CE-ATA
{{Short description|Interface for small hard drives}}
{{No footnotes|date=September 2022}}
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 by the 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 (ATA)
- MMC
External links
- [https://web.archive.org/web/20090208022637/http://ce-ata.org/ CE-ATA Workgroup]
- [https://web.archive.org/web/20071212082418/http://www.ce-ata.org/docs/ceata_1_1_gold.pdf CE-ATA Digital Protocol Specification Revision 1.1]
- [https://web.archive.org/web/20090504081108/http://www.mmca.org/ MultiMediaCard Association]