Connecting with App-based VEXcode IQ to an IQ (2nd gen) Brain - Android – VEX Library

It takes just a few steps to connect a VEX (2nd generation) IQ Brain to App-Based VEXcode IQ on your Android device. Before beginning, make sure that you know the name of your Brain. For help naming your Brain see this article.

Diagram shows a Battery being connected to an IQ Brain. An arrow indicates that the Battery should be slid into the charging port on the bottom of the Brain. The Battery is oriented with its latch facing away from the Brain.

Insert the Battery into the IQ Brain.

Diagram shows a finger holding down the Brain's Check button to turn it on.

Turn on the IQ Brain by pressing the checkmark button.

Launch app-based VEXcode IQ.

Android File Access prompt that reads Allow VEXcode IQ to access photos, media, and files on your device? There are two buttons below, one reads Deny and the other reads Allow. The Allow button is highlighted.

You may get a message asking you to allow the app to access your files. Select 'Allow'.

VEXcode IQ Toolbar with the Devices icon highlighted in between the Code Viewer and the Help icons.

Select the Device window icon to open the Devices window.

VEXcode IQ Devices menu with the IQ Robot Brain generation setting shown. This setting is set to the 2nd gen option and it is highlighted.

Select the '2nd gen' button to indicate you are connecting to a (2nd gen) Brain, then close the Devices window

VEXcode IQ with the Brain icon on the Toolbar highlighted in between the Controller and Download icons.

Select the Brain Button.

VEXcode IQ with the Brain dropdown menu opened and the Connect to IQ (2nd gen) button highlighted.

Once a Brain is chosen, select the ‘Connect to IQ (2nd Gen)’ button.

Android Location Access prompt that reads Allow VEXcode IQ to access this device's location? There are two buttons below, one reads Allow only while using the app and the other reads Deny. The Allow only while using the app button is highlighted.

When selecting ‘Connect to IQ (2nd Gen)’ you may receive a prompt asking to verify location access. Select ‘Allow only while using the app’.

Note: This window opens the first time you connect with an android device after installing the VEXcode IQ app, or or if you disable the location permission for the app.

VEXcode IQ Select a VEX IQ Brain prompt that has a list of IQ Brains to connect to. Only one Brain is listed in this example and it is highlighted.

The Brain icon will turn orange and a ‘Scanning’ message will appear while the Brain is connecting. Then, a list of available IQ Brains will appear. Select the name of the brain you want to connect to.

VEXcode IQ Select a VEX IQ Brain prompt that has a list of IQ Brains to connect to. The Brain has been selected and the Connect button below is highlighted.

Once a Brain is chosen, select the 'Connect' button.

Brain screen is shown with an orange background and text that reads Bluetooth ID 5079. Below, an icon indicates that the X button can be pressed to Clear this message.

A four-digit connection code will appear on the Brain's screen.

VEXcode IQ Radio Connection Code prompt that reads Enter the 4 digit Radio Connection Code displayed on the IQ Brain. Below, there is a field to enter the code and two buttons that read Cancel and Submit. The code 5079 has been entered into the field.

Type the code into the prompt in the app and select 'submit'.

VEXcode IQ with the Brain dropdown menu opened after a Brain has been connected. The Brain's name is highlighted and its generation reads 2nd gen.

The Brain icon will turn green to indicate it is connected. If you select the Brain icon, it will indicate the name of the Brain is it connected to.

To Disconnect a VEX IQ Brain from App-based VEXcode IQ

VEXcode IQ with the Brain dropdown menu opened. A connected Brain is shown in the menu, and the Disconnect button is highlighted.

Select ‘Disconnect’ to disconnect your IQ (2nd generation) Brain from VEXcode IQ.

If You Are Experiencing Connection Issues

If you are still having trouble connecting your VEX IQ Brain to VEXcode IQ, see this Knowledge Base article to troubleshoot your Bluetooth connection on Android.
If you are unable to resolve your issue, please contact VEX support.