| 摘要 |
PURPOSE: A multipurpose computer input device is provided to input several keys with a single key switch simultaneously. CONSTITUTION: A multipurpose computer input device is a keyboard connected to a USB or PS2. The column arrangement pin(10) and width arrangement pin(11) on the key scan arrangement of a keyboard instead of the key switch are prepared. The column arrangement pin and width arrangement pin are set up by plug into a jumper. A relay(13) is positioned in the termination of the column arrangement pin and width arrangement pin, a switch(15) operates each of the relays. |
