REM constants/declarations for PsiNMEA
REM Torsten Baumbach, 1999/2000

REM NMEA characters for unit specifications;
REM also internally used

CONST KUnitSymbolBars$                  ="B"
CONST KUnitSymbolCelcius$               ="C"
CONST KUnitSymbolDegrees$               ="D"
CONST KUnitSymbolFathoms$               ="F"
CONST KUnitSymbolFeets$                 ="f"
CONST KUnitSymbolHertz$                 ="H"
CONST KUnitSymbolHours$                 ="h"
CONST KUnitSymbolInches$                ="I"
CONST KUnitSymbolKilometers$            ="K"
CONST KUnitSymbolKilometersPerHour$     ="K"
CONST KUnitSymbolKilograms$             ="k"
CONST KUnitSymbolLiters$                ="l"
CONST KUnitSymbolLitersPerSecond$       ="l"
CONST KUnitSymbolMeters$                ="M"
CONST KUnitSymbolMetersPerSecond$       ="M"
CONST KUnitSymbolCubicMeters$           ="M"
CONST KUnitSymbolMinutes$               ="m"
CONST KUnitSymbolNauticalMiles$         ="N"
CONST KUnitSymbolKnots$                 ="N"
CONST KUnitSymbolNewtons$               ="N"
CONST KUnitSymbolPercent$               ="P"
CONST KUnitSymbolStatuteMilesPerHour$   ="S"
CONST KUnitSymbolSeconds$               ="s"
CONST KUnitSymbolMicroseconds$          ="i"  : REM not defined in NMEA protocol !
CONST KUnitSymbolMicroseconds10$        ="j"  : REM not defined in NMEA protocol !
CONST KUnitSymbolRevolutionsPerMinute$  ="R"  : REM not defined in NMEA protocol !
CONST KUnitSymbolDegreesPerMinute$      ="D"  : REM not defined in NMEA protocol !
CONST KUnitSymbolDecibel$               ="D"  : REM not defined in NMEA protocol !
CONST KUnitSymbolKilohertz$             ="K"  : REM not defined in NMEA protocol !
CONST KUnitSymbolInchesOfMercury$       ="I"  : REM not defined in NMEA protocol !

REM Unit constants for PROC Convert:

CONST KBars%=                   1
CONST KCelcius%=                2
CONST KDegrees%=                3
CONST KFathoms%=                4
CONST KFeets%=                  5
CONST KHertz%=                  6
CONST KHours%=                  7
CONST KInches%=                 8
CONST KKilometers%=             9
CONST KKilometersPerHour%=      10
CONST KKilograms%=              11
CONST KLiters%=                 12
CONST KLitersPerSecond%=        13
CONST KMeters%=                 14
CONST KMetersPerSecond%=        15
CONST KCubicMeters%=            16
CONST KMinutes%=                17
CONST KNauticalMiles%=          18
CONST KKnots%=                  19
CONST KNewtons%=                20
CONST KPercent%=                21
CONST KStatuteMilesPerHour%=    22
CONST KSeconds%=                23
CONST KMicroseconds%=           24
CONST KMicroseconds10%=         25
CONST KRevolutionsPerMinute%=   26
CONST KDegreesPerMinute%=       27
CONST KDecibel%=                28
CONST KKilohertz%=              29
CONST KInchesOfMercury%=        30
CONST KRadiant%=                31
CONST KGrad%=                   32
CONST KKelvin%=                 33
CONST KFahrenheit%=             34
CONST KReaumur%=                35
CONST KStatuteMiles%=           36
CONST KSidericalDays%=          37
CONST KDays%=                   38

CONST KWrongSymbol%         =1
CONST KWrongBoolSymbol%     =2
CONST KWrongSyntaxDesc%     =3
CONST KFieldAfterRepeat%    =4
CONST KMissingDescr%        =5
CONST KTooManyRepetitons%   =6
CONST KFieldDontExist%      =7
CONST KFieldBlank%          =8
CONST KBadHeadingType%      =9

CONST KascIgnore%         =$01
CONST KascValid%          =$0F
CONST KascBlank%          =$1F

CONST KTypeUnknown$       =" "
CONST KTypeHexvalue$      ="$" : REM next char=number of halfbytes
CONST KTypeTime$          ="A"
CONST KTypeDate$          ="B"
CONST KTypeLatitude$      ="C"
CONST KTypeLongitude$     ="D"
CONST KTypeEarthDatum$    ="M"
CONST KTypeBearMagnetic$  ="E"
CONST KTypeBearTrue$      ="F"
CONST KTypeMessageNumber$ ="G"
CONST KTypeUnit$          ="H" : REM next char=unit group

CONST KUnitGroupDistance$     ="D"
CONST KUnitGroupVelocity$     ="V"
CONST KUnitGroupTime$         ="T"
CONST KUnitGroupDirection$    ="R"
CONST KUnitGroupTemperature$  ="K"
CONST KUnitGroupRevolution$   ="U"
CONST KUnitGroupPressure$     ="P"
CONST KUnitGroupSignal$       ="S"
CONST KUnitGroupFrequency$    ="F"
CONST KUnitGroupVolume$       ="v"
CONST KUnitGroupHumidity$     ="H"

CONST KUnknownNMEA%       = 0
CONST KStandardNMEA%      = 1
CONST KOldNMEA%           = 2

CONST KModeDisconnected%  = 0
CONST KModeNMEA%          = 1
CONST KModeGRMN%          = 2

CONST KSoFiRTypeIgnore%   =0
CONST KSoFiRTypeLat%      =1
CONST KSoFiRTypeLonN%     =2
CONST KSoFiRTypeLonC%     =3
CONST KSoFiRTypeLonS%     =4
CONST KSoFiRTypeTimeN%    =5
CONST KSoFiRTypeTimeC%    =6
CONST KSoFiRTypeTimeS%    =7
CONST KSoFiRTypeSunAlt%   =8
CONST KSoFiRTypeSunAz%    =9
CONST KSoFiRTypePWidth%   =10
CONST KSoFiRTypeDuration% =11
CONST KSoFiRTypeLat$      ="LAT"
CONST KSoFiRTypeLonN$     ="LONGN"
CONST KSoFiRTypeLonC$     ="LONGC"
CONST KSoFiRTypeLonS$     ="LONGS"
CONST KSoFiRTypeTimeN$    ="TIMEN"
CONST KSoFiRTypeTimeC$    ="TIMEC"
CONST KSoFiRTypeTimeS$    ="TIMES"
CONST KSoFiRTypeSunAlt$   ="ALT"
CONST KSoFiRTypeSunAz$    ="AZIMUT"
CONST KSoFiRTypePWidth$   ="PATHWIDTH"
CONST KSoFiRTypeDuration$ ="DURATION"
CONST KSoFiRTypeIgnore$   ="X"

REM Constants for IOSEEK

CONST KIoSeekModeFromStart%   = 1
CONST KIoSeekModeFromEnd%     = 2
CONST KIoSeekModeFromCurrent% = 3
CONST KIoSeekModeRewind%      = 6

CONST KLock%    = 1
CONST KUnlock%  = 0
CONST KBusyOff$ = "_BUSY_OFF_"

CONST KDots$    = "…"

CONST KMeanEarthRadius = 6378135

EXTERNAL Lock:(mode%)
EXTERNAL Busy:(str$,pos%)
EXTERNAL Key%:
EXTERNAL Get%:(locked%)
EXTERNAL Input:(astr&,lstr%)
EXTERNAL IEEEfloat_GRM32_2_OPL64:(abits&)
EXTERNAL IEEEfloat_GRM64_2_OPL64:(abits&)
EXTERNAL GetCursPos:(ax&,ay&)
EXTERNAL StrVal:(str$)
EXTERNAL PosInStr%:(char$,string$,pos%)
EXTERNAL LPosInStr%:(char$,string$)
EXTERNAL SubString$:(str$,num%)
EXTERNAL NumFormat$:(val%,c%)
EXTERNAL modulo%:(v1%,v2%)
EXTERNAL modulo:(v1,v2%)
EXTERNAL Hex2Dec%:(parseline$)
EXTERNAL Dec2Hex$:(dec%,fix%)
EXTERNAL ExtractFile$:(path$)
EXTERNAL AddExtension$:(file$,ext$)
EXTERNAL InitSettings%:
EXTERNAL ResetSerialSettings:
EXTERNAL GRMN_ResetSerialSettings:
EXTERNAL WriteSettings:
EXTERNAL AboutBox%:(wait%)
EXTERNAL InitScreen:
EXTERNAL ClearScreen:
EXTERNAL RefreshScreen:
EXTERNAL ReadSerialAsync%:(p3&,p4&,timeout%)
EXTERNAL GetSentenceDirect$:
EXTERNAL GetSentence:
EXTERNAL SendSentence$:(send$,addcs%)
EXTERNAL OpenSerial%:
EXTERNAL CloseSerial:
EXTERNAL SetSerial:
EXTERNAL GRMN_SetSerial:
EXTERNAL InputSerial:
EXTERNAL GRMN_InputSerial:
EXTERNAL ClearPortBuffer:
EXTERNAL SysMenu%:
EXTERNAL MenuProc_Ctrl_A:
EXTERNAL MenuProc_Ctrl_B:
EXTERNAL MenuProc_Ctrl_C:
EXTERNAL MenuProc_Ctrl_D:
EXTERNAL MenuProc_Ctrl_G:
EXTERNAL MenuProc_Ctrl_I:
EXTERNAL MenuProc_Ctrl_J:
EXTERNAL MenuProc_Ctrl_K:
EXTERNAL MenuProc_Ctrl_L:
EXTERNAL MenuProc_Ctrl_M:
EXTERNAL MenuProc_Ctrl_N:
EXTERNAL MenuProc_Ctrl_O:
EXTERNAL MenuProc_Ctrl_P:
EXTERNAL MenuProc_Ctrl_R:
EXTERNAL MenuProc_Ctrl_S:
EXTERNAL MenuProc_Ctrl_T:
EXTERNAL MenuProc_Ctrl_U:
EXTERNAL MenuProc_Ctrl_W:
EXTERNAL MenuProc_Ctrl_X:
EXTERNAL MenuProc_Ctrl_Y:
EXTERNAL MenuProc_ShiftCtrl_A:
EXTERNAL MenuProc_ShiftCtrl_B:
EXTERNAL MenuProc_ShiftCtrl_C:
EXTERNAL MenuProc_ShiftCtrl_D:
EXTERNAL MenuProc_ShiftCtrl_E:
EXTERNAL MenuProc_ShiftCtrl_F:
EXTERNAL MenuProc_ShiftCtrl_G:
EXTERNAL MenuProc_ShiftCtrl_I:
EXTERNAL MenuProc_ShiftCtrl_J:
EXTERNAL MenuProc_ShiftCtrl_L:
EXTERNAL MenuProc_ShiftCtrl_M:
EXTERNAL MenuProc_ShiftCtrl_N:
EXTERNAL MenuProc_ShiftCtrl_T:
EXTERNAL MenuProc_ShiftCtrl_P:
EXTERNAL MenuProc_ShiftCtrl_R:
EXTERNAL MenuProc_ShiftCtrl_S:
EXTERNAL MenuProc_ShiftCtrl_V:
EXTERNAL MenuProc_ShiftCtrl_X:
EXTERNAL MenuProc_ShiftCtrl_Y:
EXTERNAL MenuProc_ShiftCtrl_Z:
EXTERNAL ProgSettings_General:
EXTERNAL ProgSettings_Units:
EXTERNAL ProgSettings_NMEAparser:
EXTERNAL ProgSettings_GRMNparser:
EXTERNAL ShowMonitor:
EXTERNAL SetMyDevice:
EXTERNAL GetYourDevice$:(dialog%)
EXTERNAL ComputeChecksum%:(parseline$)
EXTERNAL GetChecksum%:(parseline$)
EXTERNAL AddChecksum$:(parseline$)
EXTERNAL Parse%:(sentence$)
EXTERNAL SentenceType$:(STypes$,sentence$,as_number%,rec_lng%)
EXTERNAL SentenceType_Standard$:(sentence$,as_number%)
EXTERNAL SentenceType_GRM$:(sentence$,as_number%)
EXTERNAL SentenceType_SLI$:(sentence$,as_number%)
EXTERNAL ManufacturersType$:(mIDs$,as_number%)
EXTERNAL NMEA_AAM%:
EXTERNAL NMEA_ALM%:
EXTERNAL NMEA_APA%:
EXTERNAL NMEA_APB%:
EXTERNAL NMEA_ASD%:
EXTERNAL NMEA_BEC%:
EXTERNAL NMEA_BER%:
EXTERNAL NMEA_BOD%:
EXTERNAL NMEA_BPI%:
EXTERNAL NMEA_BWC%:
EXTERNAL NMEA_BWR%:
EXTERNAL NMEA_BWW%:
EXTERNAL NMEA_DBK%:
EXTERNAL NMEA_DBS%:
EXTERNAL NMEA_DBT%:
EXTERNAL NMEA_DCN%:
EXTERNAL NMEA_DPT%:
EXTERNAL NMEA_DRU%:
EXTERNAL NMEA_DSC%:
EXTERNAL NMEA_DSE%:
EXTERNAL NMEA_DSI%:
EXTERNAL NMEA_DSR%:
EXTERNAL NMEA_DTM%:
EXTERNAL NMEA_FSI%:
EXTERNAL NMEA_GBS%:
EXTERNAL NMEA_GDA%:
EXTERNAL NMEA_GDF%:
EXTERNAL NMEA_GDP%:
EXTERNAL NMEA_GGA%:
EXTERNAL NMEA_GLA%:
EXTERNAL NMEA_GLC%:
EXTERNAL NMEA_GLF%:
EXTERNAL NMEA_GLL%:
EXTERNAL NMEA_GLP%:
EXTERNAL NMEA_GOA%:
EXTERNAL NMEA_GOF%:
EXTERNAL NMEA_GOP%:
EXTERNAL NMEA_GRS%:
EXTERNAL NMEA_GSA%:
EXTERNAL NMEA_GST%:
EXTERNAL NMEA_GSV%:
EXTERNAL NMEA_GTD%:
EXTERNAL NMEA_GXA%:
EXTERNAL NMEA_GXF%:
EXTERNAL NMEA_GXP%:
EXTERNAL NMEA_HCC%:
EXTERNAL NMEA_HCD%:
EXTERNAL NMEA_HDG%:
EXTERNAL NMEA_HDM%:
EXTERNAL NMEA_HDT%:
EXTERNAL NMEA_HSC%:
EXTERNAL NMEA_HVD%:
EXTERNAL NMEA_HVM%:
EXTERNAL NMEA_IMA%:
EXTERNAL NMEA_LCD%:
EXTERNAL NMEA_MDA%:
EXTERNAL NMEA_MSK%:
EXTERNAL NMEA_MSS%:
EXTERNAL NMEA_MTW%:
EXTERNAL NMEA_MWD%:
EXTERNAL NMEA_MWV%:
EXTERNAL NMEA_OLN%:
EXTERNAL NMEA_OSD%:
EXTERNAL NMEA_Rxx%:
EXTERNAL NMEA_RMA%:
EXTERNAL NMEA_RMB%:
EXTERNAL NMEA_RMC%:
EXTERNAL NMEA_ROT%:
EXTERNAL NMEA_RPM%:
EXTERNAL NMEA_RSA%:
EXTERNAL NMEA_RSD%:
EXTERNAL NMEA_RTE%:
EXTERNAL NMEA_SFI%:
EXTERNAL NMEA_STN%:
EXTERNAL NMEA_TLL%:
EXTERNAL NMEA_TRF%:
EXTERNAL NMEA_TTM%:
EXTERNAL NMEA_VBW%:
EXTERNAL NMEA_VDR%:
EXTERNAL NMEA_VHW%:
EXTERNAL NMEA_VLW%:
EXTERNAL NMEA_VPW%:
EXTERNAL NMEA_VTG%:
EXTERNAL NMEA_VWR%:
EXTERNAL NMEA_WCV%:
EXTERNAL NMEA_WDC%:
EXTERNAL NMEA_WDR%:
EXTERNAL NMEA_WNC%:
EXTERNAL NMEA_WPL%:
EXTERNAL NMEA_XDR%:
EXTERNAL NMEA_XTE%:
EXTERNAL NMEA_XTR%:
EXTERNAL NMEA_ZDA%:
EXTERNAL NMEA_ZDL%:
EXTERNAL NMEA_ZFO%:
EXTERNAL NMEA_ZTG%:
EXTERNAL NMEA_GRM_C%:
EXTERNAL NMEA_GRM_E%:
EXTERNAL NMEA_GRM_F%:
EXTERNAL NMEA_GRM_I%:
EXTERNAL NMEA_GRM_M%:
EXTERNAL NMEA_GRM_O%:
EXTERNAL NMEA_GRM_T%:
EXTERNAL NMEA_GRM_V%:
EXTERNAL NMEA_GRM_Z%:
EXTERNAL NMEA_SLI_B%:
EXTERNAL IsIgnoreField%:(c%)
EXTERNAL IsNumField%:(c%)
EXTERNAL ReadDatas%:(sentence$)
EXTERNAL ReadData$:(sentence$,dpos%)
EXTERNAL Query:
EXTERNAL ChooseFormatDlg$:(title$)
EXTERNAL ChooseMaskDlg$:(title$,ch_addr&,onlynums%,modi$)
EXTERNAL Terminal:
EXTERNAL Convert:(values,src_unit%,dest_unit%)
EXTERNAL ErrorMessage%:(title$,err%,retry%)
EXTERNAL ShortMessagePrompt:(title$,error$)
EXTERNAL Error_Checksum:(sentence$,ist%,soll%)
EXTERNAL Error_Syntax:(error%,sentence$,dpos%,value$,ddesc$,type$)
EXTERNAL ParseLoop:(fromport%)
EXTERNAL FormatValue_NoDirect$:(c%,value)
EXTERNAL FormatValue$:(c%,value)
EXTERNAL FormatValue_Intern$:(c%,value,lat_lon_direction%)
EXTERNAL PrintField%:(c%,line%)
EXTERNAL ParseMask:
EXTERNAL Statistics:
EXTERNAL ReadSunEclipseDataFormats%:(h%,artype&,artypes&)
EXTERNAL ReadSunEclipseNextDataLine%:(h%,rtypes%,artype&,arec&,slen%)
EXTERNAL SunEclipse:(enterpos%)
EXTERNAL Alm:(msg$)
EXTERNAL DistPointLine:(lat,lon,lat1,lon1,lat2,lon2,R)
EXTERNAL SphericalDistance:(la1,lo1,la2,lo2,R)
EXTERNAL SphAndDirectDistance:(la1,lo1,la2,lo2,Ra,Rb,R1,R2,Rm,al2&,al3&)
EXTERNAL TestMap%:(maps%,alati&,alata&,aloni&,alona&,lat,lon,mapnew%,mapold%)
EXTERNAL DrawMapCursor:(x%,y%,xsize%,ysize%)
EXTERNAL RealMap:(enterpos%,tracking%,rnum%,rlati,rlata,rloni,rlona,arlat&,arlon&,artime&,arheight&,mlat,mlon,mheight)
EXTERNAL GetMBMSize%:(file$,inum%,asx&,asy&)
EXTERNAL RegisterMaps:(new%)
EXTERNAL GetMapRecord%:(num%,calibfile$,afile&,adesc&,amap_sx&,amap_sy&,anum&,apx&,apy&,apla&,aplo&,apd&)
EXTERNAL GetMapRecord2%:(num%,calibfile$,afile&,adesc&,amap_sx&,amap_sy&,anum&,apx&,apy&,apla&,aplo&,apd&)
EXTERNAL _GetMapRecord%:(num%,calibfile$,afile&,adesc&,amap_sx&,amap_sy&,anum&,apx&,apy&,apla&,aplo&,apd&,dlg%)
EXTERNAL AddStandardMap:
EXTERNAL AddMapRecord%:(calibfile$,file$,mapdesc$,map_sx%,map_sy%,pnum%,appx&,appy&,aplat&,aplon&,apd&)
EXTERNAL ReplaceMapRecord%:(num%,file$,mapdesc$,map_sx%,map_sy%,pnum%,appx&,appy&,aplat&,aplon&,apd&)
EXTERNAL DelMapRecord%:(num%)
EXTERNAL CheckMapRegistration:(calibfile$)
EXTERNAL CalibrateMap%:(file$,amsx&,amsy&,apnum&,apx&,apy&,apla&,aplo&,apd&)
EXTERNAL CalibDatasOK%:(map_sx%,map_sy%,pnum%,appx&,appy&,aplat&,aplon&)
EXTERNAL ReadCurrentPosition%:(alat&,along&,aheight&,atime&,dlg%)
EXTERNAL ReadCurrentDateTime%:(ayear&,amon&,aday&,ahour&,amin&,asec&)
EXTERNAL WaitForSentence$:(aformats&,fnum%,dlg%)
EXTERNAL SunEclPath2Map:
EXTERNAL ConvPixel2Location%:(x%,y%,pnum%,apx&,apy&,apla&,aplo&,alat&,alon&)
EXTERNAL ConvLocation2Pixel%:(lat,lon,map_sx%,map_sy%,pnum%,apx&,apy&,apla&,aplo&,ax&,ay&)
EXTERNAL ShowCurrentPosition:
EXTERNAL ShowCurrentDateTime:
EXTERNAL AddAlarm%:(id&,msg$,snd$)
EXTERNAL AlmNextFreeNo%:
EXTERNAL AlmTotalFreeNo%:
EXTERNAL AlmKillAll:
EXTERNAL DTDublicate&:(id&)
EXTERNAL DTAddSecs:(id&,add&)
EXTERNAL FormatStr_Angle$:(a)
EXTERNAL FormatStr_Temperature$:(t)
EXTERNAL FormatStr_Distance$:(lng,alt%)
EXTERNAL FormatStr_Velocity$:(spd)
EXTERNAL FormatStr_Duration$:(time)
EXTERNAL FormatStr_Time$:(time,offs&,adaydiff&)
EXTERNAL FormatStr_Date$:(date,daydiff&)
EXTERNAL FormatStr_Latitude$:(lat,dflag%)
EXTERNAL FormatStr_Longitude$:(long,dflag%)
EXTERNAL Val_LatLonStr:(_str$,lat%,giprnt%)
EXTERNAL LocationFromDatabase%:(openlast%,acity&,acountry&,alat&,alon&)
EXTERNAL ChooseCityDlg%:(acity&,acountry&,alat&,alon&)
EXTERNAL gTriang:(x%,y1%,y2%,dx%,gmode%)
EXTERNAL gCreateWindow%:(xi%,yi%,w%,h%,title$)
EXTERNAL HomeCity%:(acity&,acountry&)
EXTERNAL CutPointOfTrack%:(p1%,p2%,alat&,alon&,adist&)
EXTERNAL CompressTrack%:(tonum%,num%,alat&,alon&,aheight&,atime&,dlg%)
EXTERNAL DrawTrack:(map_sx%,map_sy%,lati,lata,loni,lona,num%,alat&,alon&,aheight&,atime&,apx&,apy&,thick%)
EXTERNAL AnalyseTrack:(route%)
EXTERNAL GetTime:(time,ahour&,amin&,asec&)
EXTERNAL SetScreen:(num%)
EXTERNAL UserScreen%:
EXTERNAL PaintScreen:(num%)
EXTERNAL ChooseWaypointDlg%:(afile&,aid&,adesc&,alat&,alon&,aalt&,awnum&)
EXTERNAL GetWaypointFile$:(title$,uselast%,createnew%)
EXTERNAL GenerateWaypointIndex%:(file$)
EXTERNAL GetRouteFile$:(title$,uselast%,createnew%)
EXTERNAL NewWaypoint:(la,lo,al)
EXTERNAL EditWaypoint:
EXTERNAL GetWaypoint%:(file$,num%,aname&,adesc&,alat&,alon&,aheight&)
EXTERNAL GetNearestWaypoint$:(db$,clat,clon,adesc&,alat&,alon&,adist&)
EXTERNAL GetNextCountry$:(country$)
EXTERNAL GetPrevCountry$:(country$)
EXTERNAL GetFirstCityOfCountry$:(country$)
EXTERNAL GetNextCityOfCountry$:(city$,country$)
EXTERNAL GetPrevCityOfCountry$:(city$,country$)
EXTERNAL GetFullCountry$:(pre$)
EXTERNAL GetFullCity$:(pre$,country$)
EXTERNAL GetCityInfos%:(city$,country$,alat&,alon&,atd&,acap&)
EXTERNAL GetNearestCity$:(clat,clon,acountry&,alat&,alon&,adist&)
EXTERNAL TestOwnWldDatabase%:
EXTERNAL CreateOwnWldDatabase%:
EXTERNAL Callback_Cities2Database&:(cityName$, country$, lat&, lon&, area$, timediff&, dst&, natcode$, capital$, natpfx$, intpfx$)
EXTERNAL GRMN_SendStr%:(cmd%, parm$)
EXTERNAL GRMN_SendStrExt%:(cmd%,params$)
EXTERNAL GRMN_GetStr%:(acmd&)
EXTERNAL GRMN_SendAndGetStrExt%:(cmd_send%,params$,cmd_read%)
EXTERNAL GRMN_Ack:(cmd%)
EXTERNAL GRMN_Nak:(cmd%)
EXTERNAL GRMN_Abort:
EXTERNAL GetGarminDatatype%:(transnum%,d%)
EXTERNAL GetGarminProductDatas$:(dlg%)
EXTERNAL ReadAlmanacDatas:
EXTERNAL UpdateAlmanac:
EXTERNAL ReadPVTDatas:
EXTERNAL ReadGarminDateAndTime:
EXTERNAL ReadGarminPosition:
EXTERNAL GarminPowerOff:
EXTERNAL Waypoints2Garmin:
EXTERNAL WaypointsFromGarmin:
EXTERNAL Waypoints2Textfile:
EXTERNAL WaypointsFromTextfile:
EXTERNAL EditRoute:
EXTERNAL Routes2Garmin:
EXTERNAL RoutesFromGarmin:  
EXTERNAL Route2Textfile:
EXTERNAL RouteFromTextfile:
EXTERNAL DrawRoute:
EXTERNAL Track2Route:
EXTERNAL TrackFromGarmin:
EXTERNAL FileDialog$:(title$,file$,save%,ext$,ar&)
EXTERNAL DNavCallBackManager%:(item%, procedure$)
EXTERNAL UnitConverter:
EXTERNAL DistanceCalculator: