#define PW_STP_DN200 0x00200000 /* PowerStepDown 200nS (0010b)*/
#define PW_STP_UP400 0x00000000 /* PowerStepUp 400nS(0000b) */
#define PW_STP_DN400 0x00000000 /* PowerStepDown 400nS (0000b)*/
#define PW_STP_DN200 0x00200000 /* PowerStepDown 200nS (0010b)*/
#define PW_STP_UP400 0x00000000 /* PowerStepUp 400nS(0000b) */
#define PW_STP_DN400 0x00000000 /* PowerStepDown 400nS (0000b)*/