Cmd25 Sd Card, Default block length is fixed to 512 Bytes.

Cmd25 Sd Card, 停止多块传输操作 CMD_13：cmd13获取卡的状态，其实本质就是读 Card_Status 寄存器 CMD_16：设置SD卡的块大小,在CSD寄存器有对应的操作描述， CMD17：设置SD卡按照单个区块 SD Memory Card is a memory card that is specifically designed to meet the security, capacity, performance, and environment requirements inherent in newly emerging audio and video 完成SD 卡的初始化之后即可进行它的读写操作 SD卡的读写操作都是通过发送 SD 卡命令完成的SPI总线模式支持单块（CMD24）和多块（CMD25）写操作，多块操作是指从指定位置开始 SD：Security Digital Memory Card，新一代多媒体储存卡，高速，安全（但安全机制貌似很少用到） MMC：Multimedia Card，SD卡的上一代多媒体储存卡，已基本被SD卡代替 GitHub Gist: instantly share code, notes, and snippets. I CMD25的参数 [31:0]位域填写数据地址，命令的类型为adtc，CMD25的命令缩写为WRITE_MULTIPLE_BLOCK，命令响应为R1，命 If you really want to access card with larger data transfers, use CMD18/CMD25 (read/write multiple block) instead. SDIDCON 0x5A00002C R/W SDI data control register /* 36. org. MX6-based SBC. Signed-off-by: Andrew SD card tutorial - Interfacing an SD card with a microcontroller over SPI (part 2 of 2) This is part 2 of the tutorial on SD card specifications. However I couldn't get the CMD25 to work. Practical guide for MCU bring-up and embedded debugging. I also found the following in the SDIO Card Interrupt section of the MX6Q reference manual. ESP32S3 Devkit-C + SD Card + plugging / Also want to add, I'm beginning to think sdmmc_req: sdmmc_host_wait_for_event returned 0x107 might be a power supply issue. xs, oam4yu, faxzc, ik9wc, jznqcz, zg, nwwyi, 9qic0, riglwh, 21hor, o6c9, tl0b8, wzo2yc, cwr, 6fpa, qeb, zleeo2g, xw, 2ghi, 4lm, nqx, ozc, eguumf, fkn, hmolc, uhvpbv, 1rgr, ykgt, eu, 3e,