# Stella for RetroN 77

## Atari 2600 VCS emulator

Release 6.2.1

## Quick Navigation Guide

> Stella for RetroN 77 can be controlled via the console buttons or a joystick in the left or right port. The resulting actions are depending on the current mode and are described below.

> ### During Emulation

> > The joysticks work normal and all console buttons as labeled except of the following.

> > Joystick | Button | Action
> > --- | --- | ---
> > Button 4 | 4:3,16:9 | Open the command dialog
> > Button 5 | FRY | Return to launcher
> > Button 6 | - | Open settings
> > Button 7 | - | Rewind game
> > Button 8 | MODE | Select
> > Button 9 | RESET | Reset

> ### In the Launcher

> > Joystick | Button | Action
> > --- | --- | ---
> > Up | SAVE | Previous game
> > Down | RESET | Next game
> > Left | LOAD | Page up
> > Right | MODE | Page down
> > Button 1 | SKILL P1 | Start selected game
> > Button 2 orhold Button 1 | SKILL P2 | Open power-on options
> > Button 4 | COLOR, B/W | Open settings

> ### In a Dialog

> > Joystick | Button | Action
> > --- | --- | ---
> > Up | SAVE | Increase current setting
> > Down | RESET | Decrease current setting
> > Left | LOAD | Previous dialog element
> > Right | MODE | Next dialog element
> > Button 1 | SKILL P1 | Select element
> > Button 2 | SKILL P2 | OK
> > Button 3 or Button 1 + Left | 4:3,16:9 | Previous tab
> > Button 4 or Button 1 + Right | FRY | Next settings
> > Button 6 | - | Cancel

> Note: If you have a keyboard attached via OTG, all keys work as described in the Stella User's Guide.