Fujitsu MHZ2080BJ Product/Maintenance Manual page 15

4.6.3
4.6.4
4.7 Servo Control ................................................................................................. 4-12
4.7.1
4.7.2
4.7.3
4.7.4
4.7.5
CHAPTER 5 Interface..................................................................................... 5-1
5.1 Physical Interface............................................................................................. 5-2
5.1.1
5.1.2
5.1.3
5.1.4
5.1.5
5.1.6
5.2 Logical Interface ............................................................................................ 5-11
5.2.1
5.2.2
5.2.3
5.2.4
5.3 Host Commands............................................................................................. 5-27
5.3.1
5.3.2
C141-E280
Read circuit........................................................................................ 4-11
Digital PLL circuit............................................................................. 4-11
Servo control circuit .......................................................................... 4-12
Data-surface servo format.................................................................. 4-14
Servo frame format ............................................................................ 4-16
Actuator motor control ...................................................................... 4-17
Spindle motor control ........................................................................ 4-18
Interface signals ................................................................................... 5-2
Signal interface regulation ................................................................... 5-4
Electrical specifications ....................................................................... 5-6
Connector pinouts................................................................................ 5-7
P11 function......................................................................................... 5-8
Hot Plug ............................................................................................. 5-10
Communication layers ....................................................................... 5-12
Outline of the Shadow Block Register .............................................. 5-13
Outline of the frame information structure (FIS)............................... 5-14
Shadow block registers ...................................................................... 5-22
Command code and parameters......................................................... 5-27
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
Contents
xi