Chapter 5 communications – INFICON SQC-222 Thin Film Deposition Controller User Manual

Page 73

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Chapter 5 Communications

5-3

The parameters are sent/retrieved in that order. The label is a maximum of
8 characters, and is terminated by a space character. If you want to send
a space embedded in a Label, use an underscore character ‘_’. Each
parameter is separated by a space.

Each film’s parameters are accessed by using the film’s number directly
after the Command. The parameters are edited by adding a value after the
command film number.

The parameters are inspected by issuing a command, film number, then a
question mark.

Example:

A4LENS_1 6.23 125 1.05 1.525 0.450 30 1
A4?

ALENS 1 6.23 125 1.05 1.525 0.450 30 1

Command: B

Description: System 1 parameters. The parameters available for change or inspection

are Time Base, Simulation Mode, Frequency Mode, Rate Resolution, Rate
Filter, Crystal Tooling and the parameters are sent/retrieved in that order.

Example:

B?

A0.25 0 0 0 8 100 100 100 100 100 100

Command: C

Description: System 2 parameters. The parameters available for change or inspection

are Minimum Frequency, Maximum Frequency, Minimum Rate, Maximum
Rate, Minimum Thickness, Maximum Thickness, Etch Mode and the
parameters are sent/retrieved in that order.

Example:

C?

5.000 6.000 0.000 100.00 0.000 1.000 0

Command: J

Parameters: None.

Description: Read the number of channels installed. The number of channels will be

either an ASCII two or six.

Example:

J

A2

The unit has two channels available.

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