13.11.6.3.2 Forced Battery Backup Power Switch
The Backup domain is always supplied by the VBAT supply pin when the Configuration bit field in the Battery Backup Power Switch Control register (BBPS.CONF) is written to 0x2 (FORCED).
The Backup domain is always supplied by the VBAT supply pin when the Configuration bit field in the Battery Backup Power Switch Control register (BBPS.CONF) is written to 0x2 (FORCED).
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