IQS7222_CHAN_SETUP_0_CHAN_EN
chan_setup[0] |= IQS7222_CHAN_SETUP_0_CHAN_EN;
chan_setup[0] &= ~IQS7222_CHAN_SETUP_0_CHAN_EN;
if (!(chan_setup[0] & IQS7222_CHAN_SETUP_0_CHAN_EN))