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Opened 10 years ago

Closed 9 years ago

#235 closed defect (fixed)

Software triggering is slow

Reported by: Suren A. Chilingaryan Owned by:
Priority: major Milestone:
Component: UFO Camera Version:
Keywords: Cc: Suren A. Chilingaryan, mirone, Uros Stevanovic, Matthias Vogelgesang

Description

After triggering the frame by setting control register to 0x80000209 and back to 0x80000001, the camera stays for quite long time in busy mode status2&0x40000000 is set. Even if I set exposure to 100us, it takes about 100ms before busy flag is cleared.

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Change History (2)

comment:1 Changed 10 years ago by Suren A. Chilingaryan

It seams the problem is actually access to the registers during the data streaming. The read of status2 (and actually other statuses as well) returns 0xffffffff when I try to check if camera is busy before triggering. Other times, there are other statuses as well.

If I try to wait until busy is cleared, I get following readouts from status2

ffffffff
c01b0004
c01b0001
c01b0001
c01b0004
c01b0001
c7fd4004
c7fd4001
c7f50009
c01d0001
c01d0001
c4ff0001
c01b0005
c7fd4005
c7fd4001
c00f2009
c01d0001
c7fd4005
c01d0001
c26b0001
c01d0004
c7fd4001
c7fd4001
c55b0004
c01d0010
c01d0004
c01b0001
c01b0001
c01b0005
c7fd4009

If I just skip trigger if the camera is not ready, I always get ffffffff. If I print more status registers, I got following:

 ffffffff
3: ffffffff
1: ffffffff
c01d0005
3: 181
1: 9499ffff
ffffffff
3: ffffffff
1: ffffffff
c7f50004
3: 7f01
1: 9099ffff
ffffffff
3: ffffffff
1: ffffffff
c6ff0001
3: 7601
1: 9499ffff
ffffffff
3: ffffffff
1: 3001
c7f74005
3: 5801
1: 9099ffff
ffffffff
3: ffffffff
1: 3001
ffffffff
3: ffffffff
1: ffffffff
c0ff0001
3: f81
1: 9499ffff
ffffffff
3: ffffffff
1: ffffffff
c01b0001
3: 7701
1: 9099ffff
ffffffff
3: ffffffff
1: ffffffff
c7f54001
3: 6d01
1: 9099ffff
ffffffff
3: ffffffff
1: 3001
c7f50001
3: 5a81
1: 9099ffff
ffffffff
3: ffffffff
1: 3001
c3ff0001
3: 7881
1: 9099ffff
ffffffff
3: ffffffff
1: 3001
ffffffff
3: ffffffff
1: ffffffff
c7f50001
3: 4001
1: 9099ffff
ffffffff
3: ffffffff
1: ffffffff
c7f54001
3: 4581
1: 9499ffff
ffffffff
3: ffffffff
1: 3001
c7f50005
3: 7481
1: 9099ffff
ffffffff
3: ffffffff
1: 3001
c7fd400d
3: 1
1: 9099ffff
ffffffff
3: ffffffff
1: 3001
ffffffff
3: ffffffff
1: ffffffff
c01b0001
3: 5c81
1: 9099ffff
ffffffff
3: ffffffff
1: ffffffff
c7fd4001
3: 4781
1: 9099ffff
ffffffff
3: ffffffff
1: 3001
c7fd4001
3: 4c01
1: 9099ffff
ffffffff
3: ffffffff
1: 3001
^Cc7fd4004
3: 6601
1: 9099ffff
ffffffff
3: ffffffff
1: 3001

comment:2 Changed 9 years ago by Suren A. Chilingaryan

Resolution: fixed
Status: newclosed

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