| 摘要 |
<p>PURPOSE:To monitor plural monitor object pictures on a same display device by allowing a graphic controller to generate a monitor graphic picture, storing the result therefrom and displaying the picture in a monitor camera window. CONSTITUTION:When the operator makes pattern call operation, a graphic controller 263 implements the processing such as picture drawing or display by a command of a CPU 22, stores the obtained display image data into a frame memory 265 and reads the data and displays it on a CRT display device 11 via a dot shifter 266, a color code conversion circuit 267, a video switch 268, a lookup table 2621 or the like. Moreover, after the process measured variable is stored tentatively in a main memory 23 directly or through a transmission path 31, a local processor 264 of a control section 26 reads it and stores it to the local memory 262 and the change in the process variable is displayed via the controller 263.</p> |
