CDC run 1280 bad events
From GlueXWiki
sample: 45 original: 57 upsampled: 57 54 50 48 46 sample: 46 original: 44 upsampled: 45 44 45 46 49 sample: 47 original: 51 upsampled: 51 55 59 63 67 sample: 48 original: 71 upsampled: 72 76 81 86 92 sample: 49 original: 94 upsampled: 98 103 107 110 110 sample: 50 original: 117 upsampled: 108 107 113 130 162 sample: 51 original: 174 upsampled: 207 260 311 346 353 sample: 52 original: 375 upsampled: 331 287 241 220 245 sample: 53 original: 257 upsampled: 334 485 680 889 1075 sample: 54 original: 1287 upsampled: 1212 1289 1316 1316 1323 sample: 55 original: 1294 upsampled: 1365 1458 1602 1780 1962 sample: 56 original: 2196 upsampled: 2126 2254 2342 2399 2436 sample: 57 original: 2423 upsampled: 2469 2502 2534 2552 2542
C++ leading edge algo output: Searching for ADC value >= 300 ADC[41] 108 ADC[42] 98 ADC[43] 89 ADC[44] 77 ADC[45] 57 ADC[46] 44 ADC[47] 51 ADC[48] 71 ADC[49] 94 ADC[50] 117 ADC[51] 174 ADC[52] 375 adc_subset[0] 89 adc_subset[1] 77 adc_subset[2] 57 ... adc_subset[9] 375 adc_subset[10] 257 adc_subset[11] 1287 ... up to adc_subset[14] 2423 thresholds: hi 231 lo 111 threshold 231 met or exceeded by sample 9 value 375 adc[8] 174 adc[7] 117 adc[6] 94 threshold 111 met or preceded by sample 6 value 94 itime1 60 x 0.1 samples upsampled 0 91 upsampled 1 97 upsampled 2 102 upsampled 3 107 upsampled 4 110 upsampled 5 109 upsampled 6 107 upsampled 7 107 threshold 111 met or preceded by upsampled point 7 value 107 itime2 14 x 0.1 samples denom -107 limit 8
VHDL simulation output: at 308 ns(1): Note: upsampled: iubuf(0) 91 (/findtime_tb/uut/). at 460 ns(1): Note: upsampled: iubuf(1) 97 (/findtime_tb/uut/). at 612 ns(1): Note: upsampled: iubuf(2) 102 (/findtime_tb/uut/). at 748 ns(1): Note: upsampled: iubuf(3) 107 (/findtime_tb/uut/). at 884 ns(1): Note: upsampled: iubuf(4) 110 (/findtime_tb/uut/). at 1036 ns(1): Note: upsampled: iubuf(5) 109 (/findtime_tb/uut/). at 1188 ns(1): Note: upsampled: iubuf(6) 107 (/findtime_tb/uut/). at 1340 ns(1): Note: upsampled: iubuf(7) 107 (/findtime_tb/uut/). at 1348 ns(1): Note: i 7 adc val 107 lo thres 111 (/findtime_tb/uut/). at 1348 ns(1): Note: adc_sample_lo2 7 (/findtime_tb/uut/). at 1348 ns(1): Note: itime2 14 x 0.1samples (/findtime_tb/uut/). at 1356 ns(1): Note: denom -107 (/findtime_tb/uut/). at 1356 ns(1): Note: limit 8 (/findtime_tb/uut/). at 1364 ns(1): Note: sum -107 ifrac 1 (/findtime_tb/uut/). at 1372 ns(1): Note: sum -214 ifrac 2 (/findtime_tb/uut/). at 1380 ns(1): Note: sum -321 ifrac 3 (/findtime_tb/uut/). at 1388 ns(1): Note: sum -428 ifrac 4 (/findtime_tb/uut/).
The good news is that the VHDL and C++ codes give the same results before VHDL descends into a spiral of doom.
