Rockwell-automation 1760-DNET Pico DeviceNet Communications Module Use Manual de usuario descargar pdf (Pagina 104)

Publication 1760-UM003A-EN-P - September 2005

7-24 Pico GFX Control Commands

2 3 Index Table 6.104 Table 6.104

3 – 6 4 – 7 Data 1 – 4

Read operation 00 depending on index,

Table 6.105 and 6.106

Write operation depending on index,

Table 6.105 and 6.106

Table 6.104 Operand overview

Index

(hex)

Operand read write

00 Bit IO, Table 6.105 x

01 Mode, Table 6.106 x

02 First operand I1 x

(1)

(1) The value can only be written if it is assigned to a constant in the program.

03 Second operand I2 x

(1)

04 Result QV x

TIP

The data for index 2 to 4 is transferred as a 32-bit

value in Intel format (Data 1 – Low Byte to Data 4 –

High Byte).

Table 6.105 Index 0 – Bit IO

FB output Data 3

Bit 765432 1

–––––

(1)

(1) Status 1 if the value of the function block output QV (the calculation result) equals zero

(2)

(2) Status 1 if the value range is exceeded

Table 6.103 Telegram Structure

Byte Meaning Value (hex), sent by

Master Slave Master Slave

1 2 ... 99 100 101 102 103 104 105 106 107 108 109 ... 167 168

Sin comentarios

Rockwell-automation 1760-DNET Pico DeviceNet Communications Module Use Manual de usuario Pagina 104