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Diffstat (limited to 'docs/desy20.txt')
| -rw-r--r-- | docs/desy20.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/docs/desy20.txt b/docs/desy20.txt new file mode 100644 index 0000000..2b4dafa --- /dev/null +++ b/docs/desy20.txt @@ -0,0 +1,23 @@ +Camera: 3840x5120 +====== + - 5120 = 16 channels of 320 pixels each. + * In fact two lines returned simultaneously (in each payload). So, there is 8 channels per line and 640 payloads are transferred to complete 2 lines. + * Actually, 641. There is always 1 extra payload which is just skipped in libufodecode (starting with C0) + * Actually, 1 (last) payload is missing for the first two rows. So, total number of payloads is (3840/2) * (640 + 1) - 32 + + +Triggering +========== + There is 2 bits of control register responsible for external triggering + bit 16 (from 1): enables external triggering (should be 1) + bit 15 (from 1): sets edge type of triggering (should be 1) + + - Start external triggering + pci -w control 0x8000C201 + - Stop external triggering + pci -w control 0x80008201 + + +Repeating line bug +================== + - Happening with manual triggering, but do not happen in external trigger mode |