HP 64000
The HP 64000 Logic Development System, introduced 17 September 1979, is a tool for developing hardware and software for products based on commercial microprocessors from a variety of manufacturers. The systems assisted software development with assemblers and compilers for Pascal and C, provided hardware for in-circuit emulation of processors and memory, had debugging tools including logic analysis hardware, and a programmable read-only memory (PROM) chip programmer.