JEDEC JESD84-A441
EMBEDDED MULTIMEDIACARD(e*MMC) e*MMC/CARD PRODUCT STANDARD, HIGH CAPACITY, including Reliable Write, Boot, Sleep Modes, Dual Data Rate, Multiple Partitions Supports, Security Enhancement, Background Operation and High Priority Interrupt (MMCA, 4.41)
standard by JEDEC Solid State Technology Association, 03/01/2010