https://wiki.elphel.com/index.php?action=history&feed=atom&title=External_SATA_1%2C8%22_%2F_2%2C5%22_SSD 2026-08-18T14:07:08Z Revision history for this page on the wiki MediaWiki 1.43.9 https://wiki.elphel.com/index.php?title=External_SATA_1,8%22_/_2,5%22_SSD&diff=5652&oldid=prev 2009-03-28T23:38:31Z

<p></p> <p><b>New page</b></p><div>[[Image:SSD SATA 2,5.jpeg|thumb|trying the camera with external SATA SSD]]<br /> <br /> Just tried an external SATA 2,5&quot; SSD from Intel.<br /> <br /> Everything work perfectly and the SSD can be powered by the camera with a custom USB to SATA-power cable. Check the pinouts here: http://en.wikipedia.org/wiki/Serial_ATA <br /> <br /> More information about those SSD can be found on : http://www.intel.com/design/flash/nand/mainstream/index.htm<br /> <br /> # hdparm -i /dev/hda<br /> /dev/hda:<br /> Model=INTEL SSDSA2MH080G1GN, FwRev=045C8610, SerialNo=CVEM852500K5080DGN<br /> Config={ Fixed }<br /> RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=0<br /> BuffType=(0) unknown, BuffSize=0kB, MaxMultSect=16, MultSect=off<br /> CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=156301488<br /> IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}<br /> PIO modes: pio0 pio3 pio4 <br /> DMA modes: mdma0mdma1*mdma2<br /> UDMA modes: udma0 udma1 udma2 <br /> AdvancedPM=no WriteCache=enabled<br /> Drive conforms to: ATA/ATAPI-7 T13 1532D rev.1: ATA/ATAPI-2 ATA/ATAPI-3 ATA/ATAPI-4 ATA/ATAPI-5 ATA/ATAPI-6 ATA/ATAPI-7<br /> * current active mode<br /> <br /> and we measured about 18MB/sec write speed (limited by the ETRAX FS CPU), /dev/circbuf is ~19MB pseudo file in the camera: <br /> # time dd if=/dev/circbuf of=/var/hdd/test1.dd bs=1M<br /> 18+1 records in<br /> 18+1 records out<br /> real 0m 1.07s<br /> user 0m 0.01s<br /> sys 0m 1.01s</div>

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