iqs7222_read_word
error = iqs7222_read_word(iqs7222, IQS7222_SYS_SETUP, &sys_setup);
error = iqs7222_read_word(iqs7222, IQS7222_SYS_STATUS,
error = iqs7222_read_word(iqs7222,
error = iqs7222_read_word(iqs7222,