Thanks for the help, Sarin ----- Original Message ----- From: "Sarin Sukumar A" To: "Microcontroller discussion list - Public." Sent: Sunday, January 10, 2010 5:05 AM Subject: Re: EE. memory card > Actually i hv done that before two years... > i made that by looking in the sdcard specs of sandisk... and it > worked...but > about pullups it is recommended that refer the document again.. > > YOurs SaRIn.... > > > On Sun, Jan 10, 2010 at 3:09 PM, Dario Greggio wrote: > >> Matthew Schinkel ha scritto: >> > They are not pull-ups, they are voltage deviders. They are only there >> > for >> 5v to 3.3v conversion. SD cards are 3.3v >> >> >> Hmm, I see, ok I know. >> But from that schematic they really looked like pull-ups >> >> >> >> -- >> >> Ciao, Dario >> -- >> Cyberdyne >> -- >> http://www.piclist.com PIC/SX FAQ & list archive >> View/change your membership options at >> http://mailman.mit.edu/mailman/listinfo/piclist >> > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist