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Add PX4IO voltage dataset and linear fit

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Lorenz Meier
2014-07-21 13:30:56 +02:00
parent 25d1cc3995
commit afff123742
2 changed files with 84 additions and 0 deletions
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14
Tools/tests-host/data/fit_linear_voltage.m Normal file
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close all;
clear all;
M = importdata('px4io_v1.3.csv');
voltage = M.data(:, 1);
counts = M.data(:, 2);
plot(counts, voltage, 'b*-', 'LineWidth', 2, 'MarkerSize', 15);
coeffs = polyfit(counts, voltage, 1);
fittedC = linspace(min(counts), max(counts), 500);
fittedV = polyval(coeffs, fittedC);
hold on
plot(fittedC, fittedV, 'r-', 'LineWidth', 3);
slope = coeffs(1)
y_intersection = coeffs(2)

70
Tools/tests-host/data/px4io_v1.3.csv Normal file
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voltage, counts
4.3, 950
4.4, 964
4.5, 986
4.6, 1009
4.7, 1032
4.8, 1055
4.9, 1078
5.0, 1101
5.2, 1124
5.3, 1148
5.4, 1171
5.5, 1195
6.0, 1304
6.1, 1329
6.2, 1352
7.0, 1517
7.1, 1540
7.2, 1564
7.3, 1585
7.4, 1610
7.5, 1636
8.0, 1728
8.1, 1752
8.2, 1755
8.3, 1798
8.4, 1821
9.0, 1963
9.1, 1987
9.3, 2010
9.4, 2033
10.0, 2174
10.1, 2198
10.2, 2221
10.3, 2245
10.4, 2268
11.0, 2385
11.1, 2409
11.2, 2432
11.3, 2456
11.4, 2480
11.5, 2502
11.6, 2526
11.7, 2550
11.8, 2573
11.9, 2597
12.0, 2621
12.1, 2644
12.3, 2668
12.4, 2692
12.5, 2716
12.6, 2737
12.7, 2761
13.0, 2832
13.5, 2950
13.6, 2973
14.1, 3068
14.2, 3091
14.7, 3209
15.0, 3280
15.1, 3304
15.5, 3374
15.6, 3397
15.7, 3420
16.0, 3492
16.1, 3514
16.2, 3538
16.9, 3680
17.0, 3704
17.1, 3728
1 voltage counts
2 4.3 950
3 4.4 964
4 4.5 986
5 4.6 1009
6 4.7 1032
7 4.8 1055
8 4.9 1078
9 5.0 1101
10 5.2 1124
11 5.3 1148
12 5.4 1171
13 5.5 1195
14 6.0 1304
15 6.1 1329
16 6.2 1352
17 7.0 1517
18 7.1 1540
19 7.2 1564
20 7.3 1585
21 7.4 1610
22 7.5 1636
23 8.0 1728
24 8.1 1752
25 8.2 1755
26 8.3 1798
27 8.4 1821
28 9.0 1963
29 9.1 1987
30 9.3 2010
31 9.4 2033
32 10.0 2174
33 10.1 2198
34 10.2 2221
35 10.3 2245
36 10.4 2268
37 11.0 2385
38 11.1 2409
39 11.2 2432
40 11.3 2456
41 11.4 2480
42 11.5 2502
43 11.6 2526
44 11.7 2550
45 11.8 2573
46 11.9 2597
47 12.0 2621
48 12.1 2644
49 12.3 2668
50 12.4 2692
51 12.5 2716
52 12.6 2737
53 12.7 2761
54 13.0 2832
55 13.5 2950
56 13.6 2973
57 14.1 3068
58 14.2 3091
59 14.7 3209
60 15.0 3280
61 15.1 3304
62 15.5 3374
63 15.6 3397
64 15.7 3420
65 16.0 3492
66 16.1 3514
67 16.2 3538
68 16.9 3680
69 17.0 3704
70 17.1 3728