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Merge pull request #3311 from xiangxistu/master 

[bsp][stm32] fixed a bug that caused system crash by changing the run_mode in low power mode
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Bernard Xiong 2020-01-07 08:08:22 +08:00 committed by GitHub
parent 026dcd62d9 4e23cb027f
commit 6765cf7943
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 0 deletions
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2
bsp/stm32/libraries/HAL_Drivers/drv_pm.c
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@ -95,11 +95,13 @@ static void run(struct rt_pm *pm, uint8_t mode)
{ {
case PM_RUN_MODE_HIGH_SPEED: case PM_RUN_MODE_HIGH_SPEED:
case PM_RUN_MODE_NORMAL_SPEED: case PM_RUN_MODE_NORMAL_SPEED:
HAL_PWREx_DisableLowPowerRunMode();
SystemClock_80M(); SystemClock_80M();
/* Configure the main internal regulator output voltage (Range1 by default)*/ /* Configure the main internal regulator output voltage (Range1 by default)*/
HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1); HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1);
break; break;
case PM_RUN_MODE_MEDIUM_SPEED: case PM_RUN_MODE_MEDIUM_SPEED:
HAL_PWREx_DisableLowPowerRunMode();
SystemClock_24M(); SystemClock_24M();
/* Configure the main internal regulator output voltage */ /* Configure the main internal regulator output voltage */
HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE2); HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE2);