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class1.measurement64x1.md

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Class=61 (0x3D) - Double precision floating point measurement

CLASS1.MEASUREMENT64X1

Description

Floating point double precision measurements. This class mirrors the standard measurement events is CLASS1.MEASUREMENT=11. The measurement unit is always expressed in the standard unit.

The value is a "double" - IEEE-754, 64 Bits, double precision.

s eeeeeeeeeee mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm
s = sign bit ( 1-bit )
e = exponent ( 11-bits )
m = mantissa ( 52-bits )
Byte Description
0 s e10 e9 e8 e7 e6 e5 e4
1 e3 e2 e1 e0 m51 m50 m49 m48
2 m47 m46 m45 m44 m43 m42 m41 m40
3 m39 m38 m37 m36 m35 m34 m33 m32
4 m31 m30 m29 m28 m27 m26 m25 m24
5 m23 m22 m21 m20 m19 m18 m17 m16
6 m15 m14 m13 m12 m11 m10 m9 m8
7 m7 m6 m5 m4 m3 m2 m1 m0

Type=0 (0x00) - General event :id=type0

VSCP_TYPE_MEASUREMENTX1_GENERAL

This is a general (custom) event that can be used if no other event is suitable.


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