Command |
Description |
Bytes |
00 |
This maybe a ARP request to see if my node address is in use. (used at start up) or Reset Command |
|
01 |
This appears to be a normal broadcast data command |
Var |
02 |
New Text ? |
|
03 |
Sent from an NMEA FFD when NMEA data is there. ff 60 02 03 50 47 or 47 50 |
2 |
04 |
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05 |
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06 |
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07 |
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08 |
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09 |
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0A |
Used at start up?? |
2 |
0B |
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|
0C |
This looks like a keep alive message, sent from FFD, 1 byte, ff 60 0C 6f |
1 |
0D |
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0E |
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0F |
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10 |
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20 |
Sector Alarm |
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21 |
Alarm, low alarm off, 60 01 21 ss 41 24 03 00 00 00 |
7 |
22 |
Alarm , hi alarm off , 60 01 22 ss 41 24 04 00 00 32 |
7 |
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68 |
Request for data, reply is 6A, 2 bytes in request, 00 03, ask for version number |
2 |
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6A |
Reply from a 68 request.. (FFD do not respond to this), replay is 4 bytes, 00 03 xx xx |
4 |
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C8 |
FFD send this when powering off |
|
C9 |
Used to set light intensity in FFD and 20/20, two bytes of data, 1st: 0,1,2,4, 2nd byte always 20h, 0 = off, 4 = max |
2 |
CA |
Timer, 2 bytes, From FFD, start 10 = 05 60 CA ss FD, start 5, FE, start zero, FF |
|
CB |
Timer, 2 bytes, From FFD, Frezze, Run, Halt |
2 |
CC |
Timer Run, 2 bytes |
2 |
CD |
Request Damping value 01 60 CD ss 59 |
2 |
CE |
Set/Get damping value 60 01 CE ss 41 21 00 5E (94) |
5 |
CF |
From FFD, Manual Cal request, 01 60 CF ss 41 |
2 |
D0 |
From FFD , send reaching correct, 05 60 D0 ss 59 04, respond is a D4 |
3 |
D1 |
Ask for cal 2? |
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D2 |
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D3 |
Cal 1, 60 01 D3 ss 41 91 02 71, => 6.25, 41 = boatspeed, Depth sends 60 01 D3 ss 41 06 00 f8 60 60 (respond to auto cal) |
5 or 7 |
D4 |
Cal 2, respond to a D0, 60 05 D4 ss 59 54 04 00 00 00 |
7 |
D5 |
Cal 3 |
|
D6 |
Cal 4 |
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D7 |
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D8 |
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D9 |
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DA |
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DB |
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DC |
Timer Freeze from FFD, 2 bytes 01 60 DC ss CF, respon from 01 is FD, 60 01 FD ss 35 |
2 |
DD |
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DE |
Alarm low off, 01 60 DE ss 41 |
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DF |
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E0 |
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E1 |
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E2 |
Alarm low on, 01 60 E2 ss 41 (boat speed) |
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E3 |
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E4 |
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E5 |
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1 |
E6 |
Alarm off, ff 60 E6 ss |
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E7 |
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E8 |
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E9 |
Set/Get Cal value, 60 01 E9 ss 41 91 00 64 64=1.00 |
5 |
EA |
Start a cal run, Boat speed, 01 60 EA ss 41, ack with an FD from FFD |
2 |
EB |
Stop a cal run, Boat speed, 01 60 EB ss 41, ack with an FD from FFD |
2 |
EC |
End Cal run, 01 60 EC ss 41 D3, Depth sends 60 01 D3 ss 41 06 00 f8 60 60 |
3 |
ED |
Cal FD 60 ED 26 |
|
EE |
From FFD, request Cal value 41, 01 60 EE ss 41, 41 = boatspeed |
|
EF |
From FFD, ask what meter is connected. FD 60 EF ss 01, what on meter 01 |
2 |
F0 |
From FFD/Processor , to chang meters display, FD 60 F0 ss 01 03, set meter 01 to Mag Wind 03 |
3 |
F1 |
From FFD, Max Value, , 1st byte = seq, 2nd = 00 = Boat Speed, 01 = Wind Speed, FD 60 F1 01 00 or FD 60 03 01 |
2 |
F2 |
Set/Get max value, FD 60 F2 07 00 51 00 78, new max wind is 120 or 12.5 |
5 |
F3 |
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F4 |
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F5 |
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F6 |
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F7 |
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F8 |
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F9 |
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FA |
ack for FC?? |
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FB |
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FC |
Used on start up to assign channels, ie: this node will send this data |
Var |
FD |
ack for FC from FFD, 1 byte look like sequence # to ACK |
1 |
FE |
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FF |
FFD send on start up,waiting to see if some one is on the net, 0 bytes |
0 |