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Consumer Electronics ATA (CE-ATA) is an interface standard for the connection of storage devices and hosts in consumer electronic device such as mobile and handheld devices. One of the primary goals is to standardize connections for small form factor hard disk drives such as 1-inch Microdrives. The standard is maintained b
CE-ATA Workgroup


History

The CE-ATA Specification was developed in 2005.


Interface


MMC

CE-ATA is electrically and physically compatible with MMC specification. CE-ATA uses MMC connector on host devices and matching flex cable or circuit connection on CE-ATA hard disk drives.


Pin Assignment

{, class="wikitable" border="1" style="text-align: center;" , - ! Pin # ! Signal - x4 Data Lines ! Signal - x8 Data Lines , - , 1 , , Vss , , Vss , - , 2 , , DAT2 , , DAT2 , - , 3 , , DAT3 , , DAT3 , - , 4 , , Supply Voltage , , Vss , - , 5 , , CMD , , DAT4 , - , 6 , , Interface Voltage , , DAT5 , - , 7 , , CLK , , Supply Voltage , - , 8 , , Vss , , CMD , - , 9 , , DAT0 , , Interface Voltage , - , 10 , , DAT1 , , CLK , - , 11 , , Vss , , Vss , - , 12 , , Reserved , , DAT6 , - , 13 , , (Not Used) , , DAT7 , - , 14 , , (Not Used) , , Vss , - , 15 , , (Not Used) , , DAT0 , - , 16 , , (Not Used) , , DAT1 , - , 17 , , (Not Used) , , Vss , - , 18 , , (Not Used) , , Reserved


See also

*
AT Attachment Parallel ATA (PATA), originally , also known as IDE, is a standard interface designed for IBM PC-compatible computers. It was first developed by Western Digital and Compaq in 1986 for compatible hard drives and CD or DVD drives. The connection ...
(ATA) * MMC


External links


CE-ATA Workgroup

CE-ATA Digital Protocol Specification Revision 1.1

MultiMediaCard Association
AT Attachment