RMG TME400-VM, Operating Manual

Page: 97 / 137

APPENDIX
Manual TME400-VMF · EN07 · December, 7
th
2020
91
91
Empty header ring buffer at the beginning after writing a new entry:
Storage index
0 Archive header (Position number 1) -> Actual header
1 empty
2 empty
3 empty
Ring buffer after the writing of four entries:
Storage index
0 Archive header (Position number 1)
1 Archive header (Position number 2)
2 Archive header (Position number 3)
3 Archive header (Position number 4) -> Actual header
Ring buffer after the writing of six entries:
Index
0 Archive header (Position number 5)
1 Archive header (Position number 6) -> Actual header
2 Archive header (Position number 3)
3 Archive header (Position number 4)
Content of an empty header:
Content Data type Value
Position number of the next archive UINT16 0
Index of the oldest entry UINT16 FFFFh
Index of the newest entry UINT16 FFFFh
CRC16 UINT16 xxxxh
Content of the header after the writing of the first archive entry:
Inhalt Data type Value
Position number of the next archive UINT16 1
Index of the oldest entry UINT16 0
Index of the newest entry UINT16 0
CRC16 UINT16 xxxxh