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‎.editorconfig

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root = true
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[*]
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charset = utf-8
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end_of_line = lf
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indent_size = 2
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indent_style = space
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insert_final_newline = true
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trim_trailing_whitespace = true

‎.gitattributes

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.editorconfig export-ignore
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.gitattributes export-ignore
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.gitignore export-ignore
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infection.json.dist export-ignore
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phpunit.xml.dist export-ignore
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psaml.xml.dist export-ignore
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ruleset.xml.dist export-ignore
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tests/ export-ignore
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# Auto detect text files and perform LF normalization
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* text=auto

‎.gitignore

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.env
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/vendor/
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composer.phar
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infection.json
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infection.log
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phpunit.xml
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psalm.xml
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ruleset.xml

‎LICENSE

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MIT License
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Copyright (c) 2021 Flávio Heleno
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.

‎README.md

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# Embedded PHP: Examples
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This project carries code samples for different types of displays and sensors, using the Embedded PHP library.
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## Available Examples
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### Displays
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- [OLED: SSD1322 Driver](Displays/Ssd1322.php)
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### Sensors
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- [HCSR04: Ultrasonic ranging sensor](Sensors/HcSr04.php)
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## License
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This library is licensed under the [MIT License](LICENSE).

‎Sensors/HcSr04.php

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<?php
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declare(strict_types = 1);
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require_once __DIR__ . '/../vendor/autoload.php';
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/**
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* This example measures distance using the HC-SR04 Ultrassonic sensor.
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* Requires ext-gpio (https://github.com/embedded-php/ext-gpio) to be installed.
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*
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* Assembly instructions:
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* - VCC: Wired to 5V
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* - Trigger: Wired to GPIO25 on a RPi
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* - Echo: Wired to GPIO24 on a RPi
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* - GND: Wired to GND
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*/
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use EmbeddedPhp\Core\Gpio\PhpGpioExt;
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use EmbeddedPhp\Sensors\HcSr04;
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$gpio = new PhpGpioExt('/dev/gpiochip0', PhpGpioExt::PIN_LOG);
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$sensor = new HcSr04($gpio, 25, 24);
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for ($i = 0; $i < 10; $i++) {
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echo 'Probe ', $i + 1, ': ', $sensor->getDistance(), ' millimeters', PHP_EOL;
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sleep(1);
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}

‎composer.json

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{
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"name": "embedded-php/examples",
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"description": "Embedded PHP: Code Examples",
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"type": "project",
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"license": "mit",
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"authors": [
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{
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"name": "Flavio Heleno",
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"email": "[email protected]"
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}
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],
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"config": {
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"optimize-autoloader": true,
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"sort-packages": true,
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"preferred-install": "dist",
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"allow-plugins": {
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"infection/extension-installer": true,
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"composer/package-versions-deprecated": true
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}
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},
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"minimum-stability": "dev",
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"prefer-stable": true,
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"funding": [
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{
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"type": "patreon",
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"url": "https://www.patreon.com/flavioheleno"
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}
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],
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"require": {
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"php": ">=8.0",
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"embedded-php/display": "dev-main",
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"embedded-php/sensors": "dev-main"
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},
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"require-dev": {
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"infection/infection": "^0.25.0",
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"php-parallel-lint/php-parallel-lint": "^1.3",
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"phpstan/phpstan": "^0.12.90",
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"phpunit/phpunit": "^9.5",
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"psy/psysh": "^0.10.8",
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"roave/security-advisories": "dev-master",
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"squizlabs/php_codesniffer": "^3.6",
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"vimeo/psalm": "^4.8"
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},
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"scripts": {
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"console": "vendor/bin/psysh",
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"infection": "vendor/bin/infection",
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"lint": "vendor/bin/parallel-lint --exclude vendor .",
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"phpcs": "vendor/bin/phpcs --standard=ruleset.xml src/ tests/",
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"phpstan": "vendor/bin/phpstan analyse --level=max --autoload-file=vendor/autoload.php src/",
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"phpunit": "vendor/bin/phpunit ./tests/ --coverage-html=./report/coverage/ --whitelist=./src/ --testdox-html=./report/testdox.html --disallow-test-output --process-isolation",
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"psalm": "vendor/bin/psalm --taint-analysis",
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"test": [
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"@infection",
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"@lint",
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"@phpunit",
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"@phpstan",
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"@psalm",
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"@phpcs"
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]
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},
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"scripts-descriptions": {
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"console": "Runs PsySH Console",
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"infection": "Runs mutation test framework",
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"lint": "Runs complete codebase lint testing",
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"phpcs": "Runs coding style checking",
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"phpstan": "Runs complete codebase static analysis",
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"phpunit": "Runs library test suite",
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"psalm": "Runs complete codebase taint analysis",
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"test": "Runs all tests"
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}
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}

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