| 摘要 |
<p>PURPOSE:To prevent a malfunction due to an interference by providing a switch to set the device number of a cordless mouse and a transmission control circuit to read the device number and to transmit data to a personal computer, etc. CONSTITUTION:The set data of a device number switch 1 are read by a device number reading circuit 2, the data sent from a mouse control circuit 3 are added, and they are successively transmitted to the main body of the personal computer, etc., by a transmission control circuit 4. At the main body of the personal computer, etc., only the transmitted data having a device number code decides as an input device beforehand among the transmitted data are managed as effective data. In such a way, even at the time of adjoiningly arranging and using input devices in a cordless system, the malfunction due to the interference can be prevented.</p> |
