| 摘要 |
PURPOSE:To decide at a glance the addition or deletion of an input/output card device, an unaccessible input/output card, etc., by using a connection state deciding means to display the input/output connection state on a CRT screen in the form of a table. CONSTITUTION:A connection state deciding means 6 of a central controller CPU1 decides the connection state between input/output devices 3a and 3b and the CPU1 by means of an accessible input/output. The result of this decision is displayed on the screen of a CRT2a. A connection setting table and a connection state table are used for control of the CPU1, and a pattern showing a connection table is displayed on the CRT2a. The connection states of both input and output sides as well as their setting states are shown in the vertical columns. While the connection numbers are shown in the horizontal columns. Then the check results are displayed in the form of 1 and 0 and inverted 1 and 0 respectively. |
