16 | Lap Trigger
106/136 Vehicle_Control_Unit_VCU_Manual Bosch Motorsport
– Global start condition fulfilled: recording starts
– Reception of valid lap trigger: recording of lap completed, new lap starts
– Power OFF or Global start condition not fulfilled: recording of lap completed, system
shutdown
The system is counting:
Outing:
– The outing counter is incremented with each power cycle when at least one valid lap
(not by forced lap trigger) was recorded
Lap:
– Leaving the pits to lap trigger
– Lap trigger to lap trigger
– Enforced lap trigger (see Distance based forced trigger [}108])
Fragment:
– Test bench operation
– Power cycle on track or box (e.g. engine stalled)
– File fragmentation size [MB], time [sec]
Channels for display
To display counters use the following channels:
Channel Function
Laptrigger_outcnt_dls Outing counter
Laptrigger_lapctr_dls Lap counter
Fractr Fragment counter
Counting in WinDarab
To automatically name recorded files use filename templates in WinDarab dialog:
Filename template Function
[outing] Value of outing counter
[lap] Value of lap counter
[fragment] Value of fragment counter
[###03] indicates: ‘always use 3 digits with leading zeros’.
16.3 Lap timing
There are different possibilities to adjust the lap trigger to the timing situation.
The detection time defines the minimum time the input signal changes its state. E.g. a low
active signal needs to be below the threshold for min. 15 ms to release the trigger.
Channels for display
To display lap times use the following channels:
Channel Function
Laptrigger_lapctr_dls Number of completed laps