Class=1040 (0x0410) - Measurement string

CLASS2.MEASUREMENT_STR

Description

This is a mirror of CLASS1_MEASUREMENT where the data is in string form. The zero terminated string has the following form “sensor-index, value-unit, zone, subzone, value” where the value is a floating point value in string form and the senor-index and value-unit is the same as for CLASS1_MEASUREMENT but where sensor index's can be in the range 0-255 and value-unit in the range 0-255 (3 is standard).

Floating point numbers should be written as "2345.456" NOT as "2345,456" independent of locale and the maximum number can have 483 digits including a possible decimal point.

Byte Description
0 Index for sensor, 0-255.
1 Zone, 0-255.
2 Subzone, 0-255.
3 Unit from measurements, 0-255.
4.. String up to the maximum data size 483 digits including a possible decimal point. The decimal pint should always be a "." independent of locale.

Type=0 (0x00) - General event

VSCP_TYPE_MEASUREMENT_GENERALGeneral Event.

Type=1 (0x01) - Count

VSCP_TYPE_MEASUREMENT_COUNTThis is a discrete value typical for a count. There is no unit for this measurement just a discrete value. 
Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=2 (0x02) - Length/Distance

VSCP_TYPE_MEASUREMENT_LENGTH**Default unit:** Meter. 

This is a measurement of a length or a distance.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=3 (0x03) - Mass

VSCP_TYPE_MEASUREMENT_MASS**Default unit:** Kilogram.

This is a measurement of a mass.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=4 (0x04) - Time

VSCP_TYPE_MEASUREMENT_TIMEA time measurement.

Default unit: Seconds.
Opt. unit: (1) Milliseconds. Absolute: (2) y-y-m-d-h-m-s (binary). String: (3) "HHMMSS".

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=5 (0x05) - Electric Current

VSCP_TYPE_MEASUREMENT_ELECTRIC_CURRENT**Default unit:** Ampere.

This is a measurement of an electric current.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=6 (0x06) - Temperature

VSCP_TYPE_MEASUREMENT_TEMPERATURE**Default unit:** Kelvin.  

Opt. unit: Degree Celsius (1), Fahrenheit (2)

This is a measurement of a temperature.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=7 (0x07) - Amount of substance

VSCP_TYPE_MEASUREMENT_AMOUNT_OF_SUBSTANCE**Default unit:** Mole.

This is a measurement of an amount of a substance.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=8 (0x08) - Luminous Intensity (Intensity of light)

VSCP_TYPE_MEASUREMENT_INTENSITY_OF_LIGHT**Default unit:** Candela.

This is a measurement of luminous intensity.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=9 (0x09) - Frequency

VSCP_TYPE_MEASUREMENT_FREQUENCY

Default unit: Hertz.

This is a measurement of regular events during a second.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=10 (0x0A) - Radioactivity and other random events

VSCP_TYPE_MEASUREMENT_RADIOACTIVITY**Default unit:** becquerel.

Optional unit: curie (1)

This is a measurement of rates of things, which happen randomly, or are unpredictable.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=11 (0x0B) - Force

VSCP_TYPE_MEASUREMENT_FORCE**Default unit:** newton.

This is a measurement of force.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=12 (0x0C) - Pressure

VSCP_TYPE_MEASUREMENT_PRESSURE**Default unit:** pascal.  

Opt. unit: bar (1), psi (2)

This is a measurement of pressure.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=13 (0x0D) - Energy

VSCP_TYPE_MEASUREMENT_ENERGY**Default unit:** Joule.  

Optional unit: KWh (1)

This is a measurement of energy.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=14 (0x0E) - Power

VSCP_TYPE_MEASUREMENT_POWER**Default unit:** watt.  

Optional unit: Horse power (1).

This is a measurement of power.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=15 (0x0F) - Electrical Charge

VSCP_TYPE_MEASUREMENT_ELECTRICAL_CHARGE**Default unit:** coulomb.

This is a measurement electrical charge.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=16 (0x10) - Electrical Potential (Voltage)

VSCP_TYPE_MEASUREMENT_ELECTRICAL_POTENTIAL**Default unit:** volt.

This is a measurement of electrical potential.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=17 (0x11) - Electrical Capacitance

VSCP_TYPE_MEASUREMENT_ELECTRICAL_CAPACITANCE**Default unit:** farad (F).

This is a measurement of electric capacitance.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=18 (0x12) - Electrical Resistance

VSCP_TYPE_MEASUREMENT_ELECTRICAL_RESISTANCE**Default unit:** ohm (Ω).

This is a measurement of resistance.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=19 (0x13) - Electrical Conductance

VSCP_TYPE_MEASUREMENT_ELECTRICAL_CONDUCTANCE**Default unit:** siemens.

This is a measurement of electrical conductance.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=20 (0x14) - Magnetic Field Strength

VSCP_TYPE_MEASUREMENT_MAGNETIC_FIELD_STRENGTH**Default unit:** amperes per meter (H).  

Optional units: teslas (B) (1)

This is a measurement of magnetic field strength.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=21 (0x15) - Magnetic Flux

VSCP_TYPE_MEASUREMENT_MAGNETIC_FLUX**Default unit:** weber (Wb).

This is a measurement of magnetic flux.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=22 (0x16) - Magnetic Flux Density

VSCP_TYPE_MEASUREMENT_MAGNETIC_FLUX_DENSITY**Default unit:** tesla (B).

This is a measurement of flux density or field strength for magnetic fields (also called the magnetic induction).

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=23 (0x17) - Inductance

VSCP_TYPE_MEASUREMENT_INDUCTANCE**Default unit:** henry (H).

This is a measurement of inductance.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=24 (0x18) - Luminous Flux

VSCP_TYPE_MEASUREMENT_FLUX_OF_LIGHT**Default unit:** Lumen (lm= cd * sr)

This is a measurement of luminous Flux.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=25 (0x19) - Illuminance

VSCP_TYPE_MEASUREMENT_ILLUMINANCE**Default unit:** lux (lx) ( lx = lm / m² )

This is used to express both Illuminance (incidence of light) and Luminous Emittance (emission of light).

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=26 (0x1A) - Radiation dose

VSCP_TYPE_MEASUREMENT_RADIATION_DOSE**Default unit:** gray (Gy).   

Opt unit: sievert (Sv) (1).

This is a measurement of a radiation dose (Absorbed dose of ionizing radiation).

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=27 (0x1B) - Catalytic activity

VSCP_TYPE_MEASUREMENT_CATALYTIC_ACITIVITY**Default unit:** katal (z).

This is a measurement of catalytic activity used in biochemistry.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=28 (0x1C) - Volume

VSCP_TYPE_MEASUREMENT_VOLUME**Default unit:** cubic meter (m³)   

Opt. unit: Liter (dm³) (1), decilitre (100 cm³) (2), centilitre (10 cm³) (3), millilitre (cm³) (4) where unit 4 is only available for Level II measurement events where units can hold this value.

This is a measurement of volume.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=29 (0x1D) - Sound intensity

VSCP_TYPE_MEASUREMENT_SOUND_INTENSITY**Default unit:** W/m2, watt per square meter. 

This is a measurement of sound intensity (acoustic intensity).

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=30 (0x1E) - Angle

VSCP_TYPE_MEASUREMENT_ANGLE* **Default unit:** radian (rad) (Plane angles).   
  • Opt Unit: degree (1).
  • Opt Unit: arcminute (2).
  • Opt Unit: arcseconds (3).

This is a measurement of an angle.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=31 (0x1F) - Position WGS 84

VSCP_TYPE_MEASUREMENT_POSITION**Default unit:** Longitude.  

Opt. unit: Latitude.

This is a measurement of a position as of WGS 84. Normally given as a floating point value. See ./class1.gps.md for a better candidate to use for position data.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=32 (0x20) - Speed

VSCP_TYPE_MEASUREMENT_SPEED**Default unit:** Meters per second.   

Optional unit: Kilometers per hour (1) Miles per hour (2)

This is a measurement of a speed.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=33 (0x21) - Acceleration

VSCP_TYPE_MEASUREMENT_ACCELERATION**Default unit:** Meters per second/second (m/s2).

This is a measurement of acceleration.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=34 (0x22) - Tension

VSCP_TYPE_MEASUREMENT_TENSION**Default unit:** N/m.

This is a measurement of tension.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=35 (0x23) - Damp/moist (Hygrometer reading)

VSCP_TYPE_MEASUREMENT_HUMIDITY**Default unit:** Relative percentage 0-100%.

This is a measurement of relative moistness (Humidity).

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=36 (0x24) - Flow

VSCP_TYPE_MEASUREMENT_FLOW**Default unit:** Cubic meters/second.   

Opt Unit: Liters/Second.

This is a measurement of flow.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=37 (0x25) - Thermal resistance

VSCP_TYPE_MEASUREMENT_THERMAL_RESISTANCE**Default unit:** Thermal ohm K/W.

This is a measurement of thermal resistance.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=38 (0x26) - Refractive (optical) power

VSCP_TYPE_MEASUREMENT_REFRACTIVE_POWER**Default unit:** dioptre (dpt) m-1.

This is a measurement of refractive (optical) power.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=39 (0x27) - Dynamic viscosity

VSCP_TYPE_MEASUREMENT_DYNAMIC_VISCOSITY**Default unit:** poiseuille (Pl) 

This is a measurement of dynamic viscosity.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=40 (0x28) - Sound impedance

VSCP_TYPE_MEASUREMENT_SOUND_IMPEDANCE**Default unit:** rayl (Pa·s/m)

This is a measurement of sound impedance.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=41 (0x29) - Sound resistance

VSCP_TYPE_MEASUREMENT_SOUND_RESISTANCE**Default unit:** Acoustic ohm Pa · s/ m³.

This is a measurement of sound resistance.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=42 (0x2A) - Electric elastance

VSCP_TYPE_MEASUREMENT_ELECTRIC_ELASTANCE**Default unit:** daraf (f-1).

This is a measurement of electric elasticity.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=43 (0x2B) - Luminous energy

VSCP_TYPE_MEASUREMENT_LUMINOUS_ENERGY**Default unit:** talbot ( tb = lm * s) 

This is a measurement of luminous energy.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=44 (0x2C) - Luminance

VSCP_TYPE_MEASUREMENT_LUMINANCE**Default unit:** cd / m²) (non SI unit = nit)

This is a measurement of luminance.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=45 (0x2D) - Chemical concentration

VSCP_TYPE_MEASUREMENT_CHEMICAL_CONCENTRATION**Default unit:** molal (mol/kg).

This is a measurement of chemical concentration.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=46 (0x2E) - Reserved

VSCP_TYPE_MEASUREMENT_RESERVED46Reserved (previously was doublet of Type= 26, don't use any longer!) 

Type=47 (0x2F) - Dose equivalent

VSCP_TYPE_MEASUREMENT_DOSE_EQVIVALENT**Default unit:** sievert (J/Kg).

This is a measurement of dose equivalent.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=48 (0x30) - Reserved

VSCP_TYPE_MEASUREMENT_RESERVED48Reserved (was doublet of Type= 24, do not use any longer!)

Type=49 (0x31) - Dew Point

VSCP_TYPE_MEASUREMENT_DEWPOINT**Default unit:** Kelvin.  

Opt. unit: Degree Celsius (1), Fahrenheit (2)

This is a measurement of the Dew Point.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=50 (0x32) - Relative Level

VSCP_TYPE_MEASUREMENT_RELATIVE_LEVEL**Default unit:** Relative value.

This is a relative value for a level measurement without a unit. It is just relative to the min/max value for the selected data representation, typically percentage or per mille or similar.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=51 (0x33) - Altitude

VSCP_TYPE_MEASUREMENT_ALTITUDE**Default unit:** Meter.  

Opt. unit: Feet(1), inches (2)

Altitude in meters.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=52 (0x34) - Area

VSCP_TYPE_MEASUREMENT_AREA**Default unit:** square meter (m²)

Area in square meter.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=53 (0x35) - Radiant intensity

VSCP_TYPE_MEASUREMENT_RADIANT_INTENSITY**Default unit:** watt per steradian ( W / sr )

Radiated power per room angle.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=54 (0x36) - Radiance

VSCP_TYPE_MEASUREMENT_RADIANCE**Default unit:** watt per steradian per square metre ( W / (sr * m²) )

This is the radiant flux emitted, reflected, transmitted or received by a surface.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=55 (0x37) - Irradiance, Exitance, Radiosity

VSCP_TYPE_MEASUREMENT_IRRADIANCE**Default unit:** watt per square metre ( W / m² )

Power emitted from or striking onto a surface or area.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=56 (0x38) - Spectral radiance

VSCP_TYPE_MEASUREMENT_SPECTRAL_RADIANCE**Default unit:** watt per steradian per square metre per nm (W·sr-1·m-2·nm-1)    

Opt. unit: watt per steradian per meter3 (W·sr-1·m-3) (1), watt per steradian per square metre per hertz (W·sr-1·m-3) (2)

Radiance of a surface per unit frequency or wavelength.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=57 (0x39) - Spectral irradiance

VSCP_TYPE_MEASUREMENT_SPECTRAL_IRRADIANCE**Default unit:** watt per square metre per nm (W·m-2·nm-1)   

Opt. unit: watt per metre3 (W·m-3) (1), watt per square metre per hertz (W·m-2·Hz-1) (2)

Irradiance of a surface per unit frequency or wavelength.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=58 (0x3A) - Sound pressure (acoustic pressure)

VSCP_TYPE_MEASUREMENT_SOUND_PRESSURE**Default unit:** pascal (Pa) 

This is a measurement of sound pressure (acoustic pressure).

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=59 (0x3B) - Sound energy density

VSCP_TYPE_MEASUREMENT_SOUND_DENSITY**Default unit:** pascal (Pa) 

Sound energy density or sound density is the sound energy per unit volume.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.

Type=60 (0x3C) - Sound level

VSCP_TYPE_MEASUREMENT_SOUND_LEVEL**Default unit:** decibel (dB) 

Sound level expressed in decibel. This event is supplied for convenience.

Data byte Description
0 Data coding.
1-7 Data with format defined by byte 0.


Very Simple Control Protocol
Thu Oct 18 2018 14:14:05 GMT+0000 (UTC)
This document is licensed under Creative Commons BY 4.0 and can be freely copied, redistributed, remixed, transformed, built upon as long as you give credits to the author.

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