RAMSIZE=0000, USBVSTBY=0, OSC32KSEL=00, USBREGEN=0, USBSSTBY=0
System Options Register 1
RAMSIZE | RAM size 0 (0000): Undefined 1 (0001): 8 KBytes 2 (0010): Undefined 3 (0011): 16 KBytes 4 (0100): Undefined 5 (0101): 32 KBytes 6 (0110): Undefined 7 (0111): 64 KBytes 8 (1000): Undefined 9 (1001): 128 KBytes 10 (1010): Undefined 11 (1011): Undefined 12 (1100): Undefined 13 (1101): Undefined 14 (1110): Undefined 15 (1111): Undefined |
OSC32KSEL | 32K oscillator clock select 0 (00): System oscillator (OSC32KCLK) 2 (10): RTC 32.768kHz oscillator 3 (11): LPO 1 kHz |
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. |