6
2
2
System Specification
1. Communications Port
Three communications ports are available.
①
COM1: Used for communications with PC (host)
②
COM2: Used for communications with indexer (equipment)
③
COM3: Used for debug monitoring (reserved for Remote Box)
2. Control Mode
(Note) Control mode is not a communications mode; rather, it refers to on-line or off-line control of the
equipment.
* For communications modes, see “1-2-1. State Model” in Chapter 4.
Three control modes are available. The control mode is automatically switched by the operations on the
NWL’s option setting screen, commands from the external device, and in the event of an error. At
startup, control mode is factory-set to offline. You can change this setting.
Communications between the NWL860INX and the indexer are always controlled in online mode.
2-1.
Online Remote Control Mode
In this mode, all operations (except those involving the joystick and the stage) and file management are
controlled through communications by an external device.
●
All switches and control knob settings except the joystick, emergency stop switch and function switch
for turning off communications are disabled. (If any of these switches is turned on, the inhibit buzzer
will sound.)
●
The control mode is switched to offline (host offline) mode by a command from the host.
●
The control mode is also switched to offline (host offline) mode if the host does not reply and a timer’s
set time elapses.
●
When the NWL requires manual initialization of wafer storage and arms at startup, key operation
becomes available, just as in local mode.
2-2.
Online Local Control Mode
The equipment is controlled in the same environment as offline, with the difference that this mode allows
the equipment to exchange sample files, result files, carrier files, and status information with the host.
●
All operating switches and the control knobs are enabled.
●
Files are transmitted by a command from the host at a timing regulated by the host. File transmission
is not controlled by the NWL operation.
●
The control mode is switched to offline (host offline) mode by a command from the host.
●
The control mode is also switched to offline (host offline) mode if the host does not reply and a timer’s
set time elapses.
System Specification
Содержание NWL860 Series
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