stm32 /stm32n6 /STM32N647 /RCC /RCC_PLL4CFGR3

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Interpret as RCC_PLL4CFGR3

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)PLL4MODSSRST 0 (B_0x0)PLL4DACEN 0 (B_0x0)PLL4MODSSDIS 0 (B_0x0)PLL4MODDSEN 0 (B_0x0)PLL4MODSPRDW 0PLL4MODDIV 0PLL4MODSPR0 (B_0x0)PLL4PDIV2 0 (B_0x0)PLL4PDIV1 0 (B_0x0)PLL4PDIVEN

PLL4PDIVEN=B_0x0, PLL4MODSPRDW=B_0x0, PLL4MODSSDIS=B_0x0, PLL4DACEN=B_0x0, PLL4PDIV1=B_0x0, PLL4MODDSEN=B_0x0, PLL4PDIV2=B_0x0, PLL4MODSSRST=B_0x0

Description

RCC PLL4 configuration register 3

Fields

PLL4MODSSRST

PLL4 Modulation Spread Spectrum reset

0 (B_0x0): The PLL4 modulation Spread Spectrum reset module is released

1 (B_0x1): The PLL4 modulation Spread Spectrum reset module is asserted (default after reset)

PLL4DACEN

PLL4 noise canceling DAC enable in fractional mode.

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

1 (B_0x1): DAC is active

PLL4MODSSDIS

PLL4 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)

PLL4MODDSEN

PLL4 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

PLL4MODSPRDW

PLL4 Modulation Down Spread

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

1 (B_0x1): Down-spread modulation selected

PLL4MODDIV

PLL4 Modulation Division frequency adjustment

PLL4MODSPR

PLL4 Modulation Spread depth adjustment

PLL4PDIV2

PLL4 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

PLL4PDIV1

PLL4 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

PLL4PDIVEN

PLL4 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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