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ST STM32G4 Series User Manual

ST STM32G4 Series
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RM0440 Rev 4 335/2126
RM0440 Reset and clock control (RCC)
338
0x0C
RCC_PLL
CFGR
PLLPDIV[4:0]
PLLR
[1:0]
PLLREN
Res.
PLLQ
[1:0]
PLLQEN
Res.
Res.
PLLP
PLLPEN
Res.
PLLN
[6:0]
PLLM
[3:0]
Res.
Res.
PLL
SRC
[1:0]
Reset value
00 0 00000 000 00 00100000000 00
0x18
RCC_CIER
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
HSI48RDYIE
LSECSSIE.
Res.
Res.
Res.
PLLRDYIE
HSERDYIE
HSIRDYIE
Res.
LSERDYIE
LSIRDYIE
Reset value
00 000000
0x1C
RCC_CIFR
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
HSI48RDYF
LSECSSF
CSSF
Res.
Res.
PLLRDYF
HSERDYF
HSIRDYF
Res.
LSERDYF
LSIRDYF
Reset value
00000000000
0x20
RCC_CICR
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
HSI48RDYC
LSECSSC
CSSC
Res.
Res.
PLLRDYC
HSERDYC
HSIRDYC
Res.
LSERDYC
LSIRDYC
Reset value
00000000000
0x28
RCC_
AHB1RSTR
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
CRCRST.
Res.
Res.
Res.
FLASHRST
Res.
Res.
Res.
FMACRST
CORDICRST
DMAMUX1RST
DMA2RST
DMA1RST
Reset value
0 0 00000
0x2C
RCC_
AHB2RSTR
Res.
Res.
Res.
Res.
Res.
RNGRST
Res.
AESRST
Res.
Res.
Res.
Res.
DAC4RST.
DAC3RST.
DAC2RST.
DAC1RST.
Res.
ADC345RST
ADC12RST.
Res.
Res.
Res.
Res.
Res.
Res.
GPIOGRST
GPIOFRST
GPIOERST
GPIODRST
GPIOCRST
GPIOBRST
GPIOARST
Reset value
0 0 0000 00 0000000
0x30
RCC_
AHB3RSTR
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
QSPIRS
Res.
Res.
Res.
Res.
Res.
Res.
Res.
FMCRST
Reset value
00
0x38
RCC_
APB1RSTR1
LPTIM1RST
I2C3RST
Res.
PWRRST
Res.
Res.
FDCANRST
Res.
UCPD1RST
I2C2RST
I2C1RST
UART5RST
UART4RST
USART3RST
USART2RST
Res.
SPI3RST
SPI2RST
Res.
Res.
Res.
Res.
Res.
CRSRST
Res.
Res.
TIM7RST
TIM6RST
TIM5RST
TIM4RST
TIM3RST
TIM2RST
Reset value
00 0 0 0000000 00 0 000000
0x3C
RCC_
APB1RSTR2
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
UCPD1RST
Res.
Res.
Res.
Res.
Res.
Res.
I2C4RST
LPUART1RST
Reset value
000
Table 51. RCC register map and reset values (continued)
Offset Register
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0

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ST STM32G4 Series Specifications

General IconGeneral
BrandST
ModelSTM32G4 Series
CategoryMicrocontrollers
LanguageEnglish

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