| 摘要 |
<p>PURPOSE:To eliminate a useless time for making a screen, to decrease quantity of data processed, and to increase the degree of freedom of a screen layout by dividing a display screen into plural regions and making constitution in which control can be performed independently or combining them. CONSTITUTION:A screen of a display section 22 is divided into, for example, four parts, and a memory 21 also is divided into four regions corresponding to this division. Also, a memory 31 in a programmable controller(PC) 30 is divided into four parts, screen number data and screen data are stored in each part. And required data is written in the memory 31 of the PC30, its screen data is stored in the memory 21 with the screen number data in a POD 20 by transmitting data to the operation display panel (POD) 20 through a communication line 40. Therefore, single display or combination display of each screen can be performed by updating and controlling screen data based on this screen number.</p> |
