||ADR||HEXADR||NAME||Description||shadow||OS
|634| $027A|STICK2|Joystick 3| [PORTB] |A

This denotes the direction of Joystick 3, where 15 means "centered". It is the lower nibble of 54016 $d300.
Joystick 3 is only available on ATARI 400/800 machines. In XL and XE OS's this register has the same content as [STICK0].

||dec ||left|| ||right
|up|10|14| 6
| |11|15|  7
|down| 9|13| 5

||hex ||left|| ||right
|up|$0A|$0E|$06
| |$0B|$0F|$07
|down|$09|$0D|$05

||bin ||left|| ||right
|up|1010|1110|0110
| |1011|1111|0111
|down|1001|1101|0101

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see also [Controller topics|Controller_topics]

previous: [Joystick 2|STICK1] 

next: [Joystick 4|STICK3]