GY-63_MS5611/libraries/FastShiftIn/performance.txt
2020-11-27 11:16:22 +01:00

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==============================
2020-04-14 - tested IDE 1.8.12
factor 5+ faster
-----------------------------
example fastShiftIn: 0.2.0
8 bits HIGH
Performance - time in us : read()
FastShiftIn1: 20.43
FastShiftIn2: 39.72
Delta: 19.29
Performance - time in us : readLSBFIRST()
FastShiftIn1: 19.80
FastShiftIn2: 38.84
Delta: 19.04
Performance - time in us : readMSBFIRST()
FastShiftIn1: 19.80
FastShiftIn2: 38.84
Delta: 19.04
Performance - time in us : reference shiftIn()
Standard shiftIn1: 108.61
Standard shiftIn2: 216.43
Delta: 107.82
done...
==============================
tested IDE 1.8.12
2020-04-14
example fastShiftIn: 0.1.5
8 bits HIGH
Performance - time in us
FastShiftIn1: 25.15
FastShiftIn2: 49.15
Delta: 24.00
Standard shiftIn1: 108.51
Standard shiftIn2: 216.43
Delta: 107.92
done...
==============================
tested IDE 1.8.1
20-08-2017
example fastShiftIn: 0.1.4
8 bits HIGH
Performance - time in us
FastShiftIn1: 25.64
FastShiftIn2: 50.16
Delta: 24.52
Standard shiftIn1: 110.53
Standard shiftIn2: 220.48
Delta: 109.95
done...
==============================
2017-4-27
example fastShiftIn: 0.1.3
8 bits HIGH
Performance - time in us
FastShiftIn1: 31.31
FastShiftIn2: 61.48
Delta: 30.18
Standard shiftIn1: 110.54
Standard shiftIn2: 220.48
Delta: 109.94
done...
==============================
example fastShiftIn: 0.1.01
8 bits HIGH
Performance - time in us
FastShiftIn1: 44.83
FastShiftIn2: 88.52
Delta: 43.70
Standard shiftIn1: 110.54
Standard shiftIn2: 220.49
Delta: 109.95
done...