You will also need a copy of INITDIR.COM: [https://drive.google.com/open?id=1EJOk6i24IxBluL8gx61bsn-a5Gl5MGnY Download link]
=== Using timestamps with CP/M plus files ===
A full description of how to configure a CP/M Plus system for timestamps can be found on page 592 of [[http://www.cpm.z80.de/manuals/cpm3-usr.pdf|the CP/M 3 user guide]].