A method for booting a host device from an MMC/SD device, a host device bootable from an MMC/SD device and an MMC/SD device method host device may be booted from

摘要

Systems and methods for booting a host device(s) from a peripheral device(s), via an interface, such as an MMC/SD interface, with power terminals, a data bus with data bus terminals, a clock line with a clock terminal and a command line with command terminal. Power is provided to the power terminals, and the command terminal of the MMC/SD or analogous interface is set during power-up to low. The data bus is monitored for a start bit of data transmission.