OSC32KSEL=00, USBVSTBY=0, USBSSTBY=0, USBREGEN=0
System Options Register 1
OSC32KSEL | 32K oscillator clock select 0 (00): System oscillator (OSC32KCLK) 2 (10): RTC_CLKIN 3 (11): LPO 1kHz |
USBVSTBY | USB voltage regulator in standby mode during VLPR and VLPW modes 0 (0): USB voltage regulator not in standby during VLPR and VLPW modes. 1 (1): USB voltage regulator in standby during VLPR and VLPW modes. |
USBSSTBY | USB voltage regulator in standby mode during Stop, VLPS, LLS and VLLS modes. 0 (0): USB voltage regulator not in standby during Stop, VLPS, LLS and VLLS modes. 1 (1): USB voltage regulator in standby during Stop, VLPS, LLS and VLLS modes. |
USBREGEN | USB voltage regulator enable 0 (0): USB voltage regulator is disabled. 1 (1): USB voltage regulator is enabled. |