Changes for page Trigger Howto
Last modified by sndueste on 2023/07/07 11:28
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... ... @@ -102,8 +102,6 @@ 102 102 103 103 \\ 104 104 105 -\\ 106 - 107 107 = Set a constant frequency to a channel = 108 108 109 109 = ... ... @@ -153,30 +153,62 @@ 153 153 154 154 \\ 155 155 154 +== General FLASH frequencies: == 155 + 156 156 \\ 157 157 158 +(% class="relative-table" style="width: 17.2254%;" %) 159 +|((( 160 +(% style="color: rgb(0,0,255);" %)Name 161 +)))|((( 162 +(% style="color: rgb(0,0,255);" %)Frequency 163 +)))|((( 164 +(% style="color: rgb(0,0,255);" %)Divider 165 +))) 166 +|((( 167 +1.3 GHz 168 +)))|((( 169 +1300.000000 MHz 170 +)))|((( 158 158 \\ 172 +))) 173 +|((( 174 +108 MHz 175 +)))|((( 176 +108.333333 MHz 177 +)))|((( 178 +12 179 +))) 180 +|((( 181 +9 MHz 182 +)))|((( 183 +9.02777777 MHz 184 +)))|((( 185 +144 186 +))) 187 +|((( 188 +4.5 MHz 189 +)))|((( 190 +4.513888 MHz 191 +)))|((( 192 +288 193 +))) 194 +|((( 195 +1 MHz 196 +)))|((( 197 +1.003086 MHz 198 +)))|((( 199 +1296 200 +))) 159 159 160 160 \\ 161 161 162 162 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. 163 163 164 -\\ 165 - 166 -\\ 167 - 168 -\\ 169 - 170 170 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 ... 171 171 172 - \\208 +This results in a continuous train of pulses with the set trigger width. 173 173 174 -\\ 175 - 176 -\\ 177 - 178 -This results in a continuous train of pulses with the set trigger width : 179 - 180 180 = Creating an (own) burst trigger = 181 181 182 182 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,