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Entry type: Product note Entry ID: 4126941, Entry date: 08/27/1996

S5-115U with CPU 945 - Restrictions for Programming

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Concerns products with the Catalog Nos.:                                    


6ES5 945-7UA11   CPU 945 for S5-115U                                        

6ES5 945-7UA21   CPU 945 for S5-115U, 384 Kbyte                             




When accessing with L SW and an uneven parameter (e.g. L SW1) as            

well as with LRW and an uneven basic address (e.g. MBR E0001,               

LRW 0), the CPU may enter an undefined state.                               


In view of the above, access to uneven addresses with these ope-            

rations is no longer allowed (does not affect L SY and L SD).               




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