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