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JLiao
Associate II
since ‎2019-08-04
‎2023-06-14

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  • 5 Posts
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User Activity

How to get the PVD state on the STM32L4xx ?

2023-02-18
Sir,I am using the STM32L432 for my project.How to get the PVD state ?I want to know the power voltage that is above the level or under the level.Thanks.void HAL_PWR_PVDCallback(void) { if ( __HAL_PWR_PVD_EXTI_GET_FLAG() ) { // TODO: get ...

STM32L432KC Core Bug ?

2019-08-04
Dear All,Do you find any VSSA (VRef-) pinout on the STM32L432 32QFN ?The Analog Input never stable !! when PA_1 NC, PA_0 result:0V = 7FFH3.3v = FFFHwhen PA_1 to GND, PA_0 result:0V = 0H3.3v = FFFHwhen PA_1 to 3.3V, PA_0 become floating....I can not...

Multiple Analog input problem in STM32L432KC

2019-08-04
Dear All,I develop my project on the:Nculeo-L432mbed-os-5.13 and v5.12I try do to use the polling and DMA to read the multiple analog input, from PA_0 and PA_1.The DMA and Polling got the same result as below:The PA_0 value is valid 0v - 3.3v (0 - FF...
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