Xerox 6180N Using LCDS Print Description Language - Page 30

PDL principles and procedures • Comments (if appropriate) These components are shown in the following figure. Figure 1-1. Diagram of PDL command components 1. Command statement 2. Identifier 3. Command keyword 4. Parameter keyword 5. Parameter option 6. Additional parameter keywords and options In the example above, the identifier, parameter keyword, and parameter options are part of the VFU command, which is represented by the required command keyword VFU. All of these components may be collectively referred to as a "command statement." The following table shows examples of the typical components of a PDL command statement. Table 1-1. Set of typical PDL commands Command identifier VFU1: Command keyword (required) Parameter keywords VFU ASSIGN= TOF= BOF= Parameter options (1,1), 1, 55; CME4: CME LINE= (1,60), POSITION= 5, FONT= 2; 1-4 Using LCDS Print Description Language