Hi Ueda-san,
To stop current in one winding set AENBL or BENBL low.
To stop current in both windings, do one of the following:
1) set both aENBL and BENBL low
2) set nRESET low
3) set nSLEEP low.
To stop current in one winding set AENBL or BENBL low.
To stop current in both windings, do one of the following:
1) set both aENBL and BENBL low
2) set nRESET low
3) set nSLEEP low.