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Remote I/O module 16 DI
AL4142
47
Mapping: Counter Data and Status
Register
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
n
Main Counter Value (Word 0)
n+1
Main Counter Value (Word 1)
n+2
Batch Counter Value
n+3
res.
res.
res.
res.
res.
res.
MCT
OV
MCT
UV
res.
res.
res.
res.
res.
res.
BCT
OV
BCT
UV
Legend:
• Main Counter Value
Current main counter value of the port
2 WORD • 0x0000 0000: 0
…
• 0xFFFF FFFE: 4294967294
• Batch Counter Value
Current batch counter value of the port
1 WORD • 0x0000: 0
…
• 0xFFFE: 65534
• MCT OV
Overflow at the main counter
1 BIT
• 0x0: no event
• 0x1: Event overflow
• MCT UV
Underflow at the main counter
1 BIT
• 0x0: no event
• 0x1: Event underflow
• BCT OV
Overflow at the batch counter
1 BIT
• 0x0: no event
• 0x1: Event overflow
• BCT UV
Underflow at the batch counter
1 BIT
• 0x0: no event
• 0x1: Event underflow