1# Standard-System Devices<a name="EN-US_TOPIC_0000001135684346"></a> 2 3- **[Development Guidelines on Clock Apps](device-clock-guide.md)** 4 5- **[Development Example for Platform Drivers](device-driver-demo.md)** 6 7- **[Development Example for Peripheral Drivers](device-outerdriver-demo.md)** 8 9 10