stm32 /stm32n6 /STM32N647 /RCC /RCC_PLL3CFGR3

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Interpret as RCC_PLL3CFGR3

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (B_0x0)PLL3MODSSRST 0 (B_0x0)PLL3DACEN 0 (B_0x0)PLL3MODSSDIS 0 (B_0x0)PLL3MODDSEN 0 (B_0x0)PLL3MODSPRDW 0PLL3MODDIV 0PLL3MODSPR0 (B_0x0)PLL3PDIV2 0 (B_0x0)PLL3PDIV1 0 (B_0x0)PLL3PDIVEN

PLL3MODSPRDW=B_0x0, PLL3PDIVEN=B_0x0, PLL3PDIV1=B_0x0, PLL3DACEN=B_0x0, PLL3MODSSRST=B_0x0, PLL3MODSSDIS=B_0x0, PLL3MODDSEN=B_0x0, PLL3PDIV2=B_0x0

Description

RCC PLL3 configuration register 3

Fields

PLL3MODSSRST

PLL3 Modulation Spread Spectrum reset

0 (B_0x0): The PLL3 modulation Spread Spectrum reset module is released

1 (B_0x1): The PLL3 modulation Spread Spectrum reset module is asserted (default after reset)

PLL3DACEN

PLL3 noise canceling DAC enable in fractional mode.

0 (B_0x0): DAC is not active (default after reset)

1 (B_0x1): DAC is active

PLL3MODSSDIS

PLL3 Modulation Spread-Spectrum Disable

0 (B_0x0): Modulation Spread-Spectrum is active (and Fractional Divide inactive)

1 (B_0x1): Fractional Divide is active (and the Modulation Spread-Spectrum inactive) (default after reset)

PLL3MODDSEN

PLL3 Modulation Spread-Spectrum (and Fractional Divide) enable

0 (B_0x0): Modulation Spread-Spectrum and Fractional Divide are not active (default after reset)

1 (B_0x1): Modulation Spread-Spectrum and Fractional Divide are active

PLL3MODSPRDW

PLL3 Modulation Down Spread

0 (B_0x0): Center-spread modulation selected (default after reset)

1 (B_0x1): Down-spread modulation selected

PLL3MODDIV

PLL3 Modulation Division frequency adjustment

PLL3MODSPR

PLL3 Modulation Spread depth adjustment

PLL3PDIV2

PLL3 VCO frequency divider level 2

0 (B_0x0): Not applicable

1 (B_0x1): VCO output is divided by 1 (minimum value) (default after reset)

7 (B_0x7): VCO output is divided by 7

PLL3PDIV1

PLL3 VCO frequency divider level 1

0 (B_0x0): Not applicable

1 (B_0x1): VCO output is divided by 1 (minimum value) (default after reset)

7 (B_0x7): VCO output is divided by 7

PLL3PDIVEN

PLL3 post divider POSTDIV1, POSTDIV2, and PLL clock output enable

0 (B_0x0): POSTDIV1 and POSTDIV2 are powered down

1 (B_0x1): POSTDIV1 and POSTDIV2 dividers are active (default after reset)

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