Sigma – INFICON SQC-122 Thin Film Deposition Controller Communications Manual User Manual

Page 20

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1318 Duff Drive

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Fort Collins, Colorado 80524

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(970) 416-9660

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Fax (970) 416-9330

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Sigma

instruments

Data Structures:

The size of each data type in the structures is :

double : 8 bytes, the LSB is thrown out before transmission to the unit.
single : 4 bytes
int : 2 bytes.
char : 1 byte.

Process Data
int

NumLayers

number of layers in the process

int

FirstLayer

film number of first layer

char

ProcName[16]

process name

Layer Data
single

Rate

layer rate

single

FnlThick

final thickness

integer

TimeSet

time setpoint (sec.)

single

ThickLimit

thickness limit setpoint

int

FilmNum

layer’s film number

int

NextLayer

next layer number

int

StartMode

auto(0) or manual (1)

int

Default

l

ayer is in the active process (1)

Film Data
int

Pterm

proportional term

single

Iterm

integral term

single

Dterm

differential term

int

Sensor1

sensor 1 on/off

int

Sensor2

sensor 2 on/off

int

Output

active output (0/1)

single

MaxPower

0 to 100%

single

SlewRate

0 to 100%

int

MatIndex

film material number

single

R1Power

ramp 1 power (%)

single

R1Time

ramp 1 time (sec.)

single

S1Time

soak 1 time (sec.)

single

R2Power

ramp 2 power (%)

single

R2Time

ramp 2 time (sec.)

single

S2Time

soak 2 time (sec.)

single

IdlePwr

idle power (%)

single

IdleTime

idle time (sec.)

int

Pocket

source pocket

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