Rockwell Automation 1760-DNET Pico DeviceNet Communications Module User Manual User Manual

Page 39

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Publication 1760-UM003A-EN-P - September 2005

Direct Data Exchange with Pico/GFX (Polled I/O Connection) 5-3

0 = status ’0’ 1 = status ’1’

Explanation:

Value 14

hex

= 00010100

bin

:

Byte 0 must always contain this value if data are to be written to the
Pico/GFX basic unit via the 1760-DNET gateway.

0 = status "0“ 1 = status "1"

Table 5.11 Byte 0: Operating Mode

Pico
Identification

Bit

7

6

5

4

3

2

1

0
Stop/Run

Without Input
Delay

0

0

0

1

0

0

0

0/1

With Input Delay

0

0

1

0

0

0

0

0/1

Index for
transferring valid
data

0

0

0

1

0

1

0

0

EXAMPLE

Value 21hex = 0010 0001bin:

"Pico" is in RUN mode and operates with input delay

Table 5.12 Byte 1: Status of the Pico/GFX outputs S1 to S8

Pico/GFX

Bit

7

6

5

4

3

2

1

0

S1

0/1

S2

0/1

S3

0/1

S4

0/1

S5

0/1

S6

0/1

S7

0/1

S8

0/1

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