Onderwerp: Sailing Performance Dashboard op de Raspberry Pi

webserverdata = 
{"AWA":awa,"TWA":twa,"Upwash":upwash,"BOW":bow,"TWA-to-WP":nexttwa,
"GEOWIND":geo,"Windshift":shift,"AWS":aws,"TWS":tws,"TWS-avg":twsavg,"TWS-trend":twstrend,
"GEOWIND-TWS":gtr,"GEOWIND-TWS-avg":geotwsavg,"GEOWIND-TWS-trend":geotwstrend,
"Current-kts":curkts,"Current-degrees-relative":curang,"Current-to-degrees":curgeo,
"Waypoint":towp,"DTW":dtw,"Est-Time en Route":ete,"BTW":btw,"COG":cog,
"HDG-corrected":hdgc,"Off Course":diffdeg,"Distance-layline":dtl,"Time-layline":ttl,
"Depth-avg":dbxavg,"Depth-change":dbalert,                                                                                  
"SOG":sog,"SOG-forward":soginhead,"STW-corrected":stwc,"Speed-shortage":speedshort,
"VMG":vmg,"VMG-to-WP":vmgwp,"Speed-sideways":orthospd,"Speed from current":cursog,
"Wind-message":hl[2:],"Current-message":nice[2:],                                                                                                
"Upwind-angle":bestup,"Downwind-angle":bestdown,"Best-heel":targetheel,
"Expected-leeway":leeway, "Heave-vertical":heave,"Rate-of-Turn":rota,
"UA-error":UAoff,"DA-error":DAoff,"Actual-leeway":actleeway,"Actual-heel":heel,
"Actual-pitch":pitch,"Actual-yaw":yaw, 
"Performance-SOG":sogperf,"Performance-incl-current":sogperfci,
"Performance-waterspeed":stwperf,"Performance-to-windward":vmgperf,
"Performance-to-WP":vmgwpperf,
"GPS-RMC-time":rmctime,
"XTE":xte,"Direction-to-steer":dts,"Windshift":shiftmsg,
"Target-speed":targetspeed,"Target-VMG":targetvmg,
"Rudder-angle":filtrsa,"Best-angle":bestangle,"Best-angle-error":angleOFF,
"Shift-limit":shiftdef,"Current-limit-degrees":currtresh,"Current-limit-kts":currtreshkts,
"Replay-speed":replayspeed,"Log-nr":lognr,"Records-processed":nrec,"Speed-source":speedsource,
"Performance-filter":filtperf,"Records-filter":filtrec} 

YY  Send standard messages over WiFi-UDP (first Y) and send over websocket to browser (second Y)  YY NY YN and NN allowed
layline,perf,wind,current,angles
255.255.255.255
5000,9090
last line do not remove!

{
    "AWA": 72,
    "TWA": 98,
    "Upwash": 2,
    "BOW": "Starboard",
    "TWA-to-WP": 124,
    "GEOWIND": 1,
    "Windshift": "      ",
    "AWS": 18,
    "TWS": 16.4,
    "TWS-avg": 14.9,
    "TWS-trend": 0.8,
    "GEOWIND-TWS": 16.1,
    "GEOWIND-TWS-avg": 14.5,
    "GEOWIND-TWS-trend": 0.4,
    "Current-kts": 0,
    "Current-degrees-relative": 0,
    "Current-to-degrees": 0,
    "Waypoint": "SB28",
    "DTW": 0.2,
    "Est-Time en Route": "0:01",
    "BTW": 237,
    "COG": 268,
    "HDG-corrected": 269.9,
    "Off Course": 31,
    "Distance-layline": 0,
    "Time-layline": 0,
    "Depth-avg": 1.9,
    "Depth-change": 0.2,
    "SOG": 7.9,
    "SOG-forward": 7.9,
    "STW-corrected": 8,
    "Speed-shortage": 0.1,
    "VMG": 1.1,
    "VMG-to-WP": 6.9,
    "Speed-sideways": -0.4,
    "Speed from current": 0,
    "Wind-message": "               \n                 ",
    "Current-message": "               ",
    "Upwind-angle": 38.5,
    "Downwind-angle": 180,
    "Best-heel": -19,
    "Expected-leeway": -3,
    "Heave-vertical": 0,
    "Rate-of-Turn": -15.3,
    "UA-error": 59.5,
    "DA-error": 82,
    "Actual-leeway": 0,
    "Actual-heel": -27.8,
    "Actual-pitch": 1.2,
    "Actual-yaw": -91.9,
    "Performance-SOG": 101,
    "Performance-incl-current": 101,
    "Performance-waterspeed": 102,
    "Performance-to-windward": -6,
    "Performance-to-WP": 87,
    "GPS-RMC-time": " 17:40:39.00",
    "XTE": 0,
    "Direction-to-steer": "X",
    "Target-speed": 7.84,
    "Target-VMG": -7.1,
    "Rudder-angle": -9,
    "Best-angle": 180,
    "Best-angle-error": 82,
    "Shift-limit": 5,
    "Current-limit-degrees": 5,
    "Current-limit-kts": 0.5,
    "Replay-speed": 1,
    "Log-nr": 1,
    "Records-processed": 65,
    "Speed-source": "SOG",
    "Performance-filter": 8,
    "Records-filter": 32
}