Furuno VR-7000 Installation Manual page 92

APPENDIX 4 DIGITAL INTERFACE
RMC - Recommended minimum specific GPS/TRANSMIT data
$--RMC,hhmmss.ss,A,llll.ll,a,yyyyy.yy,a,x.x,x.x,ddmmyy,x.x,a,a,a*hh<CR><LF>
1
1. UTC of position fix (000000 to 235959)
2. Status (A=Data valid, V=Navigation receiver warning)
3. Latitude (0.0000 to 9000.0000)
4. N/S
5. Longitude (0.0000 to 18000.0000)
6. E/W
7. Speed over ground, knots (0.0 to 9999.9)
8. Course over ground, degrees true (0.0 to 359.0)
9. Date (010100 to 311299)
10. Magnetic variation, degrees E/W (0.0 - 180.0/NULL)
11. E/W
12. Mode indicator (A= Autonomous D= Differential mode E=Estimated (dead reckoning) mode)
M=Manual input mode S= Simulator N=Data not valid)
13. Navigational status indication
ROR - Rudder order status
$--ROR, x.x, A, x.x, A, a*hh<CR><LF>
1 2 3 4 5
1. Starboard (or single) rudder order (-90 to 90.0)
2. Status (A=Valid V=Invalid)
3. Port rudder order (-90.0 to 90.0)
4. Status (A=Valid V=Invalid)
5. Command source location (B=Bridge P=Port wing S=Starboard wing
C=Engine control room E=Engine side/local W=Wing)
ROT - Rate of turn
$--ROT,x.x,A*hh<CR><LF>
1 2
1. Rate of turn, deg/min, "-"=bow turns to port (-9999.9 to 9999.9)
2. Status: A=Data valid, V=Data invalid
RPM - Revolutions
$ --RPM, a, x, x.x, x.x, A*hh<CR><LF>
1 2 3 4 5
1. Source (S=Shaft E=Engine)
2. Engine or shaft number (00 to 99)
3. Speed, revolutions/min (-9999.99 to 9999.99)
4. Propeller pitch (-100.0 to 100.0)
5. Status (A=Data invalid V=Data valid)
RSA - Rudder sensor angle
$--RSA,x.x,A,x.x,A*hhCR>&ltLF>
1 2
1. Starboard (or single) rudder sensor status
Status A = vaild,
V = data invalid
2. Port rudder sensor
Status A = vaild,
V = data invalid
AP-22
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