AT-140GE
- 22 -
Pulse Generator 0
100 Line
500 Line
1000 Line
output
Pulse Generator 0
100 Line
500 Line
1000 Line
output
7.5.2 Internal Trigger Generator
Create a trigger signal and trigger the camera
Fig.19 Pulse Generator 0 timing Example 2
Address
Register
Value
0xA040
Trigger Mode
1 = EPS
①
0xB000
Clock Choice
1 = Pixel Clock
0xB004
Counter Dividing Value
1829= 1/1830 dev(Line Rate)
0xB008
Length Counter 0
1000 Clocks
0xB00C
Start point Counter 0
100 Clocks
0xB010
Repeat Count 0
0 = Free Run
0xB014
End point Counter 0
500 Clocks
0xB018
Counter Clear 0
0 = No Clear
②
0xB060
CAMERA TRIGGER Selector
11 = pulse generator 0
LUT
( Cross Point Switch )
Pulse Generator 1
(20 bit Counter )
Pulse Generator 0
(20 bit Counter )
12 bit
Counter
TRIGGER 1
TRIGGER 2
TTL OUT 2
OPT OUT 1
OPT OUT 2
Time Stamp Reset
Sequence Reset
LVAL IN
DVAL IN
FVAL IN
EEN IN
OPT IN 1
OPT IN 2
LVDS IN 1
Soft Trigger 0
Soft Trigger 1
Soft Trigger 2
Soft Trigger 3
Pulse trigger IN
Pulse OUT
Pulse Generator 0
Pulse Generator 1
Digital I/O(GPIO) setting
Digital I/O(GPIO) setting
Setting for
Line Source
Setting for
Line Selector
Pixel Clock
Counter Clock Source
1
Counter Divide by value
Bypass
0
1 - 4095
Pulse Generator Setting 0
Start Point Counter 0
Length counter 0
Repeat Count 0
End point counter 0
Counter 0 clear
Pulse Generator Setting 3
Pulse Generator 1
Pulse Generator 0
TTL IN 1
①
②
⇒
⇒
⇒
⇒
⇒
1000clk
100clk
0
500clk
0 Free run
TTL OUT 1