/*
Copyright 2016 flabbergast <s3+flabbergast@sdfeu.org>
+Copyright 2017 jpetermans <tibcmhhm@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
// D2:D0 extinguish time (3.5ms*2^i)
#define IS31_REG_SHUTDOWN 0x0A
-#define IS31_REG_SHUTDOWN_ON 0x1
+#define IS31_REG_SHUTDOWN_OFF 0x1
+#define IS31_REG_SHUTDOWN_ON 0x0
#define IS31_REG_AGCCTRL 0x0B
#define IS31_REG_ADCRATE 0x0C