Chapter 7: Graphics Commands for 24-Pin Printers66Parameters Ln and H nParameters L n and Hn are used to designate the number of bytes to follow in the subsequentparameters, whereNumber of Bytes = L n + (Hn x 256)Ln and Hn can have any value from 0 to 255 decimal. Generally, L n is set to 1 and Hn is set to 0.Parameter PnParameter P n sets the graphics mode. It can have a hexadecimal value of 01 or 31.Note: To cancel the graphics mode, enter the ESC @ command.Set/Reset Graphics Mode Command (Epson) ML390 Turbo, ML391 TurboFunction ASCII Dec HexEngage Raster Graphics Mode ESC DLE G n 1 27 16 71 n 49 1B 10 47 n 31Disengage Raster Graphics Mode ESC DLE G n 0 27 16 71 n 48 1B 10 47 n 30Use this command to engage and disengage the graphics mode.Parameter nThis parameter determines how this command is handled:n = 0: Command invalidn = 1: data validn > 1: data valid; data that follows is discarded after the command has been executed.Print Raster Graphics Command (Epson) ML390 Turbo, ML391 Turbo ML590, ML591Function ASCII Dec HexPrint Raster Graphics ESC . Pc Pv Ph Pm Ln H n[data]27 46 Pc Pv Ph Pm Ln H n[data]1B 2E Pc Pv Ph Pm Ln H n[data]Use this command to print bit-image graphics horizontally.Parameter PcParameter P c sets the mode:P c = 0: Full Graphics ModeP c = 1: Compressed Mode
