UvAGPS

UvAGPS Data Model

The UvAGPS datamodel uses different tables for diffrent versions of the UvAGPS firmware.

-- New UvA GPS tables for firmware 1.0.2.4 ,1.0.1.4, 1.0.2.3 -- Track firmware version for devices -- drop table gps.uva_device create table gps.uva_device ( device_info_serial integer not null, firmware_version text not null, primary key(device_info_serial) ); -- Communication table --drop table gps.uva_comm101; create table gps.uva_comm101 ( device_info_serial integer not null, date_time timestamp not null, -- timestamp of start communication date_time_end timestamp, -- timestamp of end communication date_time_utc timestamp, -- date_time in utc (if available) date_time_end_utc timestamp, -- date_time_end in utc (if available) action text, -- JOINED / RESCHEDULE ?? Question Is this needed? Can't we put everything in status ?? bytes_communicated integer,-- Number of bytes communicated (total of all bytes per DATA line) status text, -- READY, TIMEOUT, LOWPOWER, MISSING network_join_time integer, -- milliseconds number_identical_lines integer, -- Number identical lines in data block. Gives indication non_ascii_char integer, -- Number of non ascii characters (indicated by question-mark ?) -- Also add values from S0/S1 to comm table -- S0 sts_time timestamp, -- derived from S0 hh,mi ?? is this required timesynced smallint, -- TimeSynced (0=not sy:wnced, 1=user set, 2=Gps Synced) devicemode smallint, -- DeviceMode (0-99) vbat float, -- Battery voltage in V (0-~4.200V) logb integer, -- logged bytes, waiting for download (0-4Mbyte) logp smallint, -- Logged percentage (units 0.1%) of memory waiting to be downloaded (0-1000) gpsii integer, -- GpsIval, current (0-65535) comii integer, -- ComIval, current (0-65535) accii integer, -- AcceleroIval, current (0-65535) swddd integer, -- User switches, current (0-65535) -- esw smallint , -- Solar cell switches (0-255). Added in fw1020, removed in fw1022 ?? -- S1 last_gps_fix timestamp, -- timestamp of last fix latitude float, -- Decimal degrees longitude float, -- Decimal degrees primary key(device_info_serial, date_time) ); -- -- Settings are either from C0-C1-C9 lines or parsed from uplink communication lines -- If C0-C1 is parsed its values are compared with the previous value and if the settings are the -- same no new records needs to be added -- If uplink settings are parsed wait till the last setting has been seen, (DL command or EOF) -- then store all the new settings in one record. --drop table gps.uva_settings101; create table gps.uva_settings101 ( -- C0 device_info_serial integer not null, -- Derive timestamp from Hh:mi fields in C0 combined with computer timestamp in JOINED line date_time timestamp not null, timesynced smallint, timezone_time smallint, swddd integer, -- SpecialUserSwitches gpsnavmode smallint, -- GpsNavMode 0-7 gpsreceivermode smallint, -- GpsReceiverNode 0-3 gpsfixtime smallint, -- GpsFixTime 0-255 gps_ivaln_on_h smallint, -- hours Gps IvalN on gps_ivaln_on_m smallint, -- minutes Gps IvalN on gps_ivaln integer, -- GpsIvalN (0-65530) gps_ivale_on_h smallint, -- hours Gps IvalE on gps_ivale_on_m smallint, -- minutes GpS IvalE on gps_ivale integer, -- GpsIvalE com_ivaln_on_h smallint, -- hours Com IvalN on com_ivaln_on_m smallint, -- minutes Com IvalN on com_ivaln integer, -- ComIvalN (0-65530) com_ivale_on_h smallint, -- hours Com IvalE on com_ivale_on_m smallint, -- minutes Com IvalE on com_ivale integer, -- ComIvalE -- C1 accii integer, -- Accelero measurement interval accbn integer, -- Accelero number of blocks accsn integer, -- Accelero number of samples (0-65536) f smallint, -- Accelero sample frequency (0=20Hz, 1=10Hz, 2=5Hz, 3=1Hz) pdp smallint, -- PdopMsk (3-250) pac smallint, -- PaccMsk (10-100) tdp smallint, -- TdopMsk (3-250) tac smallint, -- TaccMsk (30-300) ga smallint, -- Additional Fixes GpsIval mode (3-25) before interval fix is logged aol smallint, -- AccMemOffLev (100 - 950) units 0.1%; if Memfull above -- this level all Accelero activity will be overruled -- and switched off untill MemFull < level - 5 eventnum text, -- 12 eventnumbers (0-0xff) only printed if not zero, therfore converted to text primary key(device_info_serial, date_time) ); --drop table gps.uva_tracking_data101; create table gps.uva_tracking_data101 ( device_info_serial integer not null, date_time timestamp not null, latitude float, -- Decimal degrees longitude float, -- Decimal degrees altitude integer, -- heigth above sealevel meters pressure integer, -- in pascal (1mBar = 100Pa, 1pressuremeter = ~12Pa) temperature float, -- in celcius degrees satellites_used smallint, -- satellites used for fix gps_fixtime float, -- GpsFixTime in seconds positiondop float, -- Position DOP in units h_accuracy float, -- Horizontal accuracy (units of meter) v_accuracy float, -- Vertical accuracy (units of meter) x_speed float, -- Speed in x-axis (m/s) y_speed float, -- Speed in y-axis (m/s) z_speed float, -- Speed in z-axis (m/s) speed_accuracy float, -- Speed accuracy (m/s) primary key(device_info_serial, date_time) ); select AddGeometryColumn('gps', 'uva_tracking_data101', 'location', 4326, 'POINT', 2); create trigger process_uva_tracking_data101 before insert or update on gps.uva_tracking_data101 for each row execute procedure gps.update_location(); --drop table gps.uva_acceleration101; create table gps.uva_acceleration101 ( device_info_serial integer not null, date_time timestamp not null, index smallint not null, x_acceleration smallint, -- acceleration in X-axis (-2666 till 2666) y_acceleration smallint, -- acceleration in Y-axis (-2666 till 2666) z_acceleration smallint, -- acceleration in Z-axis (-2666 till 2666) primary key(device_info_serial, date_time, index) ); -- Energy table - E0 lines --drop table gps.uva_energy101; create table gps.uva_energy101 ( device_info_serial integer not null, date_time timestamp not null, timesynced smallint, -- TimeSynced (0=not synced, 1=user set, 2=Gps synced) devicemode smallint, -- (0-99) vsll float, -- Solar Voltage during charging in mV (0-~2500) vbat float, -- Battery Voltage in V (0-~4.200) ssw smallint, -- Solar Cell Switches ... (0-255) fw1022 and up -- extended fields if special user switch is on vsoo float, -- Solar voltage open in V (0-~2.500) vdrf float, -- reference voltage Dac in V (0-~2.435) vchr float, -- charge current voltage g smallint, -- Gps battery threshold OK c smallint, -- Com battery threshold OK m smallint, -- Charge Mode (0,1,2 Com battery threshold OK pressure integer, -- in pascal (1mBar = 100Pa, 1pressuremeter = ~12Pa) temperature float, -- in celcius degrees primary key(device_info_serial, date_time) ); -- Cleanup UvAGPS data --delete from gps.uva_device; --delete from gps.uva_energy101; --delete from gps.uva_acceleration101; --delete from gps.uva_tracking_data101; --delete from gps.uva_settings101; --delete from gps.uva_comm101; --delete from gps.UVA_TRACKING_DATA; --delete from gps.UVA_engineering_DATA; --delete from bookkeeping.files where file_type = 'UVAGPS' and filename similar to 'Log_(' || array_to_string(array(select ltrim(to_char(device_info_serial, '0000')) from gps.uva_device where firmware_version in ('v1.0.1.4', 'v1.0.2.3', 'v1.0.2.4')), '|') || ')%'; --delete from bookkeeping.files where file_type = 'UVAGPS'; -- --delete from gps.uva_device where device_info_serial = 188; --delete from gps.uva_energy101 where device_info_serial = 188; --delete from gps.uva_acceleration101 where device_info_serial = 188; --delete from gps.uva_tracking_data101 where device_info_serial = 188; --delete from gps.uva_settings101 where device_info_serial = 188; --delete from gps.uva_comm101 where device_info_serial = 188; --delete from bookkeeping.files where file_type = 'UVAGPS' and filename like 'Log_0188%'; -- drop view gps.uva_tracking; create or replace view gps.uva_tracking as select device_info_serial , date_time , latitude , longitude , altitude::float as altitude , pressure::float as pressure , temperature , h_accuracy , v_accuracy , x_speed , y_speed , z_speed , gps_fixtime , location from gps.uva_tracking_data101 union select device_info_serial , date_time , latitude , longitude , altitude , pressure , temperature , h_accuracy , v_accuracy , x_speed , y_speed , z_speed , gps_fixtime , location from gps.uva_tracking_data;

UVA_TRACKING_DATA

Tracking data from UvA GPS tags

Field	Type	Key	Constraints	Comments
device_info_serial	int4	PK	NOT NULL
date_time	timestamp	PK	NOT NULL	GMT
latitude	float8			Decimal degrees
longitude	float8			Decimal degrees
h_accuracy	float8			Horizontal accuracy (m)
v_accuracy	float8			Vertical accuracy (m)
altitude	float8			m
x_acceleration	Float8			x axis acceleration (m/s22) movement to right is + and to left is -
y_acceleration	Float8			y axis acceleration (m/s22) forward movement is + and backwards is -
z_acceleration	Float8			z axis acceleration (m/s22) upwards movement is + downwards is -
speed	float8			m/s
course	float8			Degrees
pressure	float8			Pressure sensor (pascal)
temperature	Float8			Degrees celcius
solar_voltage	Float8			V
battery_voltage	Float8			V
quality	text			Data flagged as unacceptable by user
“"location”"	geometry			postgreSQL geometry

UVA_ENGINEERING_DATA

Engineering data from UvA GPS tags

Field	Type	Key	Constraints	Comments
device_info_serial	int4	PK	NOT NULL
date_time	timestamp	PK	NOT NULL	GMT
t_syncsts	smallint			0: not synced, 1: user synced, 2: Gps synced
t_entzt	smallint			0: UCT time,1: TZT time (timezone time)
gzp_currentrategps	int4
gzp_currentratecom	int4
gzp_currentratepwr	int4
sbm_voltagesolarpanel	float8
sbm_voltagebattery	float8
sbm_chargemode	int2
egzp_mainrategps	integer
egzp_mainratecom	integer
egzp_mainratepwr	integer
smg_on	text
smg_off	text
smg_esavegpsrate	integer
smz_on	text
smz_off	text
smz_esavecomrate	integer
gpsnavigationmode	smallint
gpsfixtimeout	smallint
eh	text