Chapter 1 Overview
1.3 Transmitted Data
Types of Data
Data is handled as either command data or response data.
■Command Data
Data sent from the computer to the chamber is treated as a command.
Commands are of the following two basic types.
•
Monitor Commands
These commands are used to monitor the chamber's operating status and
conditions inside the chamber.
•
Setting commands
These commands are used to change the chamber’s operating mode or
conditions inside the chamber such as target temperature/humidity.
■Response Data
Data returned from the chamber in response to computer commands is treated
as a response. Responses are of the following two basic types.
•
Reception Status
This response tells the computer whether the setting command it sent was
processed correctly or not.
＜
When the setting command is correctly processed
＞
"OK : address, setting command"
＜
When the setting command is not correctly processed
＞
"NA : error message"
(For details on error messages, see Table 1.1.)
•
Monitor Data
This data is sent in response to monitor commands from the computer.
＜
When the monitor command is correctly processed
＞
"monitored data"
(For details on responses, see "3.2 Monitor Commands".)
＜
When the monitor command is not correctly processed
＞
"NA : error message"
(For details on error messages, see Table 1.1.)
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