stm32 /stm32wba5 /STM32WBA50 /DBGMCU /DBGMCU_SCR

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Interpret as DBGMCU_SCR

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)DBG_STOP 0 (B_0x0)DBG_STANDBY 0 (B_0x0)LPMS0 (B_0x0)STOPF 0 (B_0x0)SBF 0 (B_0x0)CS 0 (B_0x0)CDS

DBG_STANDBY=B_0x0, DBG_STOP=B_0x0, LPMS=B_0x0, CDS=B_0x0, CS=B_0x0, STOPF=B_0x0, SBF=B_0x0

Description

DBGMCU status and configuration register

Fields

DBG_STOP

Allows debug in Stop mode

Write access can be protected by PWR_SECCFGR.LPMSEC.

The CPU debug and DBGMCU clocks remain active and the HSI16 oscillators is used as system clock during Stop debug mode, allowing CPU debug capability. On exit from Stop mode, the clock settings are set to the Stop mode exit state.

0 (B_0x0): Normal Stop mode operation, all clocks are disabled automatically in Stop mode.

1 (B_0x1): CPU debug clock enabled in Stop mode, all other peripheral clocks are disabled automatically in Stop mode, except for DBGMCU.

DBG_STANDBY

Allows debug in Standby mode

Write access can be protected by PWR_SECCFGR.LPMSEC.

The CPU debug and DBGMCU clocks remain active and the HSI16 oscillator is used as system clock, the supply and SRAM memory content is maintained during Standby debug mode, allowing CPU debug capability. On exit from Standby mode, a standby reset is performed.

0 (B_0x0): Normal Standby mode operation, all clocks are disabled automatically in Stop mode and core is powered down.

1 (B_0x1): Core power maintained and CPU debug clock enabled in Standby mode, all other are under reset in Stop mode, except for DBGMCU.

LPMS

Device low power mode selected

10x: Standby mode

others reserved

0 (B_0x0): Stop 0 mode

1 (B_0x1): Stop 1 mode

STOPF

Device Stop flag

0 (B_0x0): device not in Stop mode

1 (B_0x1): device in Stop mode

SBF

Device Standby flag

0 (B_0x0): Device not in Standby mode

1 (B_0x1): Device in Standby mode

CS

CPU Sleep

0 (B_0x0): CPU not in Sleep

1 (B_0x1): CPU in Sleep

CDS

CPU DeepSleep

0 (B_0x0): CPU not in DeepSleep

1 (B_0x1): CPU in DeepSleep

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