Happymodel Mobula8 2S User Manual

1)Turn on your radio transmitter and connect the battery to the Mobula8 2S . Then
place Mobula8 2S horizontally on the ground.
2)Prepare your goggles, and match the channel with the VTX_table
*RX2/TX2/+5V/GND pads could be used for External Serial Based equipment.
3)The default ARM/DISARM switch was set to "AUX1", usually it's Channel5 of
your radio. You can customized a switch for AUX1(Channel5). Then Toggle Aux1
switch to arm the motors, the Red LED at the bottom of the flight controller
would get solid once armed, happy flying.
4)Please make sure the MIXES of your radio settings is match the Channel Map
of betaflight settings,otherwise it won't be able to armed. The default channel
map is "TAER1234", you can also set it to "AETR1234" if necessary.
X12 ELRS Pro v1.1 5-IN-1 AIO flight controller built-in 2.4G ELRS V3.0 and OPENVTX
VTX Power up to 400mw
ELRS V3.0 (Default), could flash elrs firmware for the receiver by wifi
EX1103 KV110000 motors
CaddxFPV Ant FPV camera
Smooth and powerful
Compatible for 1S-2S Lipo/LIHV battery
Recommend 2S 450mah/550mah/650mah battery (Not include)
Brand Name: Happymodel
Item Name: Mobula8 UART ELRS 2S 85mm Micro FPV whoop drone
Wheelbase: 85mm
Size: 120mm*120mm*50mm
Weight: 43g
Receiver option:
2.4GHz UART EXPRESLRS
Mobula8 Frame
X12 ELRS pro V1.1 AIO flight controller
EX1103 KV11000 brushless motor
Gemfan Hurricane 2023 tri-blade propellers(4cw+4ccw)
Caddx ANT 1200TVL Camera
Onboard 5.8G Openvtx 0mw~400mw VTX
Canopy for 14mmx14mm camera
Screw driver
Qty
1
1
4
1
1
1
1
1
2) Please make sure your ExpressLRS tx module firmware is v3.x.x. And go to
ExpressLRS.lua from “TOOLS” menu of your radio transmitter. Then hit [Bind]
to binding with the onboard ExpressLRS receiver. The RGB LED should blinking
slowly first then turn to solid, that means binding was successfully.
3)"Telemetry" from receiver tab must enable for this flight controller
1) Supply power to the flight controller by plug USB, then immediately unplug
USB when the RGB LED turned on, and then repeat one time again. When the FC
is powered on for the third time, the RGB LED light will start to double-flash,
which means that the onboard uart receiver enters into the binding mode
Bind procedure video for your refrence :https://bit.ly/47qGOBu
AUX1

Happymodel Mobula8 2S Specifications

General

Frame Material	Plastic
Wheelbase	85mm
Battery	2S 450mAh
Flight Controller	F4 Flight Controller
ESC	5A BLHeli_S
Receiver Option	Frsky, Flysky
VTX	25mW
Camera	Caddx ANT
Motors	0802 19000KV

Summary

Product Overview and Specifications

Key Features

Lists key attributes and compatibility of the X12 ELRS Pro v1.1 AIO flight controller.

Technical Specifications

Details physical dimensions, weight, and compatibility of the drone.

Package Contents

Lists all items included in the Mobula8 drone package.

Binding and Radio Configuration

ExpressLRS Binding Procedure

Step-by-step guide to bind the ExpressLRS receiver using WiFi and radio transmitter.

Receiver and Telemetry Setup

Configuring UART for receiver and enabling telemetry in Betaflight.

Arming/Disarming Motor Switch

Setting up the ARM/DISARM switch and ensuring correct radio channel mapping.

Flight Controller Wiring and Ports

Connection Diagram

Visual guide showing pinouts and component connections on the flight controller.

Betaflight Ports Configuration

Configuring serial ports for receiver, ESC telemetry, and VTX in Betaflight.

Configuration Settings

Voltage and Current Meter Settings

Configuring voltage and amperage meter scales and offsets.

Default PID and Filter Settings

Adjusting PID loop constants and filter parameters for flight tuning.

BluJay ESC Settings

Adjusting common ESC parameters like startup power and motor timing.

VTX Band and Channel Setup

Configuring VTX band, channel, and power level via radio administrator menu.

Motor and ESC Operations

Motor and Propeller Setup

Instructions for mounting propellers and setting motor direction.

ESC Protocol and Features

Selecting ESC protocol and configuring features like motor stop.

Firmware Update and Drivers

Flight Controller Firmware Update

Steps for updating firmware using STM32 Virtual COM Port driver.

Driver Installation and Replacement

Installing STM BOOTLOAD driver and replacing with WinUSB using Zadig.