port You now use the raspbian config tool: sudo raspi-config Select 'Advanced Options' and then select the relevant option. Enabling The I2C Port On Old Raspbian Distributions The I2C ports need to be enabled in Raspbian before they can be used. Edit the modules file sudo nano /etc/modules Add these lines: i2c-bcm2708 i2c-dev Exit and save […]

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