Technical reference for HP PCL 5 printer language covering commands, syntax, and status readback features.
This manual provides a detailed reference for the HP PCL 5 printer language, describing command structures, page control, font handling, and graphics capabilities for HP LaserJet printers. It is intended for developers and experienced users who need to program or troubleshoot PCL 5 implementations.
The document includes chapters on job control, status readback, macro definitions, and HP-GL/2 vector graphics, as well as programming hints such as the Echo command for identifying status responses. It serves as a comprehensive guide to the features and programming requirements of the PCL 5 language.
The Echo command echoes its value field (in ASCII format) back to the host, allowing applications to label status responses.
All PCL status responses begin with the “PCL” header and end with the