1. Manuals
  2. Brands
  3. Foxtech Manuals
  4. Drone & Quadcopter Accessories
  5. D04
  6. Manual

Foxtech D04 Manual

Multi-link signal relay
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
D04
Multi-link Signal Relay

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the D04 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Foxtech D04

Summary of Contents for Foxtech D04

  • Page 1 Multi-link Signal Relay...

  • Page 2: Table Of Contents

    Contents Disclaimer ........................3 Product Introduction ....................5 Packing List ........................6 Product instructions ..................... 7 Radio Power On and Off ....................9 Status Indicator Instructions ..................10 Ground Unit Indicator ................. 10 Receiver Indicator ..................11 Ground Unit and PC Communication ................ 12 Wireless network selection and setup ..............

  • Page 3: Disclaimer

    Product Note: 1. D04 is used as the ground end (hereinafter referred to as "ground end") in conjunction with the sky end R20 (hereinafter referred to as "sky end" or "airborne end").
  • Page 4 9. For better service customers, we have been optimizing the product upgrade. The matching software and firmware of the product will be updated and updated from time to time. There may be incompatibility between different firmware versions on the ground and onboard. So please pay attention to check the software firmware version when using.

  • Page 5: Product Introduction

    Product Introduction The D04 is a multi-link signal relay system that can simultaneously transmit up to two independent S-BUS data and one serial port data. By using D04 signal relay The remote control signal can be enhanced and transmitted to the air unit together with the TTL signal.So D04 Multi-link Signal Relay solves the problem of short...

  • Page 6: Packing List

    Packing List Main Module Ground Unit ×1 Air Unit x 1 Accessories Cahrger×1 USB cable×1 Power cable×1 Parameter setting For ground unit For parameter unit For air unit setting （DC:7.4-12V)

  • Page 7: Product Instructions

    USB data line, and the other is to transmit through the WIFI or BLE wireless network. When D04 detects the USB data cable insertion, it uses USB to transmit the serial port data preferentially. When it is detected that the USB data cable is not inserted, D04 automatically switches to your preset wireless module (WIFI or BLE) to transmit the serial port data.
  • Page 8 SET button For parameter setting USB port Type-C For parameter setting or data transmission, not batter charge port Data transmission module signal indicator Indicator RS1 RS2 RS3 is the signal strength indicator. The number of lights indicates the strength of the signal quality of the high-frequency data transmission module.

  • Page 9: Radio Power On And Off

    Radio Power On and Off 1. After pressing the power button PWR, the power indicator lights up and the four battery indicator lights start to flash simultaneously. 2. During the period when the battery indicator flashes (about 5S), release the power button and press and hold the power button again.

  • Page 10: Status Indicator Instructions

    Status Indicator Instructions Ground Unit Indicator Indicator status implication RS1 flash，RS2 和 RS3 go out current wireless mode is WIFI RS1,RS2,RS3 Configuration mode RS 1and RS2 flash， RS3 go out current wireless mode is BLE RS1 is on，RS2and RS3 go out current wireless mode is WIFI RS1,RS2,RS3 status before turned on...

  • Page 11: Receiver Indicator

    The wireless module works normally and forms a wireless network nReady The wireless module does not work properly and does not form a wireless network Wireless network data transmission is normal nLink Wireless network data transmission is abnormal 4 battery indicator lights from full-on state to full-off. After 5S, the The wireless module restored factory Settings nReady indicator lights off first and then lights up.

  • Page 12: Ground Unit And Pc Communication

    Ground Unit and PC Communication The communication between the ground terminal and the host computer uses the USB data cable by default. If the USB data cable is not connected, the radio station will automatically switch to the preset wireless module (WIFI or BLE) to transmit the serial port data.

  • Page 13: Wireless Network Selection And Setup

    Wireless network selection and setup Press and hold the set button during the boot process until the RSSI indicator RS1 flashes or RS1 and RS2 flash simultaneously, indicating that the wireless network switching and configuration mode is entered. At this time, release the set button to set the wireless module parameters and switch the wireless network through the serial port AT command.
  • Page 14 (1) Open the PC wireless network connection. If the radio WIFI module works normally, it will scan the network named “D04_Radio”. The factory default password is 88888888. （2）After connecting to the WIFI network, the serial port link data transmission can be performed through the TCP protocol or the virtual port (requires WIFI virtual port tool).

  • Page 15: Ble Wireless Network Connection

    To use the port for communication, you need to use the WIFI virtual port tool to virtualize the WIFI network connection into a port. Install WIFI virtual port toolkit, click “Add”, then you will see the virtual serial interface , select an unused port, the network protocol selects the client, and input the datalink IP and port, click OK and you will see that a new port ELTIMA Virtural Serial Port has been added to the device manager.
  • Page 16 Select a PC with BLE function, open the network connection settings, and enable the Bluetooth network connection. Open the device and printer options on the control panel and click Add Device. If the radio BLE module works normally, the device “D04_Radio” will be displayed in the device list, which is the Radio BLE device.
  • Page 17 Air Unit ② ④ ⑥ ⑦ ⑧ ⑤ ⑨ ③ Power port support the XT30 connector，voltage：7.4-12V COM port TTL port , used to connect the FC COM port or API. S-BUS1 port Use the servo wire to connect the S-BUS interface of the flight controller or other equipment S-BUS2 Port...
  • Page 18 Use the servo wire to connect the S-BUS interface of the flight controller or other equipment Signal strength S1 S2 S3- signal strength indicator High frequency module data transmission indicator When RXD indicator is on, indicates that the receiver receives the data， TXD indicator is on means that the receiver transmits data.
  • Page 19 receiver GND GND FC receiver + + FC 4. input stable 7.4-12V DC power.

  • Page 20: Datalink Link Communication Test

    Datalink Link Communication Test After the connection is completed, please check the connection status by following the steps below. (This step will be partially different due to the connection method of the ground unit or the flight control) If the ground unit is connected to PC by USB data cable , open the device manager of the PC and check if the port is correctly identified.

  • Page 21: Radio Parameter Configuration

    Radio Parameter Configuration The radio parameters have been set at the factory. By default, you should be able to use the ground and air unit directly for data transmission. In the following situations, you may need to modify the radio parameters: 1.The flight control baud rate is inconsistent with the preset baud rate 2.Multiple radios occupy the same communication channel, and the communication is blocked.
  • Page 22 and the green wire corresponds to RX. 1、 Please check your radio is H840 or P900, then use the matching assistant software to view and modify the parameters through the port. (If the corresponding port is not found, please check if the corresponding serial port driver is properly installed.) If your radio is H840, use the matching assistant software ,select the...
  • Page 23 corresponding value in the software, click on “write”, and then confirm, as shown below: If your radio is P900 version, please open the corresponding assistant software ，Select the appropriate port and click Connect. The current baud rate of the serial port link will be displayed. Pull down to select the desired baud rate as the serial link baud rate.
  • Page 24 After filling in the address and selecting the output power first click ， then click Disconnect. (Do not modify other values during this process, as this may cause the station to be unable to communicate When configuring parameters, the air unit address and the Note: corresponding position baud rate should be consistent with the ground unit, otherwise the radio may not communicate.
  • Page 25 High frequency module H800 pairing parameter instructions Name Modification Range Note 用于接收机和遥控器之间配对的 Address random 0-65535 唯一 ID 码 (ID) This baud rate needs to be set 1200、2400、4800、9600、 Baud rate manual according to the baud rate required 19200、3400、57600、 115200 by FC（Default 115200） Channel manual Default 100K ，...

  • Page 26: Ground Unit Battery Charging

    Ground Unit Battery Charging The D04 module is equipped with a 3000mAH lithium battery. Under normal working conditions, the battery can be used for about 15h. If the battery indicator shows a low voltage, please charge the battery in time.

  • Page 27: Radio Alarm

    Radio Alarm Radio low-voltage alarm: When the D04 radio voltage is too low (below 10.6V), the system will give an alarm. And the PWR indicator will flash, and with the buzzer sound continuously for a short time. If prompted, please charge the battery in time...

  • Page 28: Failsafe Setting

    Failsafe Setting The failsafe of the D04 radio is set on the Air unit. If you need to set the remote control's failsafe, please operate as follow: 1、 Write to failsafe data and open the failsafe function. When the air unit is properly connected to the ground unit, short press the...

  • Page 29: Wifi Module Parameter Setting

    WiFI Module Parameter Setting If you need to set the serial port baud rate and WIFI network parameters, please operate as follows: 1、 Use PC to search and connect WIFI network generated by WIFI module 2、 Log in to the server, modify the parameters Open the browser, enter the module's IP address in the address bar (the factory default address is http://192.168.6.1), press Enter, enter the login user name and password in the pop-up interface (the default user name and...
  • Page 30 To change the baud rate of radio serial port , you can modify the parameters as needed in the UART parameter field. The Socket parameter setting is attached to the UART parameter bar, it can be used to change the server address and port number. This address and port number is what we used in TCP communication or virtual serial port.
  • Page 31 In the recovery restart bar, you can restore the WIFI module parameters to the factory default parameters. Note: Click “Save” after the parameters in current column are changed, and the changed parameters will take effect after the page is restarted or the ground unit is turned off and restarted.
  • Page 32 SET button to exit the parameter configuration after the wireless network switches to WIFI mode, In the normal working state of D04 module, you can restore the WIFI parameters to the factory default values and then modify the parameters.
  • Page 33 Set the SSID and password of the AT+WSTA=D04-Radio,NONE associated AP. Buad rate 115200, Data bit 8, stop AT+UART=115200,8,1,NONE,NFC Query UART interface parameters bit 1, no parity, no flow control AT+SEARCH=48899,chinowing Set LAN search port and keywords AT+MID=D04 Set module MID...

  • Page 34: Ble Module Parameter Setting

    BLE Module Parameter Setting Since the BLE module does not have a corresponding PC software configuration, it can only be configured through the serial port AT command. Therefore, it is generally not recommended to change the BLE module parameters. If you really need to change the BLE module parameter settings, please do as following: Press and hold the Set button during the boot process until the RSSI indicator RS1 flashes or RS1 and RS2 flash simultaneously, that indicates the wireless network...
  • Page 35 The name of the module (limit length 1~10 AT+BNAME=D04_Radio Set the module BLE network name as D04_Radio bytes) The name of the module (limit length 1~10 AT+SNAME=D04_RADIO Set the module SPP network name as D04_RADIO bytes) AT+UART=115200 Set the serial port baud rate to 115200 9600~3Mbp AT+HELLO=D04_Radio Set module welcome language D04_Radio...

  • Page 36: Ble And Wifi Modules Are Restored To Factory Settings

    After restoring the factory settings, the configuration of all users of the WIFI module will be changed to the factory default parameters. The default parameters of the WIFI module: Network name SSID: D04-Radio. Password:88888888. Network mode: AP mode.

  • Page 37: Check The Radio System Firmware Version

    3.During the process of starting the radio, the serial port assistant will print the following firmware version information "JDSP4-0.5.1---JDSP4-1.20" The JDSP4 indicates the P900 version of the D04 radio (JDSH4 indicates the H800 version of the D04 radio). The first version number indicates the soft version number of the firmware, and the second version number indicates the hard version number of the firmware.

  • Page 38: Firmware Upgrade Steps

    Firmware Upgrade Steps Please use the firmware upgrade tool to upgrade the firmware of radio ground unit and air unit separately. Ground unit Firmware upgrade Click firmware download on the official website , select the appropriate version of the firmware and save the firmware locally. Close other applications that use the port, open the firmware upgrade tool Connect the radio to the PC with a USB cable and a port number will be displayed in the device manager.
  • Page 39 Press and hold the Set button and turn it on at the same time until RS1 flashes (or RS1 and RS2 flash simultaneously). Release the set button, indicating that the wireless network selection mode is entered. At this time, you can select the wireless communication method. In the wireless network selection mode, press and hold the set button again until the config light is on, and release the set button, indicating that you have entered the high-frequency module configuration...
  • Page 40 Click the “Start Upgrade” button after confirmation, and then firmware starts writing. 10. Firmware starts writing 11. Wait for the firmware upgrade until the firmware upgrade completion prompt dialog box is displayed, then close the window of firmware upgrade tool. Firmware has been successfully upgraded.

  • Page 41: Receiver Firmware Upgrade

    Receiver firmware upgrade The firmware upgrade method of the receiver is similar to the ground unit except the way to enter the firmware upgrade mode. 1. Click firmware download on the official website , select the appropriate version of the firmware and save the firmware locally. 2.
  • Page 42 receiver are displayed. 7. Open the path of the firmware file you just saved and click the Start button after confirmation. 8. Wait for the firmware upgrade until the firmware upgrade completion prompt dialog box is displayed, then close the window of firmware upgrade tool. Firmware has been successfully upgraded.

  • Page 43: Faq

    1 ： The receiver S-BUS has a signal output, but the serial port cannot be connected, or the transmission signal is garbled. Please check whether the serial port baud rate of the air unit and the ground unit is the same; and set the baud rate corresponding to the ground station software.

Table of Contents