Pull PWR_CTRL HIGH → Wait 5ms → Send 0x55 over UART.
To ensure that your BM05E-V2 01 Bluetooth driver is up-to-date, follow these steps: bm05e-v2 01 bluetooth driver
Since the BM05E-V2 01 is typically a Realtek RTL8761B or RTL8821CE chip: Pull PWR_CTRL HIGH → Wait 5ms → Send 0x55 over UART