CR11 Card Reader System Manual

Company:	Digital Equipment Corporation
Part:	DEC-11-HCRA-D
Date:	1971-10
Keywords:	PDP-11
Superseded by:	DEC-11-HCRB-D, CR11 Card Reader System Manual

Copies

Address:	http://bitsavers.org/pdf/dec/unibus/DEC-11-HCRA-D_CR11_Oct71.pdf
Site:	Al Kossow's Bitsavers
Format:	PDF
Size:	3596400 bytes (3.4 MiB)

Chapter 1 Introduction
- 1.1 Introduction
- 1.2 Scope
- 1.3 Specifications
- 1.4 Maintenance
- 1.5 Engineering Drawings
- 1.6 Terminology
Chapter 2 General Description
- 2.1 Introduction
- 2.2 System Operation
- 2.3 Card Reader
- 2.4 CR11 Controller
Chapter 3 Operation
- 3.1 Scope
- 3.2 Controls and Indicators
- 3.3 Card Handling Procedures
  - 3.3.1 Loading Cards
  - 3.3.2 Unloading Cards
  - 3.3.3 Correcting Error Conditions
- 3.4 Operating Procedures
  - 3.4.1 Off-Line Operation
  - 3.4.2 On-Line Operation
Chapter 4 Programming Information
- 4.1 Scope
- 4.2 Device Registers
- 4.3 Interrupts
- 4.4 Program Example
Chapter 5 Theory of Operation
- 5.1 Introduction
- 5.2 Address Selection
- 5.3 Interrupt Control
- 5.4 Status Register
  - 5.4.1 ERROR (Bit 15)
  - 5.4.2 CARD DONE (Bit 14)
  - 5.4.3 SUPPLY ERROR (Bit 13)
  - 5.4.4 CARD READER CHECK (Bit 12)
  - 5.4.5 TIMING ERROR (Bit 11)
  - 5.4.6 READER TRANSITION TO ON-LINE (Bit 10)
  - 5.4.7 BUSY (Bit 09)
  - 5.4.8 READER READY STATUS (Bit 08)
  - 5.4.9 COLUMN DONE (Bit 07)
  - 5.4.10 INTERRUPT ENABLE (Bit 06)
  - 5.4.11 EJECT (Bit 01)
  - 5.4.12 READ (Bit 00)
- 5.5 Data Buffer Register
- 5.6 Encoding Network
Appendix A GDI Card Readers
- A.1 Scope
- A.2 GDI Model 100 Card Reader
- A.3 GDI Model 100M Card Reader
Appendix B Card Reader Interface Signals
Appendix C Hollerith Code