... of screen height, width, OE polarity, polarity of data, scanning mode to set the parameters. In a ... card. As shown in FigureThe fourth step: program data export to U disk ( U disk memory should be ... control software of the file menu to appear " export SD / U disk card format", as shown in ... interface USB, appeared the following tips 1," read the data, please wait",2," reading.."3," reading successfully, ...