You can do a web search for the real answer, of course, but I seem to
remember the phrase "up to 10 Mb/second"...
Dave Johnson
At 9:07 PM -0500 3/19/01, DIAMOND JEFF wrote:
>Relative to the core Palm bus speed of roughly 14 megabytes/second
>thoughput (observed)
>
>The Springboard expansion slot has a tolerable*, but slow transfer rate
>of about 1.5 megabytes/second.
>
>SmartMedia cards are also just on the edge of tolerable - while Sandisk
>are only about 0.5 MB/second, Lexar makes media that is 1.5 MB/second.
>
>
>The Sony memory sticks are horrible - 0.25 megabtes/second read and 0.06
>megabytes/second write speed - fast only when you compare with the
>internet.
>
>=> So now the big question - how fast are Secure Digital cards? They
>claim speed is their big asset. <=
>
>Thanks!
>- Jeff
>
>
>
>
>
>* To illustrate "tolerable", a 160 x 160 16-bit display being copied
>could achieve less than 15 frames per second at 1.5 megabytes/second.
>Of course, you can copy all your data files into "RAM", but that takes
>time too: An 8-meg springboard cartridge would take over 5 seconds to
>copy into "RAM".
>
>
>--
>For information on using the Palm Developer Forums, or to
>unsubscribe, please see
>http://www.palmos.com/dev/tech/support/forums/
--
For information on using the Palm Developer Forums, or to unsubscribe, please see
http://www.palmos.com/dev/tech/support/forums/
