> Can't remember where I found it... probably from googling > around... But I > downloaded it from the internet, the MMC Product Manual.. > Might be the same > doc you have.. It says that the command "bits" in the command > field is the > number for the command.. ie. CMD39 is "100111"... Does it also state what the effect of CM39 is supposed to be? Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist