
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.
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