SIYI HM30 Full HD Digital Video Link Radio System Transmitter User Guide
- June 3, 2024
- SIYI
Table of Contents
Full HD Digital Video Link Radio System Transmitter
**User Guide
**
HM30 Full HD Digital Video Link Radio System Transmitter
On Android and iOS devices, WiFi can be used to share video streams and UDP
telemetry data.
Bluetooth can be used to send telemetry data to GCS.
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INTERFACE
OLED
Indicator Definition
Status Indicator
Solid Red: No communication between the ground unit and the air unit
Solid Blue: Perfect communication, receiving 100% data package.
Blinking Blue: Blinking frequency indicates the signal quality. The more
frequently it blinks, the worse the signal quality is.
Triple Yellow Blinks: Image transmission data overload — level 1
Yellow Blinks: Image transmission data overload — level 2
Yellow-Red Blinks: Ground unit overheat — level 1
Yellow-Red-Red: Ground unit overheats — level 2
Yellow-Red-Red-Red: Ground unit overheat — level 3
Blue-Red Blinks: Air unit overheats — level 1
Blue-Red-Red Blinks: Air unit overheats — level 2
Blue-Red-Red-Red Blinks: Air unit overheats — level 3
Charging Indicator
Red: In charging
Green: Charging finished.
Power On / OFF
Power on Press the power button until the OLED screen shows “press again…”.
Then hold the power button for two seconds, and the system will be turned on.
Power off: Press the power button until the OLED screen shows “press btn
again…”. Then hold the power button for two seconds, and the system will be
turned off.
Ground Unit Communicates with GCS via Bluetooth
Let’s take OGroundControl as an example.
- Press the function button to enter the “MENU – Setting” page. Set “Datalink Mode” as ‘blue”, and “BAUD” as “57600”.
- On your smartphone, go to “System Settings – Bluetooth”, search for the Bluetooth device started with ID “SIYI-6A ) and pair with it. The password is “1234”.
- Open QGC, go to the “Application Settings° page, touch “Comm Links” and ‘Add a new connection.
- Set the type as “Bluetooth, then touch ‘Scan”.
- Touch the Bluetooth device of which the name is starting with “SIYI 6A”‘”‘”, then touch “OK” to go back to the Comm Links page.
- Touch the configured “Bluetooth” connection and touch “Connect’, the Bluetooth connection is finished. ‘HM30 can connect to a smartphone or PC GCS through Bluetooth, UDP, or UART.
Ground Unit Outputs Video via Internal WiFi to Display in SIYI FPV
- Press the function button to enter the “MENU – Setting” page. Set “Video Mode” as “Inter WiFi”.
- On your smartphone, go to “System Settings – WiFi”, search for the WiFi device started with ID “SIYI-6A ), and pair it with it. The password is “12345678”.
- Install the “SIYI FPV” app on your smartphone, input the IP address of your camera into the app, then the video will display.
‘The default RTSP address in SIYI FPV is ttsp://192.168.144.25:8554/main.24“, which is the IP address of SIYI IP Camera and SIYI HDMI Converter.
Ground Unit Outputs Video via USB to Display in SIYI FPV
- Press the function button to enter the ‘MENU – Setting” page. Set “Video Mode” as “USB”.
- Use the original USB cable to connect the HM30 ground unit to your smartphone. Set the connection type as “File Transfer. ‘Other connection type like “Charging’ will disable video stream transfer.
- Go to “System Settings and turn on “USB Tethering”.
- Install the “SIYI FPV” app on your smartphone, input the IP address of your camera into the app, then the video will display.
‘There are four ways to acquire the video stream from the HM30 ground unit: USB, Internal MR. External WiFl. and Ethernet. Please refer to the user manual or consult SIYI Support for detail.
FPV OSD
- Press the function button to enter the ‘MENU – Setting” page and turn on “FPV.OSD” function.
- Open the “SIYI FPV” app, go to the “Link Status” page, and tum on the “Mavlink OW” function.
- Now you can check the OSD display over the video stream in SIYI FPV.
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