| 摘要 |
<p>PROBLEM TO BE SOLVED: To make the download data of a handy key and the download data at a main body of a digital tacogrph at all times. SOLUTION: Delivery instruction data are stored respectively in a main body 3 of digital tacograph and a handy key 2, and when connecting the handy key 2 to the main body 3 of the digital taco-graph, a CPU 38 prepares event data by reading data corresponding to relevant key codes out of the delivery instruction data stored in the main body 3 of the digital tacograph corresponding to the key operation of the handy key 2. At the same time, travel data at the time of the key operation are added to the event data, operation data are prepared and recorded, and when the handy key 2 is detached from the main body 3 of the digital tacograph, the event data are prepared and recorded by reading at a corresponding to the key codes out of the delivery instruction data stored in the handy key 2 corresponding to the key operation by a CPU 26.</p> |
