Echelon LonWorks USB Network Interface Instrukcja Użytkownika Pobierz pdf (Strona 16)

10 LONWORKS USB Network Interface User’s Guide

Table 2.1 describes the default buffer configuration, as well as three

other buffer configurations you could consider using. For more

detailed information on buffer configurations, see the Allocating

Buffers section in Chapter 8 of the Neuron C Programmer’s Guide.

Table 2.1 Buffer Configurations

Description Network Buffers Application Buffers

This is the default buffer

configuration. Most users should

use this configuration.

3 Input Buffers, 66 Bytes

3 Output Buffers, 66 Bytes

1 Priority Buffer

7 Input Buffers, 66 Bytes

2 Output Buffers, 66

Bytes

1 Priority Buffer

This represents a buffer

configuration optimized for use

with the LonScanner Protocol

Analyzer when standard-sized

messages are expected. You should

only consider using this non-default

setting if you have an exceptionally

overloaded L

ONWORKS network

with an exceptionally slow or

overloaded PC.

1 Input Buffers, 42 Bytes

1 Output Buffers, 42 Bytes

0 Priority Buffers

15 Input Buffers, 66 Bytes

1 Output Buffers, 42

Bytes

0 Priority Buffers

This represents a buffer

configuration optimized for use

with the LonScanner Protocol

Analyzer when very large messages

are expected.

1 Input Buffers, 42 Bytes

1 Output Buffers, 42 Bytes

0 Priority Buffers

3 Input Buffers, 255 Bytes

1 Output Buffers, 42

Bytes

0 Priority Buffers

This configuration should be used

when very large messages are used

on the network.

1 Input Buffers, 210 Bytes

1 Output Buffers, 210 Bytes

0 Priority Buffers

2 Input Buffers, 210 Bytes

1 Output Buffers, 210

Bytes

0 Priority Buffers

5. When you have configured the fields on the Properties dialog, click

OK to save your changes and return to the USB tab. Or, click Apply

to save your changes without closing the Properties dialog.

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