FieldServer FS-8700-103 Driver Related Map Descriptor Parameters, Timing Parameters, Rdbc, Ars

FS-8700-103_ATMI_TGM_Serial Manual Page 9 of 28

4.4.Client Side Map Descriptors

4.4.1.FieldServer Related Map Descriptor Parameters

Column Title

Function

Legal Values

Map_Descriptor_Name

Name of this Map Descriptor

Up

to

32

alphanumeric

characters

Name of

Data Array

where

One

of

the

Data

Array

Data_Array_Name

data is to be stored

in the

names

from

“Data

Array”

FieldServer

section above

Data_Array_Offset

Starting location in Data Array

0 to maximum specified in

“Data Array” section above

Function

of

Client

Map

Function

Descriptor.

The driver cannot

RDBC, ARS

write to the TGM device.

4.4.2.

Driver Related Map Descriptor Parameters

Column

Function

Legal Values

Title

Node_Name

Name of Node to fetch data from

One of the node names specified in

“Client Node Descriptor” above

Data_Type

This commonly used driver parameter is not used by the driver.

QIR Report: Length = 100

CALR Report: Variable. Depends on

Length of Map Descriptor

number of gases reported in CALR

report. Start with a length of 100 and

increase if necessary.

The parameter is not used by

QLA Report:

Length

the driver

but is used

by the

FieldServer Kernel

to

reserve

If the config has no sensors and port

space in the Data Array.

x is the max port number, then make

Set the Length according to the

the array (x+1) * 10 elements long

function.

If the config has any sensors and

sensor x is the max sensor number

then make the array 200 + (x+1) *

10 elements long

Address

This commonly used parameter is

ignored by the driver.

4.4.3.

Timing Parameters

Column Title

Function

Legal

Values

Rate at which data is polled

Scan_Interval

For CALR report use a long interval (600s) as the TGM

configuration seldom changes.

≥0.001s

Set the Scan_Interval for the QLA and QIR reports to zero

to have the driver poll for this data as often as possible.

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