18
Communication with the Host
Section 1-3
1-3-4 Functions of the Allocated Bits and Words
Elements displayed on the NT31/NT31C and the NT31/NT31C status can be allo-
cated to the bits and words of the PC when using the direct connection function.
By changing the contents of the bits and words, the NT31/NT31C can be con-
trolled by the PC. It is also possible to send data to the PC by pressing touch
switches at the NT31/NT31C.
S Controlling the NT31/NT31C with a PC
The following NT31/NT31C functions can be controlled by a PC.
- Screens:
Display of designated screens, confirmation of screen numbers, etc.
- Memory tables:
Writing to a memory table, copying from a memory table to another memory
table, etc.
- Lamps and touch switches:
Display instructions, confirmation of display status, etc.
- System control:
Buzzer ON/OFF, display/no display status, screen printing, and other
NT31/NT31C statuses
S Notifying from the NT31/NT31C to a PC
Data in the NT31/NT31C is sent to a PC when, for example, a touch switch is
pressed. The following 4 types of data are sent to a PC.
- NT31/NT31C status, screen number of currently displayed screen
- Touch switch statuses
- Numeric values and character string input with the numeral/character string
setting function using touch switches or a bar code reader.
- Changes in memory tables after copying between memory tables, etc.
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