Table of Contents
1. FEATURES ........................................................................................................... 2
2. BLOCK DIAGRAM ............................................................................................... 2
3. PIN SPECIFICATIONS ........................................................................................ 3
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
Host Interface (PCMCIA) .................................................................................... 3
NAND Flash Memory Interface .......................................................................... 4
External SRAM Interface .................................................................................... 5
Extended Bus Interface ...................................................................................... 5
Other Interfaces .................................................................................................. 5
Power Supply ....................................................................................................... 6
Pin Totals ............................................................................................................. 6
Pin Configuration ................................................................................................ 7
4. FUNCTIONS ........................................................................................................ 8
5. SECTOR FORMATTER AND SEQUENCER ....................................................... 9
5.1 Data Formats ....................................................................................................... 9
5.1.1 Data Format Within Sector ........................................................................ 9
5.1.2 Data Format Within Port .......................................................................... 10
5.1.3 Substitute Management Information Format ........................................... 11
5.2 Write Sector Commands .................................................................................. 12
5.2.1 Dual Port Control ..................................................................................... 12
5.2.2 Block Control ........................................................................................... 12
5.3 Substitute Processing (Defect Management) ................................................. 13
5.3.1 Substitute Management Information Format Processing ........................ 13
5.3.1.1 Sector Management .............................................................................. 13
5.3.1.2 Substitute Management Information Management ............................... 14
5.4 Generation of Substitute Management Information ...................................... 14
5.5 Substitute Processing....................................................................................... 15
5.6 Substitute Destination Detection Processing ................................................ 16
6. ATA REGISTERS ............................................................................................... 17
6.1
6.2
6.3
6.4
6.5
6.6
Memory Mapped Configuration ....................................................................... 17
I/O Mapped 16 Contiguous Registers Configuration .................................... 18
Primary I/O Mapped Configuration ................................................................. 18
Secondary I/O Mapped Configuration ............................................................ 19
True IDE Mapped Configuration ...................................................................... 19
ATA Registers .................................................................................................... 20
6.6.1 Data Register (Write/Read) ...................................................................... 20
6.6.2 Error Register (Read Only) ....................................................................... 20
6.6.3 Feature Register (Write Only) ................................................................... 20
6.6.4 Sector Count Register (Write/Read) ........................................................ 20
6.6.5 Sector Number Register (Write/Read) ..................................................... 21
6.6.6 Cylinder Low Register (Write/Read) ......................................................... 21
6.6.7 Cylinder High Register (Write/Read) ........................................................ 21
6.6.8 Drive Head Register (Write/Read) ............................................................ 21
6.6.9 Status Register & Alternate Status Register (Read Only) ........................ 22
6.6.10 Device Control Register (Write Only) ....................................................... 22
6.6.11 Command Register (Write Only) .............................................................. 22
OKI [ OKI ELECTRONIC COMPONETS ]
