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                      RFD TX Module User Manual 

www.rfdesign.com.au 

 

 

21 

 

Version 1.0                                                                                                                                                                                                              Last update 07/03/2019

 

 
 

 

Table 6 - Networking and Security 

 

 

Addressing Options 

Network ID: 0 

255 

Channels 

Up to 50 Frequency Hopping Channels 

Supported Network Topologies 

Point to point 

 

6.3

 

WiFi Specifications 

Table 7 -

 

WiFi Parameters  

 

 

Certificates 

FCC  
CE 0890 
RoHS 

WiFi Protocols 

802.11 b/g/n 

Frequency Range 

2.4GHz-2.5GHz (2400MHz-2483.5MHz) 

Wi-Fi mode

 

station/softAP/

 

Security 

WPA/WPA2 

Encryption 

WEP/TKIP/AES 

Firmware Upgrade 

OTA (via network) 

Network Protocols 

IPv4, TCP/UDP/HTTP/FTP 

User Configuration 

Browser interface 

 

 

Table 8 

 ESP8266 Receiver Characteristics 

Parameters

 

Min 

Typical 

Max 

Unit 

Input frequency 

2412

 

 

2484 

MHz 

Input impedance 

 

50

 

 

Ω

 

Input reflection 

 

 

-10 

dB 

Output power of PA for 72.2Mbps 

15.5 

16.5 

17.5 

dBm 

Output power of PA for 11b mode 

19.5 

20.5 

21.5 

dBm 

Sensitivity 

DSSS, 1 Mbps 

 

-98

 

 

dBm 

CCK, 11 Mbps 

 

-91

 

 

dBm 

6 Mbps (1/2 BPSK) 

 

-93

 

 

dBm 

54 Mbps (3/4 64-QAM) 

 

-75 

 

dBm 

HT20, MCS7 (65 Mbps, 72.2 Mbps) 

 

-72 

 

dBm 

Adjacent Channel Rejection 

OFDM, 6 Mbps 

 

37 

 

dBm 

OFDM, 54 Mbps 

 

21 

 

dBm 

HT20, MCS0 

 

37 

 

dBm 

HT20, MCS7 

 

20 

 

dBm 

Summary of Contents for RFD TX

Page 1: ...www rfdesign com au RFD TX Module User s Manual RFDesign Pty Ltd 7 1 Stockwell Place Archerfield QLD 4108 rfdesign com au...

Page 2: ...guration 5 3 2 TX Module Configuration 5 3 2 1 Configuration Webpage 6 3 2 2 WiFi Configuration 6 3 2 3 TX Module Internal RFD900x Modem settings 11 3 3 Vehicle Modem 17 4 Ground control station softw...

Page 3: ...er compatible controllers The RFD TX Module transmits the PPM stream from the controller to the vehicle via the RF Design long range telemetry modems while also receiving telemetry data received from...

Page 4: ...link Solid RFD modem bound to another modem 4 Button Press 5 times within 5 seconds to reset all WiFi settings to default values 5 Tabs To lock the TX Module into the radio control socket 6 RC and TX...

Page 5: ...ky Taranis X9D Plus However it might be compatible with other transmitters To ensure compatibility check that the dimensions of the slot and the pin configuration of the connector at the back of your...

Page 6: ...e pinout specified in Table 1 and physical dimensions described in section 2 and section 6 5 For a TARANIS X9D PLUS switch on the RC and choose the vehicle you intend to operate Navigate to the Model...

Page 7: ...int network name i e the last 6 digits of the MAC address It should be noted that this will require the installation of some support software for correct operation for detail please see section 3 2 2...

Page 8: ...ows 8 1 B Android b First run wizard The easiest way to set up your TX Module for its initial use is with the First Run Wizard from the home page See figure 6 The wizard see figure 8 will guide you th...

Page 9: ...or password open a web browser and enter the module s IP address by default in AP mode http 192 168 4 1 This will display the TX Module configuration To change the WiFi settings click on Edit WiFi Ne...

Page 10: ...tion Subnet The Subnet Mask of the network that the TX Module should attempt to join as a station Host Port This is the UDP host port number This is the port that you will direct a connection to in UD...

Page 11: ...point mode Network information such as the Subnet Mask and Gateway address can be found on a network connected device For instance in windows launch a command prompt type ipconfig and press enter Info...

Page 12: ...data and disconnect other networking devices such as LAN cables In other cases running the Windows Network Diagnostics may help 3 2 3 TX Module Internal RFD900x Modem settings The TX Module has an RF...

Page 13: ...tion Default Value Maximum Value Minimum Value Must be the same at both ends of the link S0 FORMAT This is for EEPROM version it should not be changed It is set by the firmware Firmware dependant N A...

Page 14: ...put GPIO1 1 Set GPIO 1 1 as R C PPM input 0 1 0 No S17 R C output GPIO1 1 Set GPIO 1 1 as R C PPM output 0 1 0 No S185 ANT_MODE 0 Diversity 1 Antenna 1 only 2 Antenna 2 only 3 Antenna 1 TX and antenna...

Page 15: ...rameters available will be shown Figure 12 TX Module modem configuration page Settings can be refreshed using the Load Fresh Params button Parameters can be adjusted in the text boxes as required and...

Page 16: ...your computer to the network with the TX Module on it Then choose Transmission Control Protocol TCP in the port field and leave the Baud field as default Press connect and fill in the pop up boxes wi...

Page 17: ...button as per figure 13 Figure 15 Mission planner connection options As with the modem tools you will need to enter the IP address by default in AP mode 192 168 4 1 and port number in the pop up boxe...

Page 18: ...computer yet Launch the programme and the configuration interface of figure 13 should pop up Use this interface to configure the parameters described in Table 3 RFD900x parameters When connected direc...

Page 19: ...mputer or smart device to the configured WiFi network that is either the TX Module Access Point or the linked network when using the module as a station Then open Mission Planner on your computer or T...

Page 20: ...and can be used however the recommended antenna for the TX Module is the 3 dBi half wave dipole which is provided in the kit and is available for purchase on the RF Design store Figure 20 900MHz Half...

Page 21: ...C battery voltage A Blue area 6S Ni MH B Orange area 3S LiFe C Red area 3S LiPo 6 2 Modem Specification Table 4 Performance Supported RF Data Rates 4 64 125 250 and 500 kbits sec Indoor Range 500 m 1...

Page 22: ...ty WPA WPA2 Encryption WEP TKIP AES Firmware Upgrade OTA via network Network Protocols IPv4 TCP UDP HTTP FTP User Configuration Browser interface Table 8 ESP8266 Receiver Characteristics Parameters Mi...

Page 23: ...2 A 6 5 Physical Dimensions This section provides the TX Module dimensional drawings The module it has been designed to fit into the rear expansion bay of an FrSky Taranis X9D Plus however users may f...

Page 24: ...re User Manual http files rfdesign com au Files documents RFD900x 20Peer to peer 20User 20Manual 20V1 1 pdf RFDesign Programming Tools Software http files rfdesign com au tools Manual http files rfdes...

Page 25: ...RFD TX Module User Manual www rfdesign com au 24 Version 1 0 Last update 07 03 2019 8 Revision History Version Date Changes 1 Alpha 07 03 2019 Prerelease document...

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