Changes for page Trigger Howto

Last modified by sndueste on 2023/07/07 11:28

From version 18.1
edited by sndueste
on 2020/01/21 13:04
Change comment: There is no comment for this version
To version 14.1
edited by grunewal
on 2019/12/06 13:59
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.sndueste
1 +XWiki.grunewal
Content
... ... @@ -102,6 +102,8 @@
102 102  
103 103  \\
104 104  
105 +\\
106 +
105 105  = Set a constant frequency to a channel =
106 106  
107 107  =
... ... @@ -151,64 +151,30 @@
151 151  
152 152  \\
153 153  
154 -== General FLASH frequencies: ==
155 -
156 156  \\
157 157  
158 -(% class="relative-table wrapped" style="width: 19.422%;" %)
159 -|(% class="highlight-grey" title="Hintergrundfarbe : Grau" data-highlight-colour="grey" %)(((
160 -(% style="color: rgb(0,0,0);" title="" %)**Name          
161 -**
162 -)))|(% class="highlight-grey" title="Hintergrundfarbe : Grau" data-highlight-colour="grey" %)(((
163 -(% style="color: rgb(0,0,0);" title="" %)**Frequency                
164 -**
165 -)))|(% class="highlight-grey" title="Hintergrundfarbe : Grau" data-highlight-colour="grey" %)(((
166 -(% style="color: rgb(0,0,0);" title="" %)**Divider**
167 -)))
168 -|(((
169 -1.3 GHz
170 -)))|(((
171 -1300.000000 MHz
172 -)))|(((
173 173  \\
174 -)))
175 -|(((
176 -108 MHz
177 -)))|(((
178 -108.333333 MHz
179 -)))|(((
180 -12
181 -)))
182 -|(((
183 -9 MHz
184 -)))|(((
185 -9.02777777 MHz
186 -)))|(((
187 -144
188 -)))
189 -|(((
190 -4.5 MHz
191 -)))|(((
192 -4.513888 MHz
193 -)))|(((
194 -288
195 -)))
196 -|(((
197 -1 MHz
198 -)))|(((
199 -1.003086 MHz
200 -)))|(((
201 -1296
202 -)))
203 203  
204 204  \\
205 205  
206 206  Once a clock is configured with the right frequency one can choose in the "expert panel" of the according channel the "FPGA clock" in the "input source select"  chooser.
207 207  
164 +\\
165 +
166 +\\
167 +
168 +\\
169 +
208 208  One has to set the delay to values less than the repetition rate ... (so for 1 MHz between 0 and 990 µs)  and the trigger width also less than the rep rate ...
209 209  
210 -This results in a continuous train of pulses with the set trigger width.
172 +\\
211 211  
174 +\\
175 +
176 +\\
177 +
178 +This results in a continuous train of pulses with the set trigger width :
179 +
212 212  = Creating an (own) burst trigger =
213 213  
214 214  One can use now a SECOND trigger channel which is set to a regular 10 Hz trigger  and gate the clock output to create a burst with defined start point and length,