Symbol: NISTC_DIO_OUT_SERIAL
drivers/comedi/drivers/ni_mio_common.c
3778
devpriv->dio_output |= NISTC_DIO_OUT_SERIAL(data_out);
drivers/comedi/drivers/ni_stc.h
141
#define NISTC_DIO_OUT_SERIAL_MASK NISTC_DIO_OUT_SERIAL(0xff)