, which are essential for soldering "rapid fire" chips or custom buttons. Component Schematics (System Level) schematics for the Xbox 360 motherboard

: Some third-party manufacturers have public FCC filings that include circuit diagrams, such as this Wireless Controller Game Pad schematic .

Official, full-circuit schematics for the Xbox 360 controller

The primary processor is typically a proprietary Microsoft chip (e.g., X854952-01 X817141-02 Analog Inputs: