UM_EL
II
XA+_NBASE-T_M
ONO
REV.B
03/2018
P
A G E
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41
7.6.2
Counters & Timers
All the input Signals (Event/Trigger, Reset and Lock) of both Timers and Counters are given in the table below :
Counter Description
The Counter counts the Event Source Edges.
The counter Duration is set and when the counted value reaches the
duration, the Output of the counter rises to 1. If the reset input of the
counter is not set (Off), the counter resets immediately : The end count
value is set in the “Value at Reset”, the output is reset and Counter restarts
counting on the same event.
The Reset input can be set on an external source and also can maintain the
reset of the counter (on level)
As soon as the Reset input is set but not active, the counter counts. If it
5 : 32
6 : 64
7 : 128
0x4E058334
RescalerEnable
4
RW
Enables the Rescaler :
0 : Disabled
1 : Enabled
Frame Trigger Delay Control
0x4E058318
FrameTriggerDelaySource
4
RW
Number of Last Triggers to Average :
0 : Time Base (µs)
1 : Time Base (ms)
2 : LT1 Rising Edge
3 : LT1 Falling Edge
4 : RO Rising Edge
5 : RO Falling Edge
0x4E05831C
FrameTriggerDelay
4
RW
Signal
Value
Counter Sources
Timer Sources
Event
Reset
Lock
Trigger
Reset
Lock
Off
0
-
√
√
-
√
√
Line Trigger 1
1
√
√
√
√
√
√
Line Trigger 2
2
√
√
√
√
√
√
Frame Trigger
3
√
√
√
√
√
√
FLO
(Exposure Active)
4
√
-
√
-
-
√
Counter 1 End
5
√
√
√
√
√
√
Counter 2 End
6
√
√
√
√
√
√
Timer 1 End
7
√
√
√
√
√
√
Timer 2 End
8
√
√
√
√
√
√
L3
9
√
√
√
√
√
√
L4
10
√
√
√
√
√
√
L5
11
√
√
√
√
√
√
L6
12
√
√
√
√
√
√
Frame Valid
13
√
√
√
√
√
√
Acquisition Active
14
-
√
√
-
√
√
Software
15
-
√
√
-
√
√
Rotary Enc. Output
16
√
-
√
√
-
√
Counter
Event
Source
Reset Source
CO
Lock Source