IDE:   1.8.19
Board: UNO

loop unrolled version

FASTSHIFTOUT_LIB_VERSION: 0.4.1

Performance - time in us
        write: 10.37
        write: 19.49
        Delta: 9.12

writeLSBFIRST: 9.37
writeLSBFIRST: 18.49
        Delta: 9.12

writeMSBFIRST: 9.37
writeMSBFIRST: 18.49
        Delta: 9.12

Standard shiftOut1: 89.85
Standard shiftOut2: 179.45
             Delta: 89.60

      write16: 19.37
      write16: 38.48
        Delta: 19.11

      write24: 28.48
      write24: 56.72
        Delta: 28.23

      write32: 37.60
      write32: 74.95
        Delta: 37.34


Test print interface
println("Hello world"): 	158.12
println(1357): 			232.80
println(3.14159265, 4): 	610.92


done ...


no loop unroll version

Performance - time in us
        write: 14.08
        write: 26.91
        Delta: 12.83

writeLSBFIRST: 13.08
writeLSBFIRST: 25.90
        Delta: 12.82

writeMSBFIRST: 13.08
writeMSBFIRST: 25.90
        Delta: 12.82

Standard shiftOut1: 89.85
Standard shiftOut2: 179.44
             Delta: 89.59

      write16: 26.78
      write16: 53.32
        Delta: 26.54

      write24: 39.62
      write24: 78.98
        Delta: 39.36

      write32: 52.44
      write32: 104.62
        Delta: 52.18


Test print interface
println("Hello world"): 	206.32
println(1357): 			255.04
println(3.14159265, 4): 	640.52


done ...
