... | ... | @@ -25,18 +25,19 @@ mcaoff() |
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## To turn ON/OFF the IOC (software):
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**Note: Always turn power ON the vortex before starting the IOC.**
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The IOC can only be run from **Sneezy** (which is physically connected to the vortex via USB).
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**Note: Always turn power ON the vortex before starting the IOC.**<br>
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The IOC can only be run from **Sneezy** (which is physically connected to the vortex via USB).<br>
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To log into Sneezy, open a terminal:
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type: sneezy
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type password: IEX*data!
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type: _sneezy_<br>
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type password: _IEX*data!_
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It is a good habit to move this terminal to workspace 4 and rename it VORTEX so it can be easily located: Terminal / Set title...
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It is a good habit to move this terminal to workspace 4 and rename it VORTEX so it can be easily located in the Terminal menu: Terminal / Set title...
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<br>
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![image](uploads/4cfe370118e57e4cb21f267f5fcdd988/image.png)
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<br>
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<br>
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- To turn IOC ON:
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... | ... | @@ -53,7 +54,7 @@ Type CTRL+C in the terminal where the VORTEX terminal; or, open a new terminal, |
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```
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[sneezy] vortex_stop
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```
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Vortex screen goes all white
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Vortex screen goes all white when the IOC is OFF.
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- To check IOC status:
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... | ... | @@ -61,26 +62,33 @@ Vortex screen goes all white |
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[sneezy] vortex_status
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```
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## To start taking data:
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To visualize the vortex spectrum, use the Vortex ROIs tab on the bottom right of the RSXS screen:
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## Setting up the vortex parameters:
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Once the IOC is ON, set the parameters as follow:
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<br>
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![image](uploads/92dda36827cbc5fb8667302d8c8f95f7/image.png)
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2. set the Preamp gain to 2.7 and then back to 2.5.
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2. press ![image](uploads/63aee19d1a96b28be8659638e7e8a838/image.png)
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3. if there is no count or a very large DeadTime, change the Threshold to 1 and then back to 0.95; you may need to toggle the Preamp gain to 2.7 then back to 2.5 a few times, until you see counts when pressing ![image](uploads/4a2c9b1262a647258b61d4275d150336/image.png)
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4. within the first few hour, the count sometimes drops to zero again: repeat step 2 and 3; once it stabilizes it seems to only rarely have issues afterward
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<br>
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You can visualize the vortex spectrum in the Vortex ROIs tab on the bottom right of the RSXS screen:
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<br>
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![image](uploads/5aeca4312e07be4df9a14cc3f01ce5eb/image.png)
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To run in continuous mode, switch the drop down menu from ![image](uploads/82df6a63db833cf440b4a5d256800138/image.png) to a time that matches the vortex acquisition time (typically 1 or 2s).
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##
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1. In jupyter:
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```python
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scanmca() # add vortex as a detector in the scan
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```
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2. set the Preamp gain to 2.7 and then back to 2.5.
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2. press ![image](uploads/63aee19d1a96b28be8659638e7e8a838/image.png)
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3. if there is no count or a very large DeadTime, change the Threshold to 1 and then back to 0.95; you may need to toggle the Preamp gain to 2.7 then back to 2.5 a few times, until you see counts when pressing ![image](uploads/4a2c9b1262a647258b61d4275d150336/image.png)
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4. within the first few hour, the count sometimes drops to zero again: repeat step 2 and 3; once it stabilizes it seems to only rarely have issues afterward
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To run in continuous mode, switch the drop down menu from ![image](uploads/82df6a63db833cf440b4a5d256800138/image.png) to a time that matches the vortex acquisition time (typically 1 or 2s)
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=> scanmca(scan=False) to remove vortex PVs from the scan
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\ No newline at end of file |