<p>➀ Texas Instruments' TIDA-00757 reference design tackles smart locks' battery drain using BLE and low-power motor drivers;</p><p>➁ Integrates ultra-low-power MCU, efficient DC/DC converter, and motor current limiting for extended battery life up to 5+ years;</p><p>➂ Supports wireless control and battery monitoring, applicable in building automation, security systems, and HVAC actuators.</p>