Contents

 

 

 

 

 

4.6.3

Read circuit

4-11

 

4.6.4

Digital PLL circuit

4-12

4.7

Servo Control

4-13

 

4.7.1

Servo control circuit

4-13

 

4.7.2

Data-surface servo format

4-15

 

4.7.3

Servo frame format

4-17

 

4.7.4

Actuator motor control

4-18

 

4.7.5

Spindle motor control

4-19

CHAPTER 5

Interface

5-1

5.1

Physical Interface

5-2

 

5.1.1

Interface signals

5-2

 

5.1.2

Signal interface regulation

5-4

 

5.1.3

Electrical specifications

5-6

 

5.1.4

Connector pinouts

5-7

 

5.1.5

P11 function

5-8

 

5.1.6

Hot Plug

5-10

5.2

Logical Interface

5-11

 

5.2.1

Communication layers

5-12

 

5.2.2

Outline of the Shadow Block Register

5-13

 

5.2.3

Outline of the frame information structure (FIS)

5-14

 

5.2.4

Shadow block registers

5-22

5.3 Host Commands

5-27

 

5.3.1 Command code and parameters

5-27

 

5.3.2 Command descriptions

5-30

 

 

(1)

RECALIBRATE (X '10' to X '1F')

5-31

 

 

(2)

READ SECTOR(S) (X '20' or X '21')

5-32

 

 

(3)

WRITE SECTOR(S) (X '30' or X '31')

5-34

 

 

(4)

WRITE VERIFY (X '3C')

5-36

 

 

(5)

READ VERIFY SECTOR(S) (X '40' or X '41')

5-38

 

 

(6)

SEEK (X '70' to X '7F')

5-40

 

 

(7)

EXECUTE DEVICE DIAGNOSTIC (X '90')

5-41

 

 

(8)

INITIALIZE DEVICE PARAMETERS (X '91')

5-42

C141-E269

xi

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Fujitsu MHY2200BS, MHY2160BS, MHY2120BS, MHY2040BS, MHY2080BS, MHY2060BS, MHY2100BS manual Interface, Contents