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Examples of Actual Applications of Direct Access
Section 10-1
Continually Monitoring a Specific PC Bit and Displaying a Message on a Window When It Comes ON
Example: Opening a window and displaying an error message on it when the monitored bit at
the PC comes ON.
MOVE CLOSE
TEMPERATURE
ABNORMAL
Bit
Window
PC
NT31/NT31C
ON
(1) Set “TEMPERATURE ABNORNAL” as the initial value for any character
string memory table.
(2) Make the following settings for any bit memory table.
- PC Address: PC bit number to be monitored
- Function: Alarm
- String table entry: Number of the character string memory table for
which settings were made in (1).
(3) Register an alarm list, set as indicated below, for window screen.
- List Settings: Set the “Start Bit Table Entry” and “No. of Bits
Referenced” so as to include the bit memory table
set in (2) above.
(4) Register “Window Move” touch switch and “Window Close” touch switch on a
window same as (3).
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