TANGO
Device Server



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Device Attributes Description

DiffractometerDevice Class

Revision: release_3_0_0 - Author: piccaf

Scalar Attributes
Attribute name
Data Type
R/W Type
Expert
H: - Set Point will write motor positions - Read point is the h value calculated from real motor positions
DEV_DOUBLE
READ_WRITE
No
K: - Set Point will write motor positions - Read point is the h value calculated from real motor positions
DEV_DOUBLE
READ_WRITE
No
L: - Set Point will write motor positions - Read point is the h value calculated from real motor positions
DEV_DOUBLE
READ_WRITE
No
Mode: The name of the mode usually bissector
DEV_STRING
READ_WRITE
No
Simulated: 0 : Device REALLY moves diffractometers motors 1 : Device only simulates calculations and DOES NOT move any motor
DEV_BOOLEAN
READ_WRITE
No
WaveLength: The wave length used by the diffractometer. Usually connected to an AttributeProxy.
DEV_DOUBLE
READ_WRITE
No
Crystal: The name of the crystal used by the diffractometer. the list of the available crystals is in the attribut crystals
DEV_STRING
READ_WRITE
No
A: crystal lattice a parameter
DEV_DOUBLE
READ
No
B: crystal lattice b parameter
DEV_DOUBLE
READ
No
C: crystal lattice c parameter
DEV_DOUBLE
READ
No
Alpha: crystal lattice alpha parameter
DEV_DOUBLE
READ
No
Beta: crystal lattice beta parameter
DEV_DOUBLE
READ
No
Gamma: crystal lattice gamma parameter
DEV_DOUBLE
READ
No
Ux: The x coordinate of the U matrix
DEV_DOUBLE
READ_WRITE
No
Uy: The y coordinate of the U matrix
DEV_DOUBLE
READ_WRITE
No
Uz: The z coordinate of the U matrix
DEV_DOUBLE
READ_WRITE
No
AStar: The a* crystal parameter
DEV_DOUBLE
READ
No
BStar: The b* crystal parameter
DEV_DOUBLE
READ
No
CStar: The c* crystal parameter
DEV_DOUBLE
READ
No
AlphaStar: The alpha* crystal parameter
DEV_DOUBLE
READ
No
BetaStar: The beta* crystal parameter
DEV_DOUBLE
READ
No
GammaStar: The beta* crystal parameter
DEV_DOUBLE
READ
No





Spectrum Attributes
Attribute name
Data Type
X Data Length
Expert
ModeNames
DEV_STRING
10
No
CrystalNames
DEV_STRING
100
No





Image Attributes
Attribute name
Data Type
X Data Length
Y Data Length
Expert
ComputedAngles: containe all the hkl computed values. simulated (0/1) h, k, l, axies angles
DEV_DOUBLE
20
1000
No
CrystalReflections
DEV_DOUBLE
12
50
No
ReflectionsAngles: matrix with the theoretical (lower triangular part) and mesured angles (upper triangular part) between reflections.
DEV_DOUBLE
2000
2000
No
UB: The UB matrix of the current crystal
DEV_DOUBLE
3
3
No


ESRF - Software Engineering Group