Rockwell-automation 1760-DNET Pico DeviceNet Communications Module Use Manual de usuario descargar pdf (Pagina 69)

Publication 1760-UM003A-EN-P - September 2005

Application Examples for Pico 6-25

Explanation:

Data 1 = 12

Data 2 = 03

l resulting 16-bit value = 0312

hex

= 786

dec

Counter status = 786

Operating hours counters: O1 – O4

Table 6.47 C3 Value to Read

Byte Meaning Value (hex), sent by

Master Slave Master Slave

Command: Read 89 –

0 Response: read successful – C2

0 1 Type 8F 8F

1 2 Instance 02 02

2 3 Index 02 02

3 4 Data1 00 12

4 5 Data 2 00 03

5 6 Data 3 00 00

6 7 Data 4 00 00

Table 6.48 Telegram Structure

Byte Meaning Value (hex), sent by

Master Slave Master Slave

Attribute ID

Read 89 –

Write 8D –

0 Response:

Read successful – C2

Write successful – C1

Command rejected –

(2)

0 1 Type 92 92

1 2 ... 64 65 66 67 68 69 70 71 72 73 74 ... 167 168

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Rockwell-automation 1760-DNET Pico DeviceNet Communications Module Use Manual de usuario Pagina 69