Rcc Register Map; Table 14. Rcc - Register Map And Reset Values - ST STM32F102 Series Reference Manual

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Reset and clock control (RCC)
6.3.11

RCC register map

The following table gives the RCC register map and the reset values.
Table 14.
RCC - register map and reset values
Offset
Register
RCC_CR
0x000
Reset value
RCC_CFGR
0x004
Reset value
RCC_CIR
0x008
Reset value
RCC_APB2RSTR
0x00C
Reset value
RCC_APB1RSTR Reser
0x010
Reset value
RCC_AHBENR
0x014
Reset value
0x018
RCC_APB2ENR
Reset value
RCC_APB1ENR Reser
0x01C
Reset value
RCC_BDCR
0x020
Reset value
RCC_CSR
0x024
Reset value
0
Refer to
96/690
Reserved
0
0
MCO [2:0]
Reserved
0
0
0
Reserved
0
Reserved
ved
0
0
0
0
0
Reserved
ved
0
0
0
0
0
Reserved
0
0
0
1
1
0
Table 1 on page 36
for the register boundary addresses.
Reserved
0
0
0
0
0
ADC
PLLMUL[3:0]
PRE
[1:0]
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Reserved
0
0
0
0
0
0
0
0
0
0
HSICAL[7:0]
HSITRIM[4:0]
0
0
0
0
0
0
0
1
0
PPRE2
PPRE1
HPRE[3:0]
[2:0]
[2:0]
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Reserved
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Reserved
0
0
RTC
SEL
Reserved
Reserved
[1:0]
0
0
Reserved
RM0008
0
0
0
1
1
SWS
SW
[1:0]
[1:0]
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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