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Appendix | Data Format RS422
change bit is set in all footers.
The overflow bit (O) indicates that one or several measurement frame were not transmitted between the current and pre-
vious measuring frame. The bit is transmitted only once for each identified loss and is then reset. If a measurement frame
consists of several data packets, the overflow bit is set in all footers. If measurement frame are permanently lost, the bit
is set permanently.
ASCII replies are only allowed between the last data packet in a measuring frame (EoF bit has been set) and the next
data packet.
A 5.3
Examples
Video signal 1
Description
Pixel 1 (14 Bit)
Pixel n (14 Bit)
Pixel 512 (14 Bit)
Footer
Video signal 2
Description
Pixel 1 (14 Bit)
Pixel n (14 Bit)
Pixel 512 (14 Bit)
Footer
Measurement values
Description
Measurement value (32 bit)
Footer
IMS 5x00
Bit 7
Bit 6
Bit 5
1
0
1
0
1
0
0
0
0
Bit 7
Bit 6
Bit 5
1
0
1
0
1
0
0
0
0
Bit 7
Bit 6
Bit 5
1
1
1
1
0
0
0
0
0
0
Bit 4
Bit 3
Bit 2
D00 ... D06
D07 ... D13
D00 ... D06
D07 ... D13
D00 ... D06
D07 ... D13
0
0
0
Bit 4
Bit 3
Bit 2
D00 ... D06
D07 ... D13
D00 ... D06
D07 ... D13
D00 ... D06
D07 ... D13
0
0
0
Bit 4
Bit 3
Bit 2
D00 ... D06
D07 ... D13
D14 ... D20
D21 ... D27
0
D28 ... D31
1
0
0
Bit 1
Bit 0
1
0
Bit 1
Bit 0
1
0
Bit 1
Bit 0
0
0
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