%
Terminal Commands
Type Command Name Page
Delete [ESC] & Clear Screen 44
Character Size
[ESC] ) Character Specify Size 44
[ESC]
#
Specify Character Enlargement 44
Character Display
[ESC] ! Normal Display 45
Attributes
[ESC] ” Set Inverse Display 45
[ESC] # End Inverse Display 45
[ESC] $ Set Flashing Display 45
[ESC] % End Flashing Display 46
Character String
[ESC] + Set Cursor Position 46
Display
[ESC] 4 Specify Displayed Characters 46
Graphic Display
[ESC] 7 Draw Polyline 47
[ESC] 8 Draw Circle 47
Online Transfer Commands
Type Command Name Page
Start/Stop Online
[ESC] x Online Transfer Start 50
Transfer
[ESC] y Online Transfer End 50
Set Transfer from
p
[ESC] s Specify Transfer Screen Number (Host Computer to PT) 50
o
os
ompu
-
er
[ESC] u Specify Transfer Non-screen Data (Host Computer to PT) 51
Data Type Notifica-
[ESC] r Transfer Screen Number Notify (PT to Host Computer) 51
tion
[ESC] t Transfer Non-screen Data Notify (PT to Host Computer) 52
Data Transfer and
[ESC] z Transfer Data 52
Result Notification
[ESC] } Acknowledged 52
[ESC] ~ Not-acknowledged 53
Note
The commands are only applicable to NT20M or NT600M PTs fitted with SRAM
memory.
1-2 RS-232C/RS-422 Interface Unit
The RS-232C/RS-422 Interface Unit supports three command types for control
of the PT by the host computer.
Operating Commands
Commands for control of the PT display, status, and notification during run op-
eration. The commands write screen displays and data, and make enquiries.
The commands notify the host computer of operations at the PT.
Terminal Commands
Commandsfor use ofthe PTasa terminalfor the hostcomputer. Thecommands
allow display of information from the host computer as text and graphics, inde-
pendently of the screens stored in the PT. The commands are used to handle
unforeseen events.
Online Transfer Commands
Commands for transfer of screenandmemory table data betweenthe hostcom-
puter and PT.
Types of data transferred:
•
Screen data (1 screen/all screens)
•
System memory
•
Memory table data
•
Mark data
Section 1-2