On Tue, 23 Feb 2021 15:40:22 -0800 (PST), in gmane.comp.hardware.beagleboard.user ha ppay <[email protected]> wrote:
>I thought that the SDHC/MMC are type of media, and "high speed" indicates >4-bit mode. https://en.wikipedia.org/wiki/MultiMediaCard#Table For the most part, high speed is likely any mode that is not using a single data line (1-bit) mode. eMMC is based on an 8-bit mode, and does not support 1-bit SPI mode. SDxx supports 1-bit (both SPI and MMC) modes, and 4-bit mode -- but does not support an 8-bit mode (not enough pins) -- Dennis L Bieber -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/pv4b3gdbpacl4ki36kj40kacone627bpg1%404ax.com.
