beginner

What is SPI and why do we enable it on Raspberry Pi?

SPI (Serial Peripheral Interface) is a way for the Raspberry Pi to talk to other devices like sensors or displays quickly. We enable it to allow this communication.

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beginner

Which command opens the Raspberry Pi configuration tool to enable SPI?

The command is sudo raspi-config. It opens a menu where you can enable SPI easily.

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beginner

After enabling SPI via raspi-config, what is the next step to make sure SPI works?

You should reboot the Raspberry Pi using sudo reboot so the changes take effect.

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intermediate

How can you check if SPI is enabled on your Raspberry Pi?

Run ls /dev/spidev*. If you see devices like /dev/spidev0.0, SPI is enabled.

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intermediate

What file can you edit manually to enable SPI if you don't want to use raspi-config?

You can edit /boot/config.txt and add the line dtparam=spi=on to enable SPI.

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Which command do you use to start the Raspberry Pi configuration tool to enable SPI?

Asudo config-spi

Bsudo spi-enable

Csudo raspi-config

Denable-spi

What should you do after enabling SPI in raspi-config to apply changes?

ANothing, changes apply immediately

BRun <code>spi-start</code>

CRun <code>sudo spi-enable</code>

DRun <code>sudo reboot</code>

Which device file indicates SPI is enabled on Raspberry Pi?

A/dev/spidev0.0

B/dev/ttyUSB0

C/dev/i2c-1

D/dev/spi0

Where do you add dtparam=spi=on to enable SPI manually?

A/etc/spi.conf

B/boot/config.txt

C/home/pi/spi.txt

D/etc/modules

What does SPI stand for?

ASerial Peripheral Interface

BSimple Peripheral Input

CSerial Port Interface

DSystem Peripheral Integration

Explain the steps to enable SPI on a Raspberry Pi using the command line.

How can you verify that SPI is enabled and working on your Raspberry Pi?