JAI CM-030GE, Руководство пользователя

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CM-030GE/CM-030GE-RA / CB-030GE/CB-030GE-RA
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6.5.2 GPIO in combination with Pulse Width trigger mode
Example: 10µs unit pulse width exposure control (PWC).
Pixel clock is 40MHz. 400 clocks (500-100) equals 10µs.
Feature Value
c)Acquisition and
Trigger controls
Trigger
selector Trigger Mode ON
JAI Acquisition and
Trigger Control JAI Exposure
Mode Pulse width control
Pulse Generators Pulse
Generator
selector Pulse Generator 0 Selector Line 5 =OPT IN 1
Clock Choice 1 = Pixel Clock
(40MHz)
Counter Dividing Value 0 = Pass through
Length Counter 0 1000 Clocks
Start point Counter 0 100 Clocks
Repeat Count 0 1
End point Counter 0 500 Clocks
Counter Clear 0 Rising Edge
Trigger source pulse generator 0
LUT
（
Cross point switch)
12bit
Counte
Pulse Generator 2
(20bit Counter)
Pulse Generator 1
(20bit Counter)
Pulse Generator 0
(20bit Counter)
LUT
（
12bit
Pulse Generator 3
(20bit Counter)
LVAL IN
DVAL IN
FVAL IN
EEN IN
OPT IN 1
OPT IN 2
Soft Trigger 0
Soft Trigger 1
Soft Trigger 2
Soft Trigger 3
( Cross Point Switch )
Trigger 0
Trigger 1
OPT OUT 1
OPT OUT 2
Time Stamp Reset
Counter
25 MHz
Pixel Clock
Fig.13. Pulse Generator Timing Example 1