ID246PXX 查看數據表（PDF） - Sharp Electronics

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ID246PXX

Flash Memory Card

Sharp Electronics 

SHARP

ID246 SERIES PRODUCT OVERVIEW

2

Contents

1. Intnxluction .................................................................................................................

P. 3

2. Features .......................................................................................................................

P. 3

3. Block Diagram ............................................................................................................

P. 4

4. Pin Connections ..........................................................................................................

5. Signal Description ......................................................................................................

6. Functions .....................................................................................................................

P. 5

P. 6

P. 7

6. 1 Common Memory.. ......................................................................................... P. 7

6. 2 Attribute Memory ................ ........................................................................... P. 8

6. 3 Function Table ................................................................................................

7. Card Information Structure (CIS) ...............................................................................

8. Card Control ...............................................................................................................

P. 9

P. 9

P. 12

8. 1 Reset .............................................................................................................

P. 12

8. 2 Status Register ................................................................................................ P. 12

8. 3 Write Protect Switch ....................................................................................... P. 12

8. 4 Identifier Codes. .............................................................................................. P. 12

9. Component Management Register (CMR) ................................................................. P. 15

10. Commad Definitions.. ............................................................................................... P. 17

10. 1 Query Command.. ....... .................................................................................... P. 18

lo. 2 STS Configuration Command ........................................................................ P. 21

11. Electrical Specifications ............................................................................................. P. 22

11. 1 Absolute Maximum Ratings ........................................................................... P. 22

11. 2 Recommended Operating Conditions. ............................................................ P. 22

11. 3 Capacitance ..................................................................................................... P. 22

11. 4 AC Input/Output Test Conditions .................................................................. P. 22

12. DC Characteristics ...................................................................................................... P. 23

13. AC Characteristics ...................................................................................................... P. 25

13. 1 Common Memory Read Operations ............................................................... P. 25

13. 2 Command Write Operations : Common Memory .......................................... P. 27

13. 3 Attribute Memory Read Operations ............................................................... P. 33

13. 4 Attribute Memory Write Operations .............................................................. P. 34

13. 5 Power-Up/Power Down.. ................................................................................ P. 35

14. Specification Changes ................................................................................................ P. 36

15. Other Precautions.. ...................................................................................................... P. 36

16. External Diagrams ...................................................................................................... P. 37

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