Module matisse_controller.matisse.constants

"""Important Matisse-related non-configurable constants."""

# Scanning ################################################################

SCAN_MODE_UP = 0
SCAN_MODE_DOWN = 1

# Approximate change in wavelength per thin etalon mode
THIN_ETALON_NM_PER_MODE = 0.033

# Internal Matisse constant. Encoded in the result of a motor's STATUS? command
MOTOR_STATUS_IDLE = 0x02

# Limits ##################################################################

BIREFRINGENT_FILTER_LOWER_LIMIT = 0
BIREFRINGENT_FILTER_UPPER_LIMIT = 188096
THIN_ETALON_LOWER_LIMIT = 0
THIN_ETALON_UPPER_LIMIT = 45797
PIEZO_ETALON_LOWER_LIMIT = -1
PIEZO_ETALON_UPPER_LIMIT = 1
REFERENCE_CELL_LOWER_LIMIT = 0
REFERENCE_CELL_UPPER_LIMIT = 0.7
SLOW_PIEZO_LOWER_LIMIT = 0
SLOW_PIEZO_UPPER_LIMIT = 0.7