| ID | Date | Author | Subject | Text |  | 
| 603 | Thu Apr 13 17:02:01 2017 | Stefan Ritt | Stand-alone Time Calibration for PSI Board | Than you can try to isolate the code. Note that different SCAs might work differently.
 Like the DRS4 has a channel-to-channel jitter
 |  | 
| 602 | Thu Apr 13 16:54:32 2017 | Christian Farina | Stand-alone Time Calibration for PSI Board | Hi Stefan, 
 Thank you for your reply. I have
 read the paper already. I looked through
 |  | 
| 601 | Thu Apr 13 16:50:18 2017 | Stefan Ritt | Stand-alone Time Calibration for PSI Board | Hard to say. Timing calibration is quite delicate. If you start from scratch, better
 read this paper: https://arxiv.org/abs/1405.4975
 |  | 
| 600 | Thu Apr 13 16:42:21 2017 | Christian Farina | Stand-alone Time Calibration for PSI Board | Hello everybody, 
 I was trying to create a stand-alone
 program that would perform a time calibration
 |  | 
| 599 | Tue Apr 11 09:41:44 2017 | Stefan Ritt | drs4 registers behaviour | What I do is the following: Have the RESET input unconnected. When you power up, this
 makes an internal reset during the power
 |  | 
| 598 | Tue Apr 11 09:07:33 2017 | Giovanni Bruni | drs4 registers behaviour | Thank you Stefan for replying! I have still the RESET issue in mind:
 how would you suggest to reset properly the
 |  | 
| 597 | Mon Apr 10 14:05:17 2017 | Stefan Ritt | drs4 registers behaviour | 1. WRITE SHIFT register and CONFIG registers are initialized to "1" on power
 up, but if you want to change that, use A0-A3
 |  | 
| 596 | Mon Apr 10 13:41:41 2017 | Giovanni Bruni | drs4 registers behaviour | Hej Stefan! Thank you for your answer! 
 Just to be sure to have understood
 properly:
 |  | 
| 595 | Mon Apr 10 10:50:57 2017 | Stefan Ritt | drs4 registers behaviour | Using the RESET line to reset registers is not a good idea since it can have some
 bad side-effects. The READ SHIFT register
 |  | 
| 594 | Mon Apr 10 10:48:03 2017 | Stefan Ritt | DRS4 eval board v4 coincidence firmware changes for triger for short pulses | You have to download the package for your board, which then includes also the correct
 firmware for your board. If you have a V4
 |  | 
| 593 | Mon Apr 10 08:50:11 2017 | Giovanni Bruni | drs4 registers behaviour | Hej everyone! I have some questions regarding what
 happens to some DRS registers in some scenarios:
 |  | 
| 592 | Wed Apr  5 12:40:16 2017 | Martin Petriska | DRS4 eval board v4 coincidence firmware changes for triger for short pulses | I would like to implement fpga firmware changes for DRS4 eval board v4 to put there
 posibility for standard coincidence (for
 |  | 
| 591 | Wed Apr  5 12:28:28 2017 | Stefan Ritt | drscl doesn't find eval board but drsosc does (Windows 7) | Two people report now this problem, while this works fine at our lab. So I'm puzzled
 right now.
 |    | 
| 590 | Tue Mar 28 21:53:12 2017 | Jim Freeman | drscl doesn't find eval board but drsosc does (Windows 7) | I cannot find the EVAL board using drscl version 5.06 while the drsosc works fine.
 I tried 2 different eval boards and 2 different
 |  | 
| 589 | Fri Feb 24 18:35:38 2017 | Stefan Ritt | Passing parameters to drscl | This is indeed currently not implemented. But there is a simple C program drs_exam.cpp,
 which connects to a board and safes some
 |  | 
| 588 | Fri Feb 24 17:34:28 2017 | Tarik Zengin | Passing parameters to drscl | Hi everyone, 
 I wonder if there is a way to pass
 parameters to drscl. What I specifically
 |  | 
| 587 | Tue Jan 31 08:40:04 2017 | Stefan Ritt | LLD and ULD discriminations, | Not inside the board. Each channel has a single discriminator. You can select to
 trigger on a rising or falling edge, but
 |  | 
| 586 | Tue Jan 31 01:37:35 2017 | VO HONG HAI | LLD and ULD discriminations, | Dear Stefan, Is there any way to develop
 LLD and ULD discrimination in DSR-4 evaluation
 board?
 Best regards,
 V.H.Hai
 |  | 
| 585 | Mon Jan 30 16:37:33 2017 | Stefan Ritt | AND trigger problems | In the evaluation board we use an ADCMP601 comparator, which has a setup and hold time
 of 4.6 ns. So a pulse which exceeds the threshold
 |  | 
| 584 | Sat Jan 28 14:11:58 2017 | Danny Petschke | AND trigger problems | Dear Stefan, 
 I have 2 identical pulses as a
 splittet signal with an amplitude of 300mV.
 |  |