Microsoft CodeView is a debugger that is designed for 16-bit Real-mode programs (CV.EXE) and 16-bit protceted-mode programs (CVP.EXE). It shipped with several Microsoft language products for DOS and OS/2.
- 1985: 1.0
- 1987: 2.00
- 1992: 3.14
- CodeView Debugger (Apr 1986) 
- Microsoft Macro Assembler 5.1 CodeView and Utilities
- CodeView Debugger User's Guide