PHPackages                             dept-of-scrapyard-robotics/msa311 - PHPackages - PHPackages  [Skip to content](#main-content)[PHPackages](/)[Directory](/)[Categories](/categories)[Trending](/trending)[Leaderboard](/leaderboard)[Changelog](/changelog)[Analyze](/analyze)[Collections](/collections)[Log in](/login)[Sign up](/register)

1. [Directory](/)
2. /
3. [Framework](/categories/framework)
4. /
5. dept-of-scrapyard-robotics/msa311

ActiveLibrary[Framework](/categories/framework)

dept-of-scrapyard-robotics/msa311
=================================

Drive MSA311 3-axis accelerometers over I2C with PHP

0.4.0(2mo ago)03MITPHPPHP ^8.3

Since Jun 10Pushed 2w agoCompare

[ Source](https://github.com/DeptOfScrapyardRobotics/MSA311)[ Packagist](https://packagist.org/packages/dept-of-scrapyard-robotics/msa311)[ Docs](https://dosr.projectsaturnstudios.com)[ RSS](/packages/dept-of-scrapyard-robotics-msa311/feed)WikiDiscussions 0.7.x Synced 1w ago

READMEChangelogDependencies (3)Versions (5)Used By (0)

dept-of-scrapyard-robotics/msa311
=================================

[](#dept-of-scrapyard-roboticsmsa311)

Drive the **MSA311** 3-axis I2C accelerometer from PHP (ScrapyardIO 0.7).

Install
-------

[](#install)

```
composer require dept-of-scrapyard-robotics/msa311:^0.7.0
```

Requires `scrapyard-io/gpio-framework` and `scrapyard-io/waveforms` (^0.7).

Quick use
---------

[](#quick-use)

```
use DeptOfScrapyardRobotics\Sensors\MSA311\MSA311;

$accel = MSA311::i2c('/dev/i2c-1'); // slave 0x62, boots by default
echo $accel->x(), ' ', $accel->y(), ' ', $accel->z(); // g
$accel->close();
```

Circuit profiles
----------------

[](#circuit-profiles)

```
php workshop msa311:make-profile
```

```
use GeneralPurposeIO\Core\MagicAliases\Circuit;

$accel = Circuit::profile('msa311_board');
$gX = $accel->x();
```

Smoke: `php workshop runner msa311-smoke --profile=msa311_board`

Notes
-----

[](#notes)

- PARTID register `0x01` must read `0x13`.
- Default I2C address `0x62`.
- Implements `Waveforms\Contracts\Motion\MeasuresAcceleration`.

###  Health Score

37

—

LowBetter than 81% of packages

Maintenance91

Actively maintained with recent releases

Popularity3

Limited adoption so far

Community6

Small or concentrated contributor base

Maturity42

Maturing project, gaining track record

 Bus Factor1

Top contributor holds 100% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Every ~21 days

Total

4

Last Release

19d ago

PHP version history (2 changes)0.4.0PHP ^8.3

0.7.x-devPHP ^8.4|^8.5|^8.6

### Community

Maintainers

![](https://avatars.githubusercontent.com/u/10563160?v=4)[Angel Gonzalez](/maintainers/projectsaturnstudios)[@projectsaturnstudios](https://github.com/projectsaturnstudios)

---

Top Contributors

[![projectsaturnstudios](https://avatars.githubusercontent.com/u/10563160?v=4)](https://github.com/projectsaturnstudios "projectsaturnstudios (4 commits)")

---

Tags

frameworkscrapyard-io

### Embed Badge

![Health badge](/badges/dept-of-scrapyard-robotics-msa311/health.svg)

```
[![Health](https://phpackages.com/badges/dept-of-scrapyard-robotics-msa311/health.svg)](https://phpackages.com/packages/dept-of-scrapyard-robotics-msa311)
```

PHPackages © 2026

[Directory](/)[Categories](/categories)[Trending](/trending)[Changelog](/changelog)[Analyze](/analyze)