sd card - SDMMC not working on STM32H7 uControllers - Stack …
Aug 21, 2024 · Good day The problem I am trying to get an SD card working using an STM32H7 uController. I have in the past successfully integrated SDIO with STM32F4/F7 microcontroller but …
Waveshare ESP32-S3 7" LCD — SD Card + LVGL = Broken
Sep 24, 2025 · I'm using the Waveshare ESP32-S3 7" LCD with GT911 touch and a built-in SPI SD card. The kit has fixed wiring for the display, touch, and SD, so I can't change the pin mapping. …
embedded - Initializing SD card in SPI issues - Stack Overflow
Mar 3, 2010 · SD cards that cannot perform data transfers in the specified range must discard themselves from further bus operations and go into Inactive State2. By omitting the voltage range in …
android - Find location of a removable SD card - Stack Overflow
Oct 23, 2016 · Environment.getExternalStorageState() returns path to internal SD mount point like "/mnt/sdcard" No, Environment.getExternalStorageDirectory() refers to whatever the device …
how to make u-boot to load rootfs from 2nd partition of sd card?
Oct 16, 2023 · I am trying to make u-boot to load rootfs from sd cards second partition while loading kernel and device tree from the first partition. Has anyone faced this situation before? I've set the …
arduino format and SD Card with an esp32 as fat32 that is connected …
Feb 28, 2023 · I am trying to format an SD card with an ESP32 connected to an SD card as a SDMMC host. I would like to figure out how to format it as FAT32 within the Arduino framework.
embedded - How can I write raw data on SD card without filesystem by ...
Dec 13, 2021 · For this project, I want to write raw data provided by sensor in 512b buffers on a SD card (SPI mode) with no filesystem. I'm trying to do it by using the low level functions of the FATFS library.
U-Boot: how to load U-Boot from SD card, but have it load its ...
Jun 27, 2022 · "load from an SD card, but access its Environment from QSPI Flash" -- U-Boot, like like most other programs, is oblivious to the medium that it was booted from. The environment's location …
How to create directory automatically on SD card - Stack Overflow
How to create directory automatically on SD card Asked 16 years ago Modified 8 years, 7 months ago Viewed 276k times
embedded - SD card initialisation; acmd41 fails; - Stack Overflow
Aug 27, 2019 · I'm trying to init sd card and never get card ready. In details: There are dev board with a chip with a SD Host controller and micro SDHC UHS-1 card. Init sequence I'm following: cmd0: arg …