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stm32l431rct6: SD detect pin question

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Jacob3104
Associate II

‎2024-04-09 10:46 PM - last edited on ‎2024-04-10 12:33 AM by

Sorry, are there has a pin call or used for SD_detect in Stm32l431rct6? I can not find in STM32L431xx Datasheet - production data. These has no mention.I do not know which pin(SD-Detect)should i choose for GPIO_Input of the FATS.

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SofLit
ST Employee

‎2024-04-09 11:56 PM - edited ‎2024-04-12 10:13 AM

Hello,

You can use any GPIO pin for that. It’s not a part of the SDIO peripheral.

You can refer to any SD BSP driver like this one from L476 Eval board: 

https://github.com/STMicroelectronics/stm32l476g-eval-bsp/blob/31280bc4a9d038f9981b8fe4c2824582efc163fe/stm32l476g_eval_sd.h

You can watch this video on Youtube / especially @5:58

Hope it helps.

To give better visibility on the answered topics, please click on "Accept as Solution" on the reply which solved your issue or answered your question.
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SofLit
ST Employee

‎2024-04-09 11:56 PM - edited ‎2024-04-12 10:13 AM

Hello,

You can use any GPIO pin for that. It’s not a part of the SDIO peripheral.

You can refer to any SD BSP driver like this one from L476 Eval board: 

https://github.com/STMicroelectronics/stm32l476g-eval-bsp/blob/31280bc4a9d038f9981b8fe4c2824582efc163fe/stm32l476g_eval_sd.h

You can watch this video on Youtube / especially @5:58

Hope it helps.

To give better visibility on the answered topics, please click on "Accept as Solution" on the reply which solved your issue or answered your question.
PS:
1 - This is NOT an online support (https://ols.st.com) but a collaborative space.
2 - Please be polite in your reply. Otherwise, it will be reported as inappropriate and you will be permanently blacklisted from my help.
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