Temperature Requirements 2-2,2-4,2-5,2-7 Floppy Disk 2-5 Hard Disk 2-7 Power Supply 2-4 System 2-2 Timer Control Register Offsets 5-6 u User state 4-3,5-22 v Violation Detection 5-22 Violation Port Address Offset 5-22 Vector Interrupts 5-11,5-12 w WD1010 Winchester Drive Controller 4-4,5-36,5-39 WorkNet 1-1,4-4,5-4,6-1,6-2 Write From Device 6-11 x XENIX 1-3,4-3 XLA Bus 3-1,3-3,5-13,5-26,5-27,5-30,5-34 z Z-D0-7 Data Bus 3-1,3-3 Z-80A Address Bus 3-1,3-3 Z-80A Channel Test 6-20 Z-80A Controller 5-25 Z-80A Debug Command 6-11 Z-80A Initialization Test 6-20 Z-80A Memory Addressing 5-26 Z-80A Port Assignments 5-25 Z-80A Programming 5-27 Z-80A I/O Processor 1-1, 4-4 Z-80A I/O Processor Memory 5-26 Z-80A RAM 3-3,4-4,5-25 Z-80A ROM 3-3,4-4,5-25 1-5