Data Schema

Version: 0.2.0-draft

Devices

VideoController

• harp data: <name>_address.bin [HARP]

  name	address	payload	attributes	description
  pwm_enable	39	uint16	bitmask	specifies which PWM has been enabled
  pwm1_freq	50	float32	frequency	the frequency of PWM1 (max: 1000Hz)
  pwm1_dutycycle	51	float32	dutycycle	the duty cycle of PWM1 (max: 100%)
  pwm1_mode	55	uint8	mode	should always be 0 (infinite)
  pwm1_trig	56	uint8	start_trigger	should always be 0 (software trigger)
  pwm1_conf_event	57	uint8	rise_event	should always be 1 (enabled)
  pwm2_freq	58	float32	frequency	the frequency of PWM1 (max: 1000Hz)
  pwm2_dutycycle	59	float32	dutycycle	the duty cycle of PWM1 (max: 100%)
  pwm2_mode	63	uint8	mode	should always be 0 (infinite)
  pwm2_trig	64	uint8	start_trigger	should always be 0 (software trigger)
  pwm2_conf_event	65	uint8	rise_event	should always be 1 (enabled)
  pwm_start	66	uint8	bitmask	specifies which PWM has started
  pwm_stop	67	uint8	bitmask	specifies which PWM has stopped
  pwm_rise_event	68	uint8	bitmask	specifies which PWM has been triggered

VideoSource

• video frames: <name>.avi [FMP4 codec]

• video metadata: <name>.csv [CSV]

  time	hw_counter	hw_timestamp
  float64	int64	int64

• (optional) harp data: <name>_address.bin [HARP]

  name	address	payload	attributes	description
  position	200	float32	[x, y, angle, major, minor, area, id]	one entry for each animal, for each frame
  region	201	uint8	area code	one entry for each animal, for each frame

• area code map:

  name	code
  none	0
  nest	1
  corridor	2
  arena	3
  patch1	4
  patch2	5

AudioSource

• audio buffers: <name>.wav [PCM 16-bit mono]

• audio metadata: MISSING

PatchController

• patch state: <name>_State.csv [CSV]

  time	threshold	d1	delta
  float64	float64	float64	float64

• harp data: <name>_address.bin [HARP]

  name	address	payload	attributes	description
  beam_break	32	uint8	bitmask	the current state of the beam break
  delivery_set	35	uint8	bitmask	a pellet delivery has been requested
  delivery_clear	36	uint8	bitmask	the pellet delivery pin has been cleared
  expansion_board	87	uint8	expansion	the type of board in the expansion port
  encoder_read	90	uint16	[angle, intensity]	the current state of the magnetic encoder
  encoder_mode	91	uint8	mode	should always be 4 (500Hz)
  dispenser_state	200	float32	value	the estimated number of pellets in the dispenser
  delivery_manual	201	uint8	event	a manual pellet delivery has been requested
  missed_pellet	202	uint8	event	a pellet has been missed
  delivery_retry	203	uint8	bitmask	a pellet delivery command has been retried

WeightScale

• harp data: <name>_address.bin [HARP]

  name	address	payload	attributes	description
  weight_raw	200	float32	[value, stable]	the raw weight samples (g)
  weight_tare	201	uint8	event	a tare command has been sent
  weight_filtered	202	float32	[value, stable]	filtered weight samples (stable is slope of regression)
  weight_baseline	203	uint8	event	a baseline has been taken
  weight_subject	204	float32	[value, stable]	the stable baselined weight of a subject in the nest (g)

ExperimentalMetadata

• environment state: <name>_EnvironmentState.csv [CSV]

  time	type
  float64	Maintenance \ Experiment

• subject state: <name>_SubjectState.csv [CSV]

  time	id	weight	event
  float64	str	float64	str

• subject visits: <name>_SubjectVisits.csv [CSV]

  time	id	event	area
  float64	str	Enter \ Exit	str

• message log: <name>_MessageLog.csv [CSV]

  time	priority	type	message
  float64	Notification \ Alert	str	TSV str