• PLD Programmable Logic Device
  • PLA Programmable Logic Array (1975)
  • PAL Programmable Array Logic (1978)
  • GAL Generic array Logic (1985)
  • CPLD Complex Programmable Logic Device

wikipedia - Generic Array Logic
Introduction to GALs and PALASM
Using GAls in the 21st century
ELM - Simple GAL Programmer

UTubes:
How to use ATF22V10/GAL22V10 Programmable Logic Devices (PLDs)

ATF22V10C-15PU EEPLD Mouser PN 556-AF22V10C15PU

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Microchip - WINCUPL II