[current]
.005374s
.005333s
.006674s
.005563s
.005315s
.005513s
.006014s
.005516s
.005763s
.005629s
.005479s
AVG: .005152s

[udelay]
.000148s
.000138s
.001049s
.000198s
.000205s
.000413s
.000203s
.000198s
.000204s
.000197s
.000204s
AVG: .000287s

[registers]
.000148s
.000139s
.001071s
.000187s
.000209s
.000194s
.000194s
.000186s
.000215s
.000209s
.000194s
AVG: .000267s

[udelay + registers]
.000155s
.000140s
.000150s
.000209s
.000194s
.000207s
.000195s
.000185s
.000195s
.000184s
.000216s
AVG: .000185s

[udelay + registers + while instead of for]
.000151s
.000135s
.000149s
.000184s
.000192s
.000182s
.000207s
.000182s
.000192s
.000183s
.000191s
AVG: .000177s