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Chaitanya96 · 2024-01-29

Hello, I am having a confusion in understanding the Clock Frequencies for STM32L452RE. In the Datasheet its mentioned that "Several prescalers permit to configure the AHB frequency, the high speed APB (APB2) andthe low speed APB (APB1) domains" It al...

Chaitanya96 · 2023-11-30

Hello,I am Currently working on STM32 Low Power Mode and For an Application, I have to Wake Up the Controller from CAN Receive Interrupt. Although In the Datasheet it is mentioned that wakeup is possible using External Interrupt and RTC but I would l...

Chaitanya96 · 2024-01-30

Hello @Andrew Neil,I have been currently working with HAL and since in L452RE clock configuration, both APB1 and APB2 both have same maximum clocks similar to the example you stated, it created the confusion. But after referring reference manual my d...

Chaitanya96 · 2024-01-30

Hi, @FBL,Thanks for the reply. After carefully visiting the reference manual, in the RCC_CFGR I found the mentioned High Speed and Low Speed APB. Thanks again.

Chaitanya96 · 2024-01-08

Hello, Can anyone Tell me is it mandatory to Format a new SD Card before writing or Reading data in STM32 MCU. Currently I am facing an issue wherein whenever I try to write data into a new non-formatted SD Card, It gives me an error but whenever I t...

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Clock Frequency of L452RE

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Re: Clock Frequency of L452RE

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