Rockwell-automation 1760-DNET Pico DeviceNet Communications Module Use Uživatelský manuál stáhnout pdf (Strana 125)

Publication 1760-UM003A-EN-P - September 2005

Pico GFX Control Commands 7-45

Receipt of network data: GT01 – GT32

Table 6.147 Telegram Structure

Byte Meaning Value (hex), sent by

Master Slave Master Slave

Attribute ID: Read 92 –

0 Response:

Read successful – C2

Command rejected – C0

0 1 Type 1B 1B

1 2 Instance 01 – 20 01 – 20

2 3 Index Table 6.148 Table 6.148

3 – 6 4 – 7 Data 1 – 4 00 depending on index,

Table 6.149 and 6.150

Table 6.148 Operand overview

Index

(hex)

Operand read write

00 Bit IO, Table 6.149 x

01 Mode/Parameters, Table 6.150 x –

02 Output value: actual value from the network QV x

TIP

The data for index 2 is transferred as a 32-bit value in

Intel format (Data 1 – Low Byte to Data 4 – High

Byte).

Table 6.149 Index 0 – Bit IO

Bit76543 2 1 0

FB output Data 3 – – – – – – –

(1)

(1) Status 1 if a new value is present that is transferred from the NET network.

1 2 ... 120 121 122 123 124 125 126 127 128 129 130 ... 167 168

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Rockwell-automation 1760-DNET Pico DeviceNet Communications Module Use Uživatelský manuál Strana 125