• AF: Alarm Flag AF Data Description 0 Alarm Flag Inactive Read 1 Alarm Flag Active 0 Alarm Flag is Cleared Write 1 Alarm flag Remains Unchanged b) SQW Control • SQWE: SQW Output Clock Enable Bit. SQWE Data Description 0 The SQW output is inhibited and SQW output is set to high-impedance. Read/Write 1 The SQW output is activated. Default • RS1, RS0: SQW Output Frequency Select. RS1, RS0 Data SQW Output Frequency (Hz) 00 32.768k Default 01 1.024k Read/Write 10 32 11 1 PT7C4563BQ www.diodes.com July 2019 Document Number DS41477 Rev 2-2 10