Forth Chips

P-Series Microprocessors
P8 16-bit P-series microprocessor with 8-bit data bus for microcontroller applications.
P16--16 bit P-series microprocessor for controller applications.
P24 24 bit P-series microprocessor for space radiation research.
P32--32 bit P-series microprocessor for data base applications.
P64--64 bit P-series microprocessor for communication applications.

eM-Series Microprocessors
eM24--24 bit eM-series microprocessor with 4 stacks.
eM32--32 bit eM-series microprocessor with 4 stacks.

eX-Series Microprocessors
eX16--16 bit eX-series microprocessor with extended instruction set.