GE EPM 9650/9800 Computer Monitor User Manual


 
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Flicker Log Format: The Flicker Log stores records in order to document Short Term and Long
Term Flicker.
Q
Record Format: A Record contains 32 Bytes.
The first eight bytes in each record is the Time Stamp, representing the time when the record was
recorded. The format of the Time Stamp is:
Byte Format Range Description
0 binary 0-99 century
1 binary 0-99 year
2 binary 1-12 month
3 binary 1-31 day
4 binary 0-23 hour
5 binary 0-59 minute
6 binary 0-59 second
7 binary 0-100 centisecond
The next eight bytes is a time stamp (in the same format as above), representing the time at the end
of the interval for the included Short Term or Long Term Flicker values.
The next twelve bytes are three, four byte signed (2's compliment) integers, which are the Short
Term or Long Term Flicker values, in the order:
Phase A
Phase B
Phase C
The next byte is indicates whether this record contains information on Short Term or Long Term
Flicker.
0x000 Short Term Flicker
0x001 Long Term Flicker
0x002-0x0FF Undefined
The last three bytes are unused.
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Record Format: A Record contains 16 Bytes.
The first eight bytes in each record is the Time Stamp. The format of the Time Stamp is:
Byte Format Range Description
0 binary 0-99 century
1 binary 0-99 year
2 binary 1-12 month
3 binary 1-31 day
4 binary 0-23 hour
5 binary 0-59 minute