An extended command lets you specify a printer escape sequence for your specific printer within an ANSI escape sequence. In this case, <n> represents the number of bytes in the command and <x> represents the actual command. In an extend command, one character equals one byte. Esc is one character. For example, if your printer recognizes Esc k 1 as the command to use a sans serif font, type:
If you are entering extended commands within a program, be sure that the commands are applicable to the printer in use. A printer's documentation should list its supported escape sequences.
