Skip to Content

Register Login

Industry Online Support

Technical Forum

Navigation

Indirect Addressing in S7-300

Created by: Saradhi at: 5/4/2012 5:28 PM (40 Replies)

Rating (2)

Thanks 3

Result pages:: |; 1 | 2 | 3 | 4 | 5; |

41 Entries

Entries per page: 10 | 20 | all

5/4/2012 7:11 PM	Rate (0)
IBN-Service Posts: 8946 Rating: (989)	Saradhi the above requirement only but instead of mb's i want use some range in db. that is db1.dbb0 ------ db1.dbb10 above values copied to mb0 ---- mb10 Just replace L MB [#TempAdressPointer] with OPN DB 1 L DBB [#TempAdressPointer]
IBN-Service Posts: 8946 Rating: (989)
Suggestion To thank Quote Answer

5/4/2012 7:11 PM	Rate (0)
Aret Posts: 2348 Rating: (248)	OPN DB1 L DBB[#byte_num] T DBB10
Aret Posts: 2348 Rating: (248)	Last edited by: Aret at: 5/4/2012 7:11 PM
Suggestion To thank Quote Answer

5/4/2012 7:18 PM	Rate (0)
IBN-Service Posts: 8946 Rating: (989)	Aret OPN DB1 L DBB[#byte_num] T DBB10 Thank you, Aret, but what was wrong with my answer?
IBN-Service Posts: 8946 Rating: (989)
Suggestion To thank Quote Answer

5/4/2012 7:22 PM	Rate (0)
Saradhi Bronze Member Joined: 5/11/2011 Last visit: 9/11/2018 Posts: 303 Rating: (2)	your code perfectly executing. if i want to range of values db1.dbb0 ---- db1.dbb10 to mb0 --- mb10
	Last edited by: Saradhi at: 5/4/2012 7:23 PM
Suggestion To thank Quote Answer

5/4/2012 7:27 PM	Rate (0)
Aret Posts: 2348 Rating: (248)	Nothing IBN-Service - 5/4/2012, 7:11 PM Aret - 5/4/2012, 7:11 PM I just shut the window when i posted the reply without waiting for thread return The further we go the more interesting it looks CALL BLKMOV SCRBLK := P#DB1.DBX0.0 BYTE 11 DSTBLK := P#M0.0 BYTE 11
Aret Posts: 2348 Rating: (248)
Suggestion To thank Quote Answer

5/4/2012 7:34 PM	Rate (0)
Saradhi Bronze Member Joined: 5/11/2011 Last visit: 9/11/2018 Posts: 303 Rating: (2)	L #count SLD 3 T #temp OPN DB 1 L DBB [#temp] T MB 100 this is my code, where i need to insert blkmov

Suggestion To thank Quote Answer

5/4/2012 7:36 PM	Rate (0)
IBN-Service Posts: 8946 Rating: (989)	Saradhi L #count SLD 3 T #temp OPN DB 1 L DBB [#temp] T MB 100 this is my code, where i need to insert blkmov BLKMOV (SFC20) makes sense if you like to move a complete block, have a look at Aret's example! If you only like to write a single byte (or word or doubleword), it is easier to use the T instruction instead of SFC20.
IBN-Service Posts: 8946 Rating: (989)
Suggestion To thank Quote Answer

5/4/2012 7:43 PM	Rate (0)
Saradhi Bronze Member Joined: 5/11/2011 Last visit: 9/11/2018 Posts: 303 Rating: (2)	L #count SLD 3 T #temp OPN DB 1 L DBB [#temp] T MB 100 the above code is only moving single byte to another byte. if i want to move bulk amount of data. inculde the steps please with the above code

Suggestion To thank Quote Answer

5/4/2012 7:48 PM	Rate (1)
IBN-Service Posts: 8946 Rating: (989)	Please have a look at Aret's code up there. Than have a look to the ANY - pointer Format. May be, attached example will help you also.
IBN-Service Posts: 8946 Rating: (989)	Last edited by: IBN-Service at: 5/5/2012 1:05 PM Please find new example in later post
Suggestion To thank Quote Answer

5/4/2012 7:50 PM	Rate (0)
playerslight Posts: 1064 Rating: (71)	Your datacopy works well ,just have to learn germlish
playerslight Posts: 1064 Rating: (71)
Suggestion To thank Quote Answer

Result pages:: |; 1 | 2 | 3 | 4 | 5; |

41 Entries

Entries per page: 10 | 20 | all

|

Share this page:

Share this page on...

Follow us on