| 摘要 |
<p>PURPOSE:To display a message in real time on a display screen by having an exit routine to receive an interruption request of the message and send it to a main controller for display screen and displaying the message in real time on a message display field through the main controller. CONSTITUTION:A message display field 12 set on a screen 11 for editing process can move freely within the screen 11. When a screen defining function receives a broadcast message, the message flows to the left from the right in the field 12 on the screen 11. When a display request is produced, an interruption request 5 is produced for a line print machroinstruction 1. This request is received once by an exit routine 8 set newly and an event 9 prepared by a main control ler 2 for screen defining function if posted to transmit said interruption request to the controller 2. Thus the controller 2 can fetch a display request for broad cast message.</p> |
