M_IT_TL_2
Periodical reset operational integrated totals, 3 octets each.
- obj  | 
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|---  | + head  | 
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  | Reserved  | |||||||||
|---  | - ident  | 
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|  | |---  | eType  | = 0xC (12)  | = M_IT_TL_2  | ||||||||||
|  | |---  | bSQ  | 
  | = FALSE  | Sequence of information objects  | |||||||||
|  | |---  | nObj  | 
  | = i  | Number of objects  | |||||||||
|  | |---  | bT  | 
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  | Test  | |||||||||
|  | |---  | bPN  | 
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  | Positive/negative confirmation/activation  | |||||||||
|  | |---  | eCOT  | 
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|  | |---  | asduAddr  | 
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  | Common address of asdu  | |||||||||
|  | |---  | eClass  | 
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|---  | - info  | 
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  | |---  | rcdAddr  | 
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  | Record address  | |||||||||
  | |---  | stream  | 
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  | |---  | length  | = i * ( 5 + [ 1 (signature) ] ) + 5  | 
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  | |---  | data  | 
  | 7  | 6  | 5  | 4  | 3  | 2  | 1  | 0  | 
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  | |---  | data[0] =  | IOA  | Information object address  | Information object 1  | |||||||
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  | |---  | data[1..3] =  | CR3  | Counter reading, 3 octets  | ||||||||
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  | |---  | data[4] =  | Sequence  | Quality descriptor  | ||||||||
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  | |---  | data[5] =  | Signature  | Signature (optional)  | ||||||||
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  | |---  | data[6..length - 6] =  | 
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  | Information object 2..i  | |||||||
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  | |---  | data[length - 5..length - 1] =  | Five octets binary time tag  | |||||||||
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  | |---  | data[length..IEC870_MAX_ASDU_DATA_BYTE] =  | 
  | Reserved  | ||||||||