Fujitsu MHA2021AT, MHA2032AT manual Interface

Contents

4.6.3	Read circuit	4-12
4.6.4	Time base generator circuit				4-13
4.7	Servo Control	4-14
4.7.1	Servo control circuit			4-14
4.7.2	Data-surface servo format				4-18
4.7.3	Servo frame format 4-18
4.7.4	Actuator motor control			4-19
4.7.5	Spindle motor control			4-20
CHAPTER 5 Interface							5-1
5.1	Physical Interface		5-2
5.1.1	Interface signals		5-2
5.1.2	Signal assignment on the connector 5-2
5.2	Logical Interface		5-6
5.2.1	I/O registers	5-6
5.2.2	Command block registers				5-8
5.2.3	Control block registers			5-13
5.3	Host Commands		5-13
5.3.1	Command code and parameters					5-14
5.3.2	Command descriptions			5-16
5.3.3	Error posting	5-67
5.4	Command Protocol		5-69
5.4.1	Data transferring commands from device to host						5-69
5.4.2	Data transferring commands from host to device						5-71
5.4.3	Commands without data transfer					5-73
5.4.4	Other commands		5-74
5.4.5	DMA data transfer commands					5-74

5.5Timing 5-76

5.5.1	PIO data transfer	5-76
5.5.2	Single word DMA data transfer		5-78
5.5.3	Multiword DMA data transfer		5-79
5.5.4	Power-on and reset	5-79

C141-E042-01EN ix