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Rework the STM32CubeWB FW files to ease update #38

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Dec 6, 2021
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fix: missing IPCC enable for C2 in several examples from stm32CubeWB
This fix is coming from
STMicroelectronics/STM32CubeWB#19

Signed-off-by: Francois Ramu <francois.ramu@st.com>
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FRASTM authored and fpistm committed Dec 2, 2021
commit 4d9fd3129ba4818d3ee4890b5d488c0f374ff81f
6 changes: 6 additions & 0 deletions src/utility/STM32Cube_FW/hw_ipcc.c
Original file line number Diff line number Diff line change
Expand Up @@ -107,6 +107,12 @@ void IPCC_C1_TX_IRQHandler(void)
******************************************************************************/
void HW_IPCC_Enable( void )
{
/**
* Such as IPCC IP available to the CPU2, it is required to keep the IPCC clock running
when FUS is running on CPU2 and CPU1 enters deep sleep mode
*/
LL_C2_AHB3_GRP1_EnableClock(LL_C2_AHB3_GRP1_PERIPH_IPCC);

/**
* When the device is out of standby, it is required to use the EXTI mechanism to wakeup CPU2
*/
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