Specifications

2.1.2.3 TQK70 Controller
The TQK70 controller module provides the interface between the TK70 tape
drive and the Q22-bus. The controller uses the Tape Mass Storage Control
Protocol
(TMSCP).
Functional Information
Controller protocol
Supported drives
Drives
per controller
Drive interconnect
Controllers
per system
Ordering Information
Performance
Data throughput rate
Read/Write data transfers
Buffer size
Configuration Information
Form factor
Power requirements
Power consumption
Bus loads
TMSCP
TK70
1
Direct
1 maximum
Included as part of base system
125 Kbytes/second
Up to 16-byte burst mode DMA, truncated to 8-
word
burst mode if another device is requesting
the bus
64 Kbytes
Dual height
+5 Vdc, 3.0 A
+12 Vdc,
0.0 A
15.0W
4.3 ac
0.5 dc
Option Specifications 2-7