sample-ds3231

Real-time clock (RTC) sample for Android Things

This sample demonstrates how to control the DS3231 real-time clock (RTC) using I2C with Android Things.

Pre-requisites

• Android Things compatible board
• Android Studio 3.1+
• 1 DS3231 RTC
• jumper wires
• 1 breadboard

Build and install

On Android Studio, click on the "Run" button.

If you prefer to run on the command line, from this repository's root directory, type

./gradlew sample-ds3231:installDebug
adb shell am start com.leinardi.android.things.sample.ds3231/.ClockActivity

If you have everything set up correctly, you will see in the logcat the information about times and alarms.

License

Copyright 2018 Roberto Leinardi.

Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.