...\PCF8574_performance.ino
PCF8574_LIB_VERSION:	0.3.5
1
100000
Read:	236
Write:	 240
200000
Read:	132
Write:	 140
300000
Read:	104
Write:	 108
400000
Read:	96
Write:	 96
500000
Read:	92
Write:	 92
600
