stm32 /stm32n6 /STM32N645 /RCC /RCC_CFGR1

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Interpret as RCC_CFGR1

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)STOPWUCK 0 (B_0x0)CPUSW 0 (B_0x0)CPUSWS 0 (B_0x0)SYSSW 0 (B_0x0)SYSSWS

STOPWUCK=B_0x0, CPUSWS=B_0x0, CPUSW=B_0x0, SYSSW=B_0x0, SYSSWS=B_0x0

Description

RCC configuration register 1

Fields

STOPWUCK

System clock selection after a wake up from system Stop.

0 (B_0x0): HSI selected as wake up clock from system Stop (default after reset)

1 (B_0x1): CSI selected as wake up clock from system Stop

CPUSW

CPU clock switch selection

0 (B_0x0): hsi_ck selected as system clock (default after reset)

1 (B_0x1): msi_ck selected as system clock

2 (B_0x2): hse_ck selected as system clock

3 (B_0x3): ic1_ck selected as system clock

CPUSWS

CPU clock switch status

0 (B_0x0): hsi_ck selected as system clock (default after reset)

1 (B_0x1): msi_ck selected as system clock

2 (B_0x2): hse_ck selected as system clock

3 (B_0x3): ic1_ck selected as system clock

SYSSW

System clock switch selection

0 (B_0x0): hsi_ck selected as system clock (default after reset)

1 (B_0x1): msi_ck selected as system clock

2 (B_0x2): hse_ck selected as system clock

3 (B_0x3): ic2_ck selected as system clock

SYSSWS

System clock switch status

0 (B_0x0): hsi_ck selected as system clock (default after reset)

1 (B_0x1): msi_ck selected as system clock

2 (B_0x2): hse_ck selected as system clock

3 (B_0x3): ic2_ck selected as system clock

Links

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