variable resistor data
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ABCDEFGHIJKLMNOPQRSTUVWXYZAAAB
1
all R values in K
stage 3stage 1stage 4stage 2clipmix
resonance
2
serial RDAC 10-bit valueDAC voltage#1 R#2 R#3 R#4 R#5 R#6 R#7 R#8 Rmeanstandard deviationmean squaredmatrixR10000C= .1 uF
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105112.8932363655457560384714.972,220.772,220.7747.1312.89cutoff f159.1549433
// test V-R response
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107113.961617162522352718226.72484.00484.0022.0013.96
// measure V and R for each case
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109115.021010101614231812144.67199.52199.5214.1315.02
/*while(1)
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205112.897080881301001801408010938.1111,772.2511,772.25108.5012.89{
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207113.9632383758478060404916.042,401.002,401.0049.0013.96
while (!spi0IsReadyToTx()) {}
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209115.022224243530503825319.58961.00961.0031.0015.02
writeDAC(4,511);
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475112.89180200250400300500400250310112.5096,100.0096,100.00310.0012.89
pause(2000);
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477113.969011012018014022018012014544.0821,025.0021,025.00145.0013.96
while (!spi0IsReadyToTx()) {}
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479115.0257707011070150120709032.928,032.648,032.6489.6315.02
writeDAC(4,711);
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1005112.8935040050010008001000900600694265.17481,289.06481,289.06693.7512.89
pause(2000);
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1007113.96200250300500400550500320378129.48142,506.25142,506.25377.5013.96
while (!spi0IsReadyToTx()) {}
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1009115.0214017020030022040030020024185.6058,201.5658,201.56241.2515.02
writeDAC(4,911);
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pause(2000);
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}*/
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paste values from above here -->
481289.0625693.7512.89
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142506.25377.513.96
19
58201.5625241.2515.02
20
21
10.0014414414410.0000020777534290.00000600470741
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10.0026490066230.0000070172360860.0000277882549
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aR^2 + bR + c
10.004145077720.000017181669310.00008625197992
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serial102047100102047100
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a0.0027883669670.00052781542720.000057435569850.00000971583934610.0014414414410.0000020777534290.00000600470741
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b-0.2353329313-0.1011141231-0.03261803276-0.0137914921100.0012075651810.0000049394826570.00002178354749
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c7.7877548767.647307197.4820318957.7817204400.0027036362790.000015103915880.00008024727251
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29
kOhms10-0.000003818387924-0.00001999778801
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want R
DAC voltages
DAC 10-bit value (assume 0 V = 0 DAC and 5.5 V = 1023 DAC
010.0040904480640.0180392312
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154.896.257.017.58909too bigtoo bigtoo big000.0000040448320950.00003147575259
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253.655.456.707.446781014too bigtoo big
DAC voltage
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352.974.756.417.31552884too bigtoo big
solution here -->
1000.0000097158393467.153372977
34
452.844.176.137.18529775too bigtoo big010-0.013791492117.48301008
35
553.283.685.867.05610685too bigtoo big0017.781720447.588854076
36
654.273.305.606.93795615too bigtoo big6.399720836
37
755.823.035.366.80too big564997too big7.129265057
38
857.932.875.126.68too big533953too big7.363521107
39
9510.602.804.906.56too big522912too big
gray means not valid
4.440050048
40
10513.822.854.696.44too big530872too big5.986229607
41
11517.603.004.496.32too big558835too big6.623701806
42
12521.943.264.306.21too big605800too big2.89
43
13526.843.624.136.10too big673767too big3.96
44
14532.294.083.965.99too big759737too big5.02
45
15538.304.663.815.88too big866708too big
46
16544.875.333.665.77too big992681too big
47
17552.006.123.535.67too bigtoo big657too big
48
18559.687.013.415.56too bigtoo big635too big
49
19567.938.003.315.46too bigtoo big6151016
50
20576.739.103.215.36too bigtoo big597997
51
21586.0810.313.125.27too bigtoo big581979
52
22596.0011.623.055.17too bigtoo big567962
53
235106.4713.032.995.08too bigtoo big556944
54
245117.5014.562.944.99too bigtoo big547927
55
255129.0916.182.904.90too bigtoo big539911
56
265141.2417.922.874.81too bigtoo big534895
57
275153.9419.762.864.72too bigtoo big531879
58
285167.2021.702.854.64too bigtoo big530863
59
295181.0223.752.864.56too bigtoo big532848
60
305195.4025.912.884.48too bigtoo big535833
61
315210.3328.172.914.40too bigtoo big541819
62
325225.8330.542.954.33too bigtoo big548805
63
335241.8833.013.004.25too bigtoo big558791
64
345258.4835.593.074.18too bigtoo big570777
65
355275.6538.273.144.11too bigtoo big584764
66
365293.3741.063.234.04too bigtoo big600752
67
375311.6543.953.333.98too bigtoo big619740
68
385330.4946.953.443.91too bigtoo big639728
69
395349.8950.063.563.85too bigtoo big662716
70
405369.8453.273.693.79too bigtoo big687705
71
415390.3556.593.843.73too bigtoo big714694
72
425411.4260.013.993.68too bigtoo big743684
73
435433.0563.544.163.62too bigtoo big774673
74
445455.2367.174.343.57too bigtoo big807664
75
455477.9770.914.533.52too bigtoo big843654
76
465501.2774.764.733.47too bigtoo big880645
77
475525.1378.714.953.42too bigtoo big920637
78
485549.5482.765.173.38too bigtoo big962628
79
495574.5286.925.413.34too bigtoo big1006620
80
505600.0591.195.663.29too bigtoo bigtoo big613
81
515626.1495.565.923.26too bigtoo bigtoo big606
82
525652.78100.046.193.22too bigtoo bigtoo big599
83
535679.98104.636.473.18too bigtoo bigtoo big592
84
545707.75109.316.773.15too bigtoo bigtoo big586
85
555736.06114.117.073.12too bigtoo bigtoo big580
86
565764.94119.017.393.09too bigtoo bigtoo big575
87
575794.38124.027.723.06too bigtoo bigtoo big570
88
585824.37129.138.063.04too bigtoo bigtoo big565
89
595854.92134.348.413.02too bigtoo bigtoo big561
90
605886.02139.678.772.99too bigtoo bigtoo big557
91
615917.69145.109.152.97too bigtoo bigtoo big553
92
625949.91150.639.532.96too bigtoo bigtoo big550
93
635982.69156.279.932.94too bigtoo bigtoo big547
94
6451,016.03162.0110.342.93too bigtoo bigtoo big545
95
6551,049.92167.8610.762.92too bigtoo bigtoo big542
96
6651,084.38173.8211.192.91too bigtoo bigtoo big541
97
6751,119.39179.8811.632.90too bigtoo bigtoo big539
98
6851,154.96186.0512.092.89too bigtoo bigtoo big538
99
6951,191.08192.3212.562.89too bigtoo bigtoo big537
100
7051,227.77198.7013.032.89too bigtoo bigtoo big537
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