APÉNDICE 4 INTERFAZ DIGITAL
VDM - Mensaje de enlace de datos UAIS VHF
!--VDM,x,x,x,x,s--s,x*hh<CR><LF>
1 2 3 4 5 6
1. Total number of sentences needed to transfer the message (1 to 9)
2. Sentence number (1 to 9)
3. Sequential message identifier (0 to 9, null)
4. AIS channel (A or B)
5. Encapsulated ITU-R M.1371 radio message (1 to 63 bytes)
6. Number of fill-bits (0 to 5)
VDO - Informe del enlace de datos VHF del barco propio UAIS
!--VDO,x,x,x,x,s--s,x*hh<CR><LF>
1 2 3 4 5 6
1. Total number of sentences needed to transfer the message (1 to 9)
2. Sentence number (1 to 9)
3. Sequential message identifier (0 to 9, null)
4. AIS channel Number (A or B)
5. Encapsulated ITU-R M.1371 radio message (1 to 63 bytes)
6. Number of fill-bits (0 to 5)
VDR - Ajuste y deriva
$--VDR,x.x,T,x.x,M,x.x,N*hh <CR><LF>
1 2 3 4 5 6
1. Direction, degrees (0.0 to 360.0)
2. T=True (fixed)
3. Direction, degrees (0.0 to 360.0)
4. M=Magnetic (fixed)
5. Current speed (0 to 99.99)
6. N=Knots (fixed)
VHW - Velocidad y rumbo respecto al agua
$--VHW,x.x,T,x.x,M,x.x,N,x.x,K*hh <CR><LF>
1
2
1. Heading, degrees true
2. Heading, degrees magnetic
3. Speed, knots
4. Speed, km/h
VLW - Distancia dual respecto al fondo/agua
$--VLW,x.x,N,x.x,N,x.x,N,x.x,N*hh<CR><LF>
1 2 3 4 5 6 7 8
1. Total cumulative water distance (0.0 to 999999.999)
2. N=Nautical miles
3. Water distance since reset (0.000 to 999999.999)
4. N=Nautical miles
5. Total cumulative ground distance (no use)
6. N=Nautical miles (no use)
7. Ground distance since reset (no use)
8. N=Nautical miles (no use)
AP-26
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