EL18 V3.0 ERLS Simplified Operation Guide: A Quick Start Guide

Introduction: Welcome to the EL18 V3.0 ERLS Simplified Operation Guide. Whether you're a beginner or an experienced enthusiast, this article will provide you with a comprehensive guide to operating the transmitter.

1. EL18 Transmitter Upgrade Operation Guide Upgrading your EL18 transmitter to the latest firmware is a key step in maintaining peak performance. Here are the simple steps on how to upgrade:

• Place the etx-v2.10-int-elrs-27ad2a6b56-el18-en firmware in the FIRMWARE folder on the EL18 transmitter's SD card.
  
• Turn on the EL18 transmitter and click the icon to enter the system settings.

https://link-to-your-image.com/upgrade.jpg

Updating the Bootloader:

• Turn off the transmitter to enter the card flash interface.
  
• Click Write Firmware, select the etx-v2.10-int-elrs-27ad2a6b56-el18-en firmware, confirm and begin the firmware flashing process. Wait for the progress bar to complete, indicating a successful burn.
  
• Power off the transmitter to enter the card flash interface, click on "Write Firmware," select the etx-v2.10-int-elrs-27ad2a6b56-el18-en version firmware, confirm your selection by long pressing, and begin the firmware flashing process. Wait for the progress bar to complete, indicating that the firmware has been successfully burned.
  
  
  
  

3. Built-in High-Frequency Firmware Update Keeping your transmitter firmware updated ensures seamless connectivity with your devices. Here's how to update the built-in high-frequency firmware:

• Enter card flash mode, navigate to the RF USB access interface, and disable RF USB access to enable the built-in high frequency for USB connection.
  
• Connect the transmitter to your computer using a TYPE-C cable.
  
  
• Double-click to open the "Update firmware INRM301.exe" on your computer. Once connected, the upper machine will display the transmitter version information.
  
  
  
• Click the [Update] button in the upper machine to perform the high-frequency firmware update.
  
• Wait for the firmware update to succeed.

https://link-to-your-image.com/high-frequency-firmware-update.jpg

4. ExpressLRS ExpressLRS is a powerful tool that can help you make the most of your EL18 transmitter. Here's a guide on how to use the ExpressLRS Lua script:

• Store the "elrsV3.lua" script in the SD card SCRIPTS --->TOOLS folder.
• In the system settings, turn on the Internal RF type selection for CRSF and set the Baudrate serial frequency.

https://link-to-your-image.com/expresslrs-guide.jpg

5. Lua Script for Flight Control Tuning Lua scripts provide a simple and quick way to tune your flight control. Here are the steps to use Lua scripts for tuning:

• Download and unzip the Lua script.
  ELRS Lua Scrpts
• Copy the script files to the corresponding folders on the

  SCRIPTS --->TOOLS

• Run the script in the system settings for flight control tuning.

• Usage

  1. Go to Radio Settings --> HARDWARE menu to enable the Internal RF type and select CRSF, set the Baudrate serial frequency (options include 115K, 400K, 921K, and 1.87M).

  2. Enter Model Settings --> Model Setup menu and choose CRSF as the Internal RF.

  3. Go back to Radio Settings --> TOOLS menu, select the ExpressLRS menu, and you can set the following options: Packet Rate (packet rate), Telem Rate (telemetry rate), Switch Mode (switch mode), Model Match (model match switch), TX Power (transmitter power), and Bind (binding).

  4. Use the right TRIM trim button to switch and select options, control the TRIM button up and down to switch options, and press the TRIM button short to enter the setting item and save the parameter settings.

6. Lua Script for Flight Controller Tuning

Lua Script

Download the Lua script from this link: Releases · betaflight/betaflight-tx-lua-scripts (github.com)

Click to download "betaflight-tx-lua-scripts_1.7.0.zip"

Usage

Lua Script File Storage Path

Copy the contents of the "betaflight-tx-lua-scripts_1.7.0.zip" Lua script files into the SCRIPTS and SOUNDS folders on the Edge Tx SD card, with the following steps:

1. Connect the transmitter to the computer using a USB cable, enabling the transmitter to enter "USB Storage (SD)" mode.

2. Open the Lua script file "BF" and copy the entire "BF" script file directly into the SCRIPTS folder.

3. Open the Lua script file "FUNCTIONS" and copy the script files into the SCRIPTS --> FUNCTIONS folder.

4. Open the Lua script file "TOOLS" and copy the script files into the SCRIPTS --> TOOLS folder.

5. Open the Lua script file "SOUNDS" and copy the script files into the SOUNDS folder.

Tuning Usage

1. Ensure that the transmitter and receiver are in normal communication status (Note: The receiver is properly connected to the flight controller).

2. Power on the transmitter and navigate to the "Radio Settings" menu to access the "Betaflight CMS" menu, run the script, and wait for the compilation process to complete.

3. Select and enter the "Betaflight setup" menu to start tuning the flight controller (The tuning page is shown in the following figure).
   

4. Use the right TRIM trim button to switch and select options, control the TRIM button up and down to switch options, press the TRIM button short to enter the setting item, and press and hold the TRIM button to save the setting parameters (The page will prompt to save, select "Save page"); Use the left TRIM trim button to exit by pressing it short.

Conclusion: The EL18 V3.0 ERLS transmitter offers many advanced features that can enhance your flying experience. By following the steps in this guide, you can ensure that your transmitter is always in optimal condition.

Keywords: EL18 V3.0, ERLS, Transmitter Upgrade, High-Frequency Firmware Update, ExpressLRS, Lua Script, Flight Control Tuning