This assembler is a clone of Microsoft Macro Assembler v. 3. A linker is included. It lacks some of the features of later versions of either the Microsoft or Borland Assemblers, esp. The accompanying linker can generate both EXE and COM files. The file is ZIP file that needs to be unzipped in a target directory.
Source code is included.
How to Write a Computer Emulator Logic Simulator that allows you to build circuits from simple gates and representations of standard chips.