Low-, medium-, high- and XL-density reset and clock control (RCC) RM0008
116/1096 Doc ID 13902 Rev 12
Bit 1 LSERDY: External low-speed oscillator ready
Set and cleared by hardware to indicate when the external 32 kHz oscillator is stable. After
the LSEON bit is cleared, LSERDY goes low after 6 external low-speed oscillator clock
cycles.
0: External 32 kHz oscillator not ready
1: External 32 kHz oscillator ready
Bit 0 LSEON: External low-speed oscillator enable
Set and cleared by software.
0: External 32 kHz oscillator OFF
1: External 32 kHz oscillator ON
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