WPCResources

Links, notes and other resources about WPC internals

History

• Williams Pinball Controller (WIKIPEDIA)
• Williams WPC (PINWIKI)

WPC Internals

notes from mrglee (Garret Lee)

originally from pinhacks.com (currently offline)

• Match Values PDF (14 pages)

• Lamp Matrix PDF (46 pages)

• Transistors PDF (80 pages)

• Adjustments PDF (48 pages)

• Adjustment Lockouts PDF (34 pages)

• Sound calls PDF (59 pages)

• Indexed Callbacks Table

• Easter Eggs Table Notes

• DMD scroller

• Solenoid notes

• Coin vs Free play mods

• Flipper Codes table

• Master Font Table

• Disable POST

• Checksum Hacks

notes from maddes (Matthias Buecher)

• WPC Debugging

WPC Serial Port

• WPC Serial Communications

WPC Bench Test unit

• Williams WPC 95 bench test (youtube)

WPC LEDS Information

• WPC LEDS Explained

WPC DCS Sound

• FPGA DCS Project - Dr. Edward Cheung
• Notes on DCS format / WPC DSP chip

WPC Hardware Repair Guide

• WPC Repair Guide

Other Williams Pin Platforms

System 11 Internals notes from Francis

• System 11 debugging
• System 11 scoring

Williams Level 7 Internals notes from jaskey

• Williams Level 7 Programming Guide
• System 7 Macro Codes
• System 7 Macro Codes - Summary Card
• System 7 Fix Guide (PDF: 14 pages)
• System 7 Games (IPDB)

MAME / PinMAME

MAME Serial Ports

• Serial Ports in MAME
• Connect a Serial Port to a MAME Board Driver

MAME Debugger

• Scripting MAME via LUA
• MAME LUA script for COIN 1 RAM search

PinMAME Debugger

• Debugger HELP
• PinMAME nvRAM Maps

PinMAME Machine Simulators

• Pinball Simulator Start Template (PSST) - source

6809 Resources

• Assist09 on GitHub
• Assist09 Monitor and Forth asm source code
• 6809 Emulation Page
• 6809 OpCodes (alphabetical order)
• 6809 OpCodes (numeric order)
• 6809 Programming Model and Registers

Other Hardware / Software projects

WPC-EMU

• WPC-EMU on GitHub

FreeWPC

• WPC Hardware Description
• FreeWPC Serial Port Debugging

FlipProjets

• WPC PIC Security Chip
• WPC Prototype board

Robotron:2084

• Disassembly notes and Interview
• Wayback Machine - Disassembly Notes

Disassembly / Reverse Engineering

• Binary Ninja - Low-Level IL Explanation