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Ethos 1.5 Series User Manual

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1.5
and
X18, X20 series
User Manual

Table of Contents

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Ethos 1.5 Series Specifications

General IconGeneral
BrandEthos
Model1.5 Series
CategoryRemote Control
LanguageEnglish

Summary

X20/X20S Layouts

X20 Pro Layout

Details the layout and components of the X20 Pro radio, including sticks, buttons, screen, and ports.

X20R/RS Layout

Illustrates the physical layout of the X20R/RS radio, highlighting controls, ports, and antennas.

X18/X18SE Layout

Provides a diagram of the X18/X18SE radio layout, showing controls, screen, and connectivity options.

Main Views

The top bar

Displays model name, active flight mode, and status icons like logging, trainer, RSSI, volume, and battery.

The bottom bar

Contains tabs for Home, Model Setup, Configure Screens, and System Setup. Displays system time.

The widgets area

Middle area for displaying various data like images, timers, telemetry, and radio values. User configurable.

User Interface and Navigation

Reset menu

Long press [ENT] from Home screen to access reset options for flight, telemetry, and timers.

Lock touchscreen

Lock touchscreen by pressing [ENTER] and [PAGE] simultaneously for 1 second.

Virtual keyboard

Ethos provides a virtual keyboard for editing text fields.

Number value controls

Dialog pops up for setting min/default/max values and incrementing/decrementing.

Options Feature

Value options

Dialog shows parameter configuration, allowing setting max/min or using a source for adjustment.

Invert

Negates or inverts a source's activation condition (e.g., switch SA up vs. not up).

Edge

Triggers an action only on source transition (False to True or True to False).

USB Connection To PC Modes

Power Off mode

Connecting powered off via USB is for DFU mode, used for flashing the bootloader.

Bootloader mode

Radio in bootloader mode for connecting to PC via USB for file access or updating via Ethos Suite.

Power On mode

Radio connected via USB while powered on offers options like Joystick, FrSky Suite, and Serial mode.

Emergency Mode

System Setup

Overview

Explains the system setup menu for common hardware configurations, accessed via Gear tab.

File manager

Manages files, access to flash firmware, external S.Port, OTA, and external modules.

Alerts

Configuration for silent mode, battery voltages, sensor conflict, and inactivity alerts.

Date & Time

Configuration of the system clock and time display options.

General

Configures menu style, language, display attributes, audio, vario, haptic modes, and top toolbar.

Battery

Configuration of battery management settings.

Hardware

Checks physical inputs, analog/gyro calibration, and switch type definitions.

Sticks

Configuration of stick mode, default channel order, and renaming stick controls.

Device config

Tools for configuring sensors, receivers, gas suite, servos, and video transmitters.

Info

System information for firmware version, gimbals type, and RF modules.

Model Setup

Overview

Explains the Model Setup menu accessed via the Airplane tab.

Model select

Used to create, select, add, clone, or delete models and manage category folders.

Edit model

Edits basic model parameters, name, picture, and function switches.

Flight modes

Allows setting up switch-selectable specific tasks or flight behaviors for models.

Mixes

Configures control functions, combining inputs and mapping them to output channels.

Outputs

Interface for adapting logical outputs to mechanical characteristics, configuring throws and reverse.

Timers

Section for configuring the three available timers.

Trims

Configures trim mode, disables trims, enables extended trims, or cross trims.

RF System

Configures owner registration ID and internal/external RF modules, including receiver binding.

Telemetry

Used for passing information from the model back to the pilot, like RSSI and VFR.

Checklist

Defines startup alerts for preflight checks like throttle position, failsafe, and switch positions.

Logic Switches

User-programmed virtual switches that can be used as program triggers based on various inputs.

Special Functions

Allows switches to trigger actions like trainer mode, soundtrack playback, speech output, and data logging.

Curves

Modifies control response in Mixes or Outputs, allowing custom curve definitions.

Vars

Used to name and store model settings parameters for referencing elsewhere in programming.

Trainer

Sets up the radio as Master or Slave in a trainer setup via Bluetooth or cable.

Lua

Manages Lua sources and tasks on a per-model basis for custom scripts.

Configure Screens

Customizes main views by selecting widgets to display information like telemetry and radio status.

Basic Fixed Wing Airplane Example

Step 1. Confirm system settings

Configures parts of the radio system hardware common to all models.

Step 2. Identify the servos/channels required

Details the necessary servos and channels, mapping inputs to output channels.

Step 3. Create a new model

Guide to creating a new model using the wizard, including category selection and naming.

Step 4. Review and configure the mixes

Reviews and configures the mixes created by the wizard for airplane controls.

Step 5. Bind the receiver

Registers and binds the receiver using RF System function for output configuration.

Step 6. Configure the outputs

Adapts logical outputs to mechanical characteristics, configuring servo min/max limits.

Step 7. Introduction to flight modes

Configures flight modes for different tasks, allowing switch-selectable behaviors and trim settings.

Step 8. Set up a flight battery timer

Configures timers for flight battery monitoring, including voice and audio actions.

Step 9. Add a mix for retracts

Adds a Free Mix for retracts, allocating channel 8 for their control.

Basic Flying Wing (Elevon) Airplane Example

Step 1. Confirm System settings

Confirms system settings and channel order for elevon models.

Step 2. Identify the servos/channels required

Identifies servos and channels for elevon control, combining inputs for elevon surfaces.

Step 3. Create a new model

Guide to creating a new model using the wizard, selecting Heli category and Flybarless option.

Step 4. Review and configure the mixes

Reviews mixes created by the wizard for ailerons and elevators acting on elevon channels.

Step 5. Bind the receiver

Binds the receiver using RF System function for output configuration.

Step 6. Review the Mixes

Reviews mixes and output channel assignments, including full right aileron and down elevator with differential.

Step 7. Configure the maximum servo throws

Configures maximum servo throws using PPM Center adjustment and Min/Max settings.

Basic Flybarless Helicopter Example

Step 1. Confirm System settings

Confirms system settings, channel order (AETR), and first four channels fixed setting for FBL units.

Step 2. Identify the servos/channels required

Identifies servos/channels for helicopter controls like roll, pitch, throttle, yaw, gyro, and collective pitch.

Step 3. Create a new model

Guide to creating a new model using the wizard, selecting Heli category and Flybarless option.

Step 4. Review and configure the mixes

Reviews mixes created by the Heli wizard for basic controls and adds mixes for Gyro Gain and Collective Pitch.

Step 5. FBL Setup

Guides through installing FBL configuration tool, connecting receiver and FBL unit, and checking FBL firmware.

Channel Limits

Refers to Diagnostic Tab for radio channel limits calibration and center checking.

How To Section

How to set up a low battery voltage warning

Monitors battery voltage under load and raises an alert when it drops below a chosen threshold.

How to set up a battery capacity warning using a Neuron ESC

Measures consumed energy (mAh) to calculate remaining battery capacity using ESC telemetry.

How to set up a battery capacity warning using a calculated sensor

Monitors battery usage via a current sensor with a calculated Consumption sensor.

How to create a model for SR8/SR10

Guides on creating a model, confirming channel order, and enabling 'First four channels fixed'.

How to reorder channels e.g. for SR8/SR10

Details channel re-ordering for FrSky stabilized receivers like SR8/SR10.

How to configure a Butterfly (aka Crow) mix

Configures a butterfly mix for aircraft braking, using throttle stick input and a custom curve.

How to configure an FBUS system

Configures an FBUS system using Xact servos and SR10 Pro or TD-R18 receivers.

How to test a Redundant Receiver setup

Provides methods to test redundancy by checking receiver functionality and binding.

How to set up a User Defined Text Checklist

Displays user-defined text during startup checks for models.

How to configure an in-flight adjustable flap compensation curve

Configures a curve for in-flight flap compensation, adjustable via trim.

Ethos Suite

Overview

PC application for connecting to radios to update firmware, manage models, and flash modules.

Procedure for migrating to Ethos Suite

Steps to update radio firmware and files for compatibility with Ethos Suite.

Operation

Details the modes of operation for Ethos Suite: Radio in Bootloader, Ethos, and DFU modes.

Radio Section

Manages radio connection, firmware, bootloader, and component updates.

Tools Section

Contains utilities for managing radio components like RF modules, images, audio, and Lua scripts.

Others Section

Provides links to Ethos-Feedback Community, Ethos Manuals, and Ethos Suite FAQ.