diagram motor usualy circuit diagram her control by db25 in port printer

鼠标选择LED来控制8粒LED能够循序，逆序还有来回亮，并且能够从printer port输出控制电路。( 请把inpout32.dll放进Windows/system32 里面）-Select the mouse to control 8 LED LED can be sequential, reverse back and forth there is light, and can be output from the printer port control circuit. (Pleas