Rockwell-automation 1794-APBDPV1 FLEX I/O PROFIBUS Adapter User Manual Manual do Utilizador descarregar pdf (Página 75)

Publication 1794-UM064B-EN-P - May 2014

Communicate With Your Module 63

1794-IP4 – Pulse Counter Module Image Table Mapping

1794-IP4 Pulse Counter Module Block Transfer Word Assignments

(Octal Bit ⇒ ) 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00

Dec. Bit ⇒ 15 14 13 12 11 10 03 08 07 06 05 04 03 02 01 00

Word

⇓ Read

1 Ch 0 Data 0 – 16-bit period measurement or low word of 32-bit period measurement for channel 0.

2 Ch 0 Data 1 – pulse counter or high word of 32-bit period measurement for channel 0.

3 Ch 1 Data 0 – 16-bit period measurement or low word of 32-bit period measurement for channel 1.

4 Ch 1 Data 1 – pulse counter or high word of 32-bit period measurement for channel 1.

5 Ch 2 Data 0 – 16-bit period measurement or low word of 32-bit period measurement for channel 2.

6 Ch 2 Data 1 – pulse counter or high word of 32-bit period measurement for channel 2.

7 Ch 3 Data 0 – 16-bit period measurement or low word of 32-bit period measurement for channel 3.

8 Ch 3 Data 1 – pulse counter or high word of 32-bit period measurement for channel 3.

9Status.

Reserved. RD3 RD2 RD1 RD0 Ch 3

Ready

Ch 2

Ready

Ch 1

Ready

Ch 0

Ready

10 Revision read – software version code.

1151

1 2 ... 70 71 72 73 74 75 76 77 78 79 80 ... 152 153

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Rockwell-automation 1794-APBDPV1 FLEX I/O PROFIBUS Adapter User Manual Manual do Utilizador Página 75