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NL12 – Centronics Printer Interface to ICL System Ten Mini-Computer
1979-1980 MC6802 based design
NL14 – Centronics Printer Interface to ICL System Ten Mini-Computer
1980 Dual MC68705P3S based design
NL16 – ICL System Ten and 25 Mini-Computer to RS232 Asynchronous Serial Interface/Converter
1982 Tripple MCU MC68701 / MC68705U3S / MC68705P3S based design
NL18 – Centronics Printer Interface to ICL System Ten and 25 Mini-Computers
1982 Dual MC68705P3S based design
NL25 – Asynchronous & Synchronous Serial Converter for ICL System Ten and 25 Mini-Computers
1985 Z8681 & Z8530 based design
NL90 – ICL System 25 Mini-Computer Serial Card supporting up to 16 RS232 Ports
1990 Xilinx FPGA and Dual Z8681 with Z8530’s design