Question 1

Should I use serialport-rs or tokio-serial for my Rust project?

Accepted Answer

Choose serialport-rs for synchronous blocking I/O with cross-platform simplicity, but if you need async integration with Tokio, tokio-serial is the better fit. serialport-rs lacks native async support, so using it in async contexts requires additional workarounds.

Question 2

How do I disable the libudev dependency in serialport-rs on Linux?

Accepted Answer

Build with `cargo build --no-default-features` to disable libudev. This removes the dependency but may result in less accurate port enumeration, potentially listing non-existent ports or missing USB details.

Question 3

Does serialport-rs work with USB-to-serial adapters like FTDI chips?

Accepted Answer

Yes, it supports USB serial devices through standard enumeration. However, note the known issue with FTDI TTL-232R on Linux where the driver incorrectly reports support for 5 data bits, which could lead to configuration errors.

Question 4

What Rust version do I need for serialport-rs?

Accepted Answer

The minimum stable Rust version is 1.59.0, but some examples may require newer versions. Dependencies aren't pinned to MSRV, so building with older Rust versions might need manual dependency pinning to avoid resolution failures.

Question 5

Is serialport-rs stable enough for production use?

Accepted Answer

While it's used in production, the library is seeking maintainers, especially for Windows, which introduces risks for long-term support. Check the GitHub issues and activity to assess stability for your specific platform.

Question 6

How do I handle timeouts when reading from a serial port with serialport-rs?

Accepted Answer

Use the configuration builder's `.timeout()` method to set a Duration for blocking reads. The default timeout is 0 ms, meaning reads block indefinitely until data arrives, so adjust this based on your application's needs.

serialport-rs

What is serialport-rs?

Overview

Use Cases

Best For

Found a gem we're missing?

Not Ideal For

Pros & Cons

Pros

Cons

Frequently Asked Questions