DJI Mobile and Onboard Device Data Telemetry User Guide V1.0.0

About this manual

This guide introduces the data telemetry feature developed by DJI to facilitate communication between Mobile API (iOS/Android) and Onboard API (Windows/Linux or embedded systems). It serves as a bridge allowing developers to send control commands from mobile devices to onboard equipment and receive status updates back, enabling custom flight applications. This manual is written in Chinese.

What's inside

• Data Telemetry Function Introduction
• Development Purpose of Data Telemetry
• Onboard Device to Mobile Device Transmission
• Mobile Device to Onboard Device Transmission
• Communication Protocol Specifications
• Example Code for iOS and Android
• Bandwidth Limitations

Specifications

Frequently asked questions

What is the bandwidth limit for data sent from a mobile device to onboard equipment?

The communication bandwidth for sending data from a mobile device to onboard equipment is approximately 1KB/s.

What is the bandwidth limit for data sent from onboard equipment to a mobile device?

The communication bandwidth for sending data from onboard equipment to a mobile device is approximately 8KB/s.

What is the maximum size of data that can be sent from a mobile device?

The size of the transmitted data must not exceed 100 bytes.