The guys over at hackshed have been busy. [Carl] is making programmable logic design easy with an 8 part CPLD tutorial. (March 2018: Link dead. Try the Wayback Machine.) Programmable logic devices are ...

The PAL family continued to evolve into the late 1980s, with faster, lower-power devices, including ones that could be reprogrammed. The most complex device type developed was probably the PAL22V10, ...

Microchip has introduced a 32 logic elements programmable logic array into a microcontroller. Each logic element can simulate AND, OR, NAND or NOR gate, a buffer or inverting buffer, a D or JK ...