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2.4.8.3
2.4.8.4
2.5
3.1
3.2
3.3
3.4
3.4.1
3.4.2
3.4.2.1
3.4.2.2
3.5
3.5.1
3.5.2
3.5.3
3.5.4
3.5.5
3.5.6
3.5.7
3.5.8
3.5.9
3.5.9.1
3.5.9.2
3.5.9.3
3.5.9.4
3.5.9.5
3.5.9.6
3.5.9.7
3.5.9.8
3.6
3.6.1
3.6.2
3.6.2.1
3.6.2.2
3.6.2.3
3.6.2.4
3.6.2.5
3.6.2.6
3.6.2.7
3.6.2.8
TABLE OF CONTENTS (Continued)
Tide
Page
General ........................................................................ 3-1
Command Control ...................................................... , ....... 3-1
Disk Status, Control Word 0 , ................................................... 3-3
Command Control, Control Word 1 ............................................. 3-4
Cylinders, Control Word 3 ..................................................... 3-6
LSB Memory Address, Control Word 5 ........................................... 3-7
Unit Select and MSB Memory Address, Control Word 6 ............................. 3-7
Interrupt and Controller Status, Control Word 1 ................................... 3-8
Disk Commands ............................................................. 3-10
Write Data Command ...................................................... 3-13
Seek Command ............................................................ 3-15
Restore Command ......................................................... 3-15
Sector Format ............................................................... 3-16
Gap 1 .................................................................... 3-11
Gap2 ..................................................................... 3-18
Data ..................................................................... 3-18
Gap 3 .................................................................... 3-18
4.1
General ........................................................................ 4-1
4.2
4.2.1
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Digital Systems Division