RCA Spectra 70 User Manual

LIST OF TABLES
LIST OF
ILLUSTRA liONS
CONTENTS (Cont'd)
Page
Table 1. Basic Hexadecimal Marking System .................. 3
Table
2. Use of General Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Table 2A. Analysis of Model 70/46 Move Instruction Results ... 15
Table 2B. Analysis
of Overlapped and Non-Overlapped Fields of
Model 70/46 Move Instruction. . . . . . . . . . . . . . . . . . . . . . 15
Table 3. Processor
State Registers ........................... 17
Table
4. Instruction Length Codes ........................... 17
Table
5. Interrupt State Identifier Codes . . . . . . . . . . . . . . . . . . . . . . 18
Table
6. Program Indicator Codes ........................... 19
Table
7. Register Addressing in Processor States . . . . . . . . . . . . . . . 21
Table 8. Interrupt Conditions and Priority ................... 22
Table
9. Interrupt Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Table 10. Command
Code Operations ......................... . 41
Table 11. Input/Output Channel Registers ..................... 45
Figure 1. Data Formats ................................... .
Figure 2. 70/46 Translation Flow ........................... .
Figure 3. Functional Logic of Automatic Interrupt ........... .
Figure 4. Functional Logic of Program Control Instruction ... .
Figure 5. Functional Logic of Start Device Instruction ........ .
Figure 6. Functional Logic of Halt Device Instruction ........ .
Figure 7. Functional Logic of Test Device Instruction ........ .
Figure 8. Functional Logic of Check Channel Instruction ...... .
Figure 9. Functional Logic of Servicing a Data Transfer ...... .
Figure 10. Functional Logic of End and Chaining Servicing .... .
Figure 11. Functional Logic of Interrupt Servicing ........... .
Figure 12. Dual-Processor Complex ........................... .
Figure 13. Master/Satellite Complex .......................... .
Figure 14. Maximum Multi-Processor Complex ................ .
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RCA Spectra 70 Specifications

General

Brand	RCA
Model	Spectra 70
Category	Computer Hardware
Language	English