PlatformIO Core provides CLI version (pio device monitor) of Serial Monitor. If you need advanced instrument with a rich UI, we recommend free and multi-platform CoolTerm serial port terminal …

When you are testing sensors in the Modular Sensors sketches, the serial monitor will help you confirm that all of your sensors are working correctly, which is an extremely useful thing.

Jul 23, 2022 · How to run PlatformIO serial monitor from the command line First, activate the PlatformIO virtual environment which will give you access to the pio script:

Using the ESP32-s3 and on platformIO. It can be used to turn on an LED for an amount of time, making it read the nuber after the word on, this can be used in other applications to read a …

Jun 5, 2025 · If you want to prototype hardware (like ESP32) using Gen AI and LLMs, this guide will help you set up your environment and print your first “Hello World” to the Serial Monitor.

When I use the Serial monitor tab with my ESP32 boards, sometimes it works, but a lot of the time it doesn't work no matter what I do. When I click the small button for the Platform IO serial …

Jun 4, 2025 · I'm trying to upload to and run a serial monitor on my Portenta Machine Control from both PlatformIO in VSCode and Arduino IDE. I was able to upload and monitor through …

Jul 13, 2025 · PlatformIO, inside VS Code, makes this effortless: Build and upload your sketch by clicking the checkmark and right arrow icons. Open the Serial Monitor by clicking the small …

Custom options for pio device monitor command. © Copyright 2014-present, PlatformIO.

PlatformIO works great from the commandline, follow these instructions to install and run platformIO from the commandline. See the excellent PlatformIO Quick Start Guide for more info.