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RACELOGIC Support Centre

09 - MFD CAN Output

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The MFD has a CAN output which is present on the two upper 5-way connectors.

Data format: Motorola; Baud rate: 500 kbit/s.

Standard Channels

ID* Data Bytes
1 2 3 4 5 6 7 8
0x500 (1/2) Units (3) Trigger_Speed (4) Trigger_Distance Unused
0x501 (5) Time_from_Trigger (6) Peak_Decel (7) Average_Decel
0x502 Unused (8) MFDD (9) Corrected_Dist Unused
0x503 Unused (10) Start_Speed (11) Test_Time Unused
0x504 Unused (12) End_Speed (13) Distance_Travelled Unused
0x505 Unused (14) Start_Speed (15) Test_Time Unused
0x506 Unused (16) End_Speed (17) Distance_Travelled Unused
0x507 Unused (18) Target_Distance (19) Velocity_atTarget_Dis Unused
0x508 Unused (20) Time_To_Complete_Test Unused

 

*Default Identifiers. The identifier values can be changed using the configuration software.
 

  1. Distance units indication, single bit, 0 = Feet; 1 = Meters.
  2. Velocity units indication, single bit, 0 = MPH; 1 = KPH.
  3. Velocity when brake trigger activated, 0.01 km/h/ mph per bit.
  4. Distance travelled from activation of brake trigger, 0.01 m/ft per bit.
  5. Time from brake trigger being activated until rest, 0.01 seconds per bit.
  6. Maximum deceleration achieved during brake test, 0.001 g per per bit.
  7. Average deceleration, sum of the deceleration value at every sample divided by the number of samples, 0.001 g per bit.
  8. MFDD, 0.01 per bit.
  9. Corrected distance from brake trigger to rest - distance from start speed to nearest 10 km/h/ mph, 0.01 m/ft per bit.
  10. Start speed for accel test, 1 km/h/ mph per bit.
  11. Time taken to go from start speed to end speed for accel tests, 0.01 seconds per bit.
  12. End speed for accel test, 1 km/h/ mph per bit.
  13. Distance travelled during accel test, 0.01 m/ft per bit.
  14. Start speed for decel test, 1 km/h/ mph per bit.
  15. Time taken to go from start speed to end speed for decel tests, 0.01 seconds per bit.
  16. End speed for decel test, 1 km/h/ mph per bit.
  17. Distance travelled during decel test, 0.01 m/ft per bit.
  18. Target distance for test, 1 m/ft per bit.
  19. Velocity travelling upon reaching target distance, 0.1 km/h/ mph per bit.
  20. Time taken to reach target distance and complete test, 0.1 seconds per bit.

Pre-set Test Channels

Presented if a pre-set test is on the screen.

All of the data below is sent twice at the end of a test.

Start Conditions

ID = 0x508 + Test Number (1 – 8)

i.e.

  • Test 1 ID: 0x509
  • Test 2 ID: 0x50A
  • Test 3 ID: 0x50B
  • Test 4 ID: 0x50C
  • Test 5 ID: 0x50D
  • Test 6 ID: 0x50E
  • Test 7 ID: 0x50F
  • Test 8 ID: 0x510
     
ID* Data Bytes
1 2 3 4 5 6 7 8
0x508 + test no. (1) Units (2) Start_Speed (3) Test_Time (4) Trigger

 

*Default Identifiers. The identifier values can be changed using the configuration software.
 

  1. Velocity units indication, single bit, 0 = MPH; 1 = KPH.
  2. Start speed for test, 0.1 km/h/ mph per bit.
  3. Time taken to go from start speed to end speed, 0.01 seconds per bit.
  4. Whether or not a trigger is active.

End Conditions

ID = 0x510 + Test Number (1 – 8)

i.e.

  • Test 1 ID: 0x511
  • Test 2 ID: 0x512
  • Test 3 ID: 0x513
  • Test 4 ID: 0x514
  • Test 5 ID: 0x515
  • Test 6 ID: 0x516
  • Test 7 ID: 0x517
  • Test 8 ID: 0x518

All of the data below is sent twice at the end of a test.
 

ID* Data Bytes
1 2 3 4 5 6 7 8
0x510 + test no. (1) Units (2) End_Speed (3) Distance Unused

 

*Default Identifiers. The identifier values can be changed using the configuration software.
 

  1. Velocity units indication, single bit, 0 = MPH; 1 = KPH.
  2. End speed for test, 0.1 km/h/ mph per bit.
  3. Distance travelled during test, 0.01 m/ft per bit.
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