Detecting device and method for determining type and insertion of flash memory card

Abstract

A detecting device for determining type and insertion of flash memory card is provided, which comprises a flash memory card interface which comprises a plurality of flash memory card slots, a control module detecting signals transmitted from the plurality of flash memory card slots and a bus which comprises a plurality of detecting wires and a plurality of signal wires, wherein one side of each detecting wire is respectively connected to detect pin of each flash memory card slot, and the other side is respectively connected to the control module, one side of each signal wire is connected to all data pins of those flash memory card slots in a predetermined corresponding way, and the other side is connected to the control module. A detecting method for determining type and insertion of flash memory card is provided, which comprises detecting the voltage level transitions of wires connected to pins of a plurality of flash memory card slots, wherein the wires are described above, and determining type of inserted flash memory card by the voltage level transitions of those wires.

1 . A detecting method for determining type and insertion of flash memory card, comprising: 
 detecting the voltage level transitions of wires connected to pins of a plurality of flash memory card slots, wherein the wires are divided into detecting wires and signal wires, and one side of each detecting wire is respectively connected to detect pin of each flash memory card slot, and the other side is respectively connected to a control module, one side of each signal wire is connected to all data pins of those flash memory card slots in a predetermined corresponding way, and the other side is connected to the control module; and    determining insertion, type and numbers of at least one flash memory card by the voltage level transitions of those wires.    
   
   
       2 . The detecting method of  claim 1 , further comprising: 
 comparing the database of corresponding transitions of pins of each flash memory card, determining insertion, type and numbers of flash memory cards, and accessing data.    
   
   
       3 . The detecting method of  claim 1 , further comprising: 
 showing at least a warning message when more than one kind of flash memory card are inserted; and    executing the corresponding flash memory card program when only one kind of flash memory card is inserted.    
   
   
       4 . The detecting method of  claim 1 , further comprising: 
 executing the corresponding flash memory card program when only one inserted flash memory card is detected; and    showing at least a warning message when at least two inserted flash memory cards are inserted.    
   
   
       5 . The detecting method of  claim 1 , wherein those flash memory card slots are combinations of the following five flash memory cards: Compact Flash Card (CF Card), Smart Media Card (SM Card), Secure Digital Card (SD Card), Multi Media Card (MMC Card) and Memory Stick Card (MS Card).  
   
   
       6 . The detecting method of  claim 1 , wherein determining the inserted flash memory card is Compact Flash Card (CF Card) when pin CFCD 0 _ and pin CFCD 1 _ both are transited to low.  
   
   
       7 . The detecting method of  claim 1 , wherein determining the inserted flash memory card is Smart Media Card (SM Card) when pin SMCD_ is transited to low.  
   
   
       8 . The detecting method of  claim 1 , wherein determining the inserted flash memory card is Secure Digital Card (SD Card) when pin SDD 3 _CD is transited to high.  
   
   
       9 . The detecting method of  claim 1 , wherein determining the inserted flash memory card is Secure Digital Card (SD Card) when pin SDCD is transited to low.  
   
   
       10 . The detecting method of  claim 1 , wherein determining the inserted flash memory card is Multi Media Card (MMC Card) when pin SDCD is transited to low.  
   
   
       11 . The detecting method of  claim 1 , wherein determining the inserted flash memory card is Memory Stick Card (MS Card) when pin MSINS is transited to low.  
   
   
       12 . A detecting device for determining type and insertion of flash memory card, comprising: 
 a flash memory card interface which comprises a plurality of flash memory card slots;    a control module detecting at least one signal transmitted from the plurality of flash memory card slots; and    a bus which comprises a plurality of detecting wires and a plurality of signal wires, wherein one side of each detecting wire is respectively connected to detect pin of each flash memory card slot, and the other side is respectively connected to the control module, one side of each signal wire is connected to all data pins of those flash memory card slots in a predetermined corresponding way, and the other side is connected to the control module.    
   
   
       13 . The detecting device of  claim 12 , wherein the wires of data pins of those flash memory card slots can be respectively connected inside the flash memory card interface in the predetermined corresponding way and become a plurality of single signal wires connected to the control module.  
   
   
       14 . The detecting device of  claim 12 , wherein the wires of data pins of those flash memory card slots can be respectively connected outside the flash memory card interface in the predetermined corresponding way and become a plurality of single signal wires connected to the control module.  
   
   
       15 . The detecting device of  claim 12 , wherein the plurality of flash memory card slots are corresponded to at least two different kinds of flash memory cards.  
   
   
       16 . The detecting device of  claim 12 , wherein the plurality of flash memory card slots are corresponded to at least two flash memory cards.  
   
   
       17 . The detecting device of  claim 12 , when detecting at least two different kinds of flash memory cards inserted in those flash memory card slots, then at least a warning message is showed to users.  
   
   
       18 . The detecting device of  claim 12 , when detecting at least two flash memory cards inserted in those flash memory card slots, then at least a warning message is showed to users.  
   
   
       19 . The detecting device of  claim 12 , when detecting only one flash memory card inserted in those flash memory card slots, then executing the corresponding flash memory card program.  
   
   
       20 . The detecting device of  claim 12 , wherein the signal wires are connected to pins of each flash memory card slot for accessing data and address.  
   
   
       21 . The detecting device of  claim 12 , wherein the control module having the functions of accessing data of flash memory card.  
   
   
       22 . The detecting device of  claim 12 , wherein the control module having the functions of detecting type and numbers of inserted flash memory card.  
   
   
       23 . The detecting device of  claim 12 , wherein those flash memory card slots are combinations of the following five flash memory cards: Compact Flash Card (CF Card), Smart Media Card (SM Card), Secure Digital Card (SD Card), Multi Media Card (MMC Card) and Memory Stick Card (MS Card).  
   
   
       24 . The detecting device of  claim 12 , wherein determining the inserted flash memory card is Compact Flash Card (CF Card) when pin CFCD 0 _ and pin CFCD 1 _ both are transited to low.  
   
   
       25 . The detecting device of  claim 12 , wherein determining the inserted flash memory card is Smart Media Card (SM Card) when pin SMCD_ is transited to low.  
   
   
       26 . The detecting device of  claim 12 , wherein determining the inserted flash memory card is Secure Digital Card (SD Card) when pin SDD 3 _CD is transited to high.  
   
   
       27 . The detecting device of  claim 12 , wherein determining the inserted flash memory card is Secure Digital Card (SD Card) when pin SDCD is transited to low.  
   
   
       28 . The detecting device of  claim 12 , wherein determining the inserted flash memory card is Multi Media Card (MMC Card) when pin SDCD is transited to low.  
   
   
       29 . The detecting device of  claim 12 , wherein determining the inserted flash memory card is Memory Stick Card (MS Card) when pin MSINS is transited to low.