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4-Digit Segment Display sample for Android Things

This Android Things sample demonstrates how to use a 4-Digit segment display based on the TM1637 IC.


4-Digit Segment Display sample demo

(Watch the demo on YouTube)


  • Android Things compatible board
  • Android Studio 2.2+
  • 1 4-Digit Segment display like this
  • jumper wires
  • 1 breadboard


Schematics for Raspberry Pi 3

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 tm1637:installDebug
adb shell am start com.example.androidthings.driversamples/.SegmentDisplayActivity

If you have everything set up correctly, the segment display will show "2342".


Copyright 2016 The Android Open Source Project, Inc.

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

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.

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