as31

tool, programming
An 8031/8051 assembler by Ken Stauffer and Theo Deraadt which produces a variety of object code output formats. The distribution includes an assembler, yacc parser, and documentation. as31 runs on Sun-3, Sun-4, SunOS 4.0, Tandy 6000, and Xenix.
Latest version: 1, as of 1990-01-26.
as31 Home (https://pjrc.com/tech/8051/#as31_assembler).
(2002-05-07)