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iotsec-djw2/lab1/lab1.md
2024-11-04 16:19:58 -08:00

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Lab 1: Verification

This lab follows my efforts of flashing, verifying, and interfacing with the hardware kit introduced in Lab 0

Part 0: Flashing firmware

To begin, I plug in my board to my PC and download the U2F file

setup

Per the instructions, I then hold the boot button and quickly press the reset button. Shortly after, the storage device appears as avaiable with the name RPI-RPI2

pre-flash

After simply copying the file and waiting a few minutes, the storage device dissapears, and re-appears with the name CIRCUITPY as expected

post-flash

I can now move on to verify the radio activity functions correctly.

Part 1: Verify Radio

Part 2: Serial Console

To verify serial access capabilities with my featherboard, I will be following the linux instrutions provided

Determine the port

With the board connected, only one serial port appears. This is a good start

port-check

Connect

I now run the screen command on the serial port with the baud rate given from the tutorial

screen-cmd

This is successfull, and I drop into the circuit python interpreter with ease!

python-int

Reflections

The overall process here of interfacing with the RP2040 featherboard and basic interactions with the radio and python interpreter were straightforward. This is convienent compared to my prior experience with embedded controller, and the need to often compile and push lower-level code to build features.