Chapter 10: Bar Code Commands for 9-Pin Printers108Table 78: IBM/Epson Select UPC A Command —Character Widths for Parameter n 5 Values (9-Pin Printers)Value of n5 Character Width123456719/144"26/144"33/144"40/144"47/144"54/144"61/144"When calculating the width of the printout, you must take into consideration the Start Codepattern, the Center bar pattern, and the Stop Code pattern as shown in the table which follows.Table 79: IBM/Epson Select UPC A Command —Start/Stop Codes and Center Bar Widths for Parameter n5 Values (9-PinPrinters)Value of n5 Start Code Center Bar Stop Code12345676/144"9/144"12/144"15/144"18/144"21/144"24/144"14/144"19/144"24/144"29/144"34/144"39/144"44/144"6/144"9/144"12/144"15/144"18/144"21/144"24/144"UPC A Parameter n8This parameter sets whether or not the readable characters are printed.n 8 = 1: print readable charactersn 8 = 0: do not print readable charactersPrint UPC A Bar Code CommandThe command for printing a UPC A bar code isESC DLE B m [data]where parameter m designates the number of characters which will follow in the data. If youwish to include a check digit, enter the ASCII character @ (64 Dec, 40 Hex) at the end of thedata.
