DBCR0_DAC1W
#define DBCR_DAC1W DBCR0_DAC1W
DBCR0_DAC1W | DBCR0_DAC2R | DBCR0_DAC2W)
(DBCR0_DAC1R | DBCR0_DAC1W | DBCR0_DAC2R | DBCR0_DAC2W))
child->thread.debug.dbcr0 |= (DBCR0_DAC1W | DBCR0_IDM);
dbg_reg->dbcr0 |= DBCR0_DAC1W;
DBCR0_DAC1R | DBCR0_DAC1W | DBCR0_DAC2R | DBCR0_DAC2W);