Controls

Default

 * A - Jump
 * B - Drop item
 * X - Crafting Interface
 * Y - Inventory
 * Back - Player List
 * Start - Pause Menu
 * Left Joint Stick - Move
 * Right Joint Stick - Look
 * Left Button - Scroll hotbar left
 * Right Button - Scroll hotbar right
 * Left Trigger - Interact with an item/place block
 * Right Trigger - Attack/mine

Custom Controls
In the settings, you can change your controls so that you can use different buttons for different actions.