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How to Use I2C Devices in Apache NuttX: Scanning for Devices
Previously in this EmbeddedRelated article, we saw how to use Buttons Subsystem on NuttX using a RaspberryPi Pico board. Now we will change from user input device (buttons) for something...
No matter what is your microcontroller or your board, it will return an i2c master instance that is used as a generic "glue" to interface with any I2C device supported by NuttX. As you did in previous article, press and hold the Raspibbery Pi Pico BOOTSEL button and connect the USB cable. After the file is flash the green LED will turn on, you can also run "sudo dmesg" to confirm that USB CDC/ACM was detected correctly.
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