Mikrotron MC132x Spezifikationen Seite 27

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Configuration MC132x Users Manual Rev. 0.22
6.17.2.1 Address of trigger line
The register rC
h
determines the vertical position of the trigger line in the image.
command: :rC
h
<x
2
x
1
x
0
>
<x
2
x
1
x
0
> ... range 00h ...3ffh
Response: none
Example: :rc100
100h = 256
L
In pixelbinning mode the value of rC is internally
doubled. The value must not be higher than
1ffh/511.
6.17.2.2 Leftmost pixel of the trigger line
The value of register r8 / 10 is the number of the leftmost pixel in the trigger line.
Command: :r8<x
2
x
1
x
0
>
<x
2
x
1
x
0
> ... range 000h ...07fh
Response: none
Calculation of r8:
Value of r8 = pixel number / 10
6.17.2.3 Rightmost pixel of the trigger line
The end of the trigger line is determined by the value of register r9.
Command: :r9<x
2
x
1
x
0
>
<x
2
x
1
x
0
> ... range 000h ...7fh
Response: none
Calculation of r9:
Value of r9 = pixel number / 10
6.17.2.4 Threshold level, mark trigger line
The threshold level is set by register rA
h
. The pixel values along the trigger line are compared with this
value.
Command: :rA
h
<x
2
x
1
x
0
>
<x
1
x
0
> ... range 0 ..ffh
<x
2
> = 0: pixel gray level > threshold level,
trigger line not visible
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