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Introduction of product

Detachable

ND filter

Microphone

USB Magnetic

Connector

Status indicator

Type-C

Memory card slot

M button

Power button

Buck module

Buzzer

*The KEY signal line can remotely control the camera through 

           the flight control, please read the relevant precautions

The walnut camera uses two power supply modes: built-in 

battery and 5~25.2V external power supply. Supports remote 

control of the camera's power on/off, start recording/stop 

recording. Take the commonly used flight controller Betaflight 

F405 as an example to illustrate how to configure the remote 

control to turn on/off the recording function.The wiring 

diagram is shown in the figure below, and the TX1 pin on the 

flight controller is used to control the recording on/off.

Introduction of Buttons

Power supply and remote control

Wiring

USB Magnetic Connector

Data transmission

APP download

APP view content

Mounting case

Precautions

Indicator status

Enter the following blue fonts to configure the PINIO function 

of the TX1 pin.

resource SERIAL_TX 1 NONE

    //Disable the serial port 

                                              function of the TX1 pin

resource PINIO 1 

A09

              //Configure the TX1 pin 

(The 

                                            example is A09 pin, different 

                                            flight control pins are different, 

                                            please fill in according to the 

                                            actual) 

as PINIO function No. 1

set pinio_box = 40,255,255,255

  //Set the PINIO function range

save

                                     //save configuration

Next, configure the PINIO function mapping between the remote 

controller and flight controller. In Betaflight Configuration, map 

the No. 1 PINIO function (ie USER1 in the figure below) to the 

AUX channel of the remote control

The trigger mode is a low level trigger, the cursor from the 

yellow area to the white area and then to the yellow area is a 

trigger, the camera performs recording or stops recording. 

The USB connector can be connected by attaching it to the back 

cover of the walnut body. Pay attention to avoid sundries on the 

surface of the magnet that will affect the contact effect.

Method 1: Directly insert the memory card into the card reader to 

               read data

Method 2: Insert the Type-C cable into the USB port on the side 

               of the walnut to read the camera data

Method 3: Insert the Type-C cable into the USB magnetic 

               connector to read the camera data

Step 1: Scan the QR code below with your mobile phone or go to 

the APP Store to search for "CaddxFPV" to download and install 

the CaddxFPV app.

Step 2: Turn on the phone WIFI. Short press the camera power 

button to turn on the camera and wait for the camera buzzer to 

sound, then long press the M button to turn on the camera WIFI.

Step 3: Open the CaddxFPV app and click the "Connect Now" 

button. Connect to the WIFI whose name is "Caddx_*****", and 

the WIFI password is "12345678". After 

the connection is complete, click back 

and click to enter the camera.

Step 4: Click the gear in the lower right 

corner of the app to set the camera 

parameters.

After shooting, connect to the app, enter the app album page, 

and view the shooting content. You can also take photos and 

videos directly through the app.

*The effective distance of the camera WIFI transmission (no 

  interference and no obstruction) is 10 meters, and the effective 

  transmission distance will vary due to different usage scenarios.

The camera mounting adapter can prevent the camera from 

being damaged from falling, and you need to choose a suitable 

base for installation when using it.

Regarding the use of accessories, please note:

1: The product or accessories contain small objects, be careful 

    to prevent children from swallowing.

2: All accessories are not recommended to be used during 

    high-intensity exercise, otherwise the camera or accessories 

    may fall off.

3: Keep the magnetic surface clean to prevent poor connection.

Regarding firmware upgrade, please note:

1. For the first time to use, please upgrade the firmware first

2. Before upgrading, please ensure that the camera is fully 

    charged

3. Card swipe upgrade steps

   (1) First delete the old firmware in the tf card (if any)

   (2) Import the latest firmware into the tf card

   (3) Insert the TF card into the camera TF card slot

   (4) Short press the power button to turn on

   (5) The blue light of the camera flashes quickly and enters the 

        firmware flashing state

   (6) When the indicator light turns green, the firmware flashing 

        is completed.

添加范围

最小: 900

最大: 1300

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自动

USER1

Camera status
Camera is power on

camera is charging

Steady red light

4K recording mode

Steady green light

2.7k recording mode

Steady blue light

1440P recording mode

Steady Cyan light

1080P recording mode

Steady Cyan light

Charging while recording

Battery indicator

Steady red light, Indicator light 

flashes slowly

When the battery is above 70%, 

the flashing frequency of the light

is once every 2s in the recording 

state

When the battery is 20~70%, the 

flashing frequency of the light is 

once every 1s in the recording 

state

When the battery is below 20%, 

the flashing frequency of the light 

is once every 0.5s in the recording 

state

The camera is flashing 

the firmware

Blue light flashes quickly

Steady green light(the default is 

green light, the color of the light 

is different in different modes)

Indicator status

Red: Vbat+ (5~25.2V)

Yellow: KEY (FC UART TX)*

Black: GND

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