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Gould Manuals
Computer Hardware
8002
Technical manual
Gould 8002 Technical Manual
Multi-function processor
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Contents
Table of Contents
Bookmarks
Table of Contents
Table of Contents
List of Tables
1 General Description
Introduction
Features
Physical Description
MFP Circuit Card
MFP Device Interface Circuit Card
Secondary General Purpose Device Interface Circuit Card
Functional Description
SCSI Ports
Asynchronous Communications Ports
Parallel Printer Port
System Timer
Software
Specifications
2 Controls, Indicators, and Connectors
Introduction
Controls, Indicators, and Connectors, MFP Circuit Card
Controls, MFP Circuit Card
Jumpers, MFP Circuit Card
On Line/Off Line Switch, MFP Circuit Card
Indicators, MFP Circuit Card
Connectors, MFP Circuit Card
Connector J4, Y-Bus
Connector Jl, Address and Control
Connectors J2 and J3, ROM-SIM
Controls, Indicators, and Connectors, MFP DI Circuit Card
Jumpers, MFP DI Circuit Card
Connectors, MFP DI Circuit Card
Connector Jl, SCSI Bus 1
Connector J3, Asynchronous Ports 0 - 3
Connector J4, Asynchronous Ports 4 - 7
Connector J5, External Interrupts and Clock
Connector J7, Line Printer
Connector J8, Turnkey Panel
3 Operation
Introduction
Overview
System Turnkey Panel Mode
I/O Command Doubleword
10CD Commands Supported by the MFP
Channel Control Command
Write Command
Read Command
Device Control Command
Sense Command
Transfer-In-Channel Command
10CD Real Data Address Fields
10CD Byte Count Field
I/O Status Doubleword
Subaddress
Status Flag Bits
Post Program Controlled Interrupt
Incorrect Length
Channel Program Check
Channel Data Check
Interface Check
Busy
Status Modifier
Controller End
Attention
Channel End/Device End
Unit Check
Unit Exception
Remaining Byte Count
CPU Scratch Pad and Interrupt Vectors
CPU Scratch Pad
Device Entry
Interrupt Entry
Interrupt Vector Table
Interrupts
Interrupt States
Interrupt States, Described
Interrupt State Control Flags
Interrupt State Events
Interrupt Instructions
Enable Channel Interrupt
Disable Channel Interrupt
Activate Channel Interrupt
Deactivate Channel Interrupt
Special MFP I/O Functionality
Start I/O Queuing
Sense Information
Real Time Functions
Introduction
Overview
Real Time Function Interrupts
Scratch Pad Entries
Internal Interrupt Polling
Interrupt Control Instructions
Software Interrupts
External Interrupts
External Interrupt Input
External Interrupt Output
Interval Timer
Real Time Clock
I/O Support
Introduction
Overview
SCSI Support
SCSI Initialization
SCSI Commands
Write (Direct and Sequential Access)
Read (Direct and Sequential Access)
Sense (Direct and Sequential Access)
Seek {Direct Access Only)
Reassign Block (Direct Access Only)
Write Many Filemarks (Sequential Access Only)
Rewind {Sequential Access Only)
Rezero (Direct Access Only)
Advance Record (Sequential Access Only)
Read Capacity {Direct Access Only)
Backspace Record (Sequential Access Only)
Space One Filemark (Sequential Access Only)
Backspace One Filemark (Sequential Access Only)
Set Mode (Sequential Access Only)
Write One Filemark (Sequential Access Only)
Reserve Unit (Direct and Sequential Access)
Inquiry (Direct and Sequential Access)
Release Unit (Direct and Sequential' Access)
Transfer Command Packet (Direct and Sequential Access)
Space Many Filemarks (Sequential Access Only)
Non-Optimized SCSI Support, Class Fl
Optimized SCSI Support, Class F2
Mixing Class Fl and F2 Protocols
Line Printer
Line Printer Control Commands
Do Paper Control
Line Advance Skip Count
Advance to Top of Form
Clear Line Printer Buffer
Post Print
Advance to Top of Form
Clear Line Printer Buffer
Line Printer Sense Command
Bus out Check
Operator Intervention Required
Command Reject
Top of Form
Beginning of Form
Off Line
Device Check
Device Power
Device Verify
Channel Status Responses
Normal Completion
Unit Check
Unit Exception
Asynchronous Port Write Commands
Write
Write with Input Subchannel Monitoring
Write with Hardware Flow Control Only
Asynchronous Port Read Commands
Read Echoplex
Read with Flow Control
Read with Hardware Flow Control Only
Asynchronous Port Control Commands
No Operation
Sense
Reset Data Terminal Ready
Set Data Terminal Ready
Reset Request to Send
Set Request to Send
Set Break
Disable Port Drivers
Transparent Flow Control
Define Parameters
Expansion Port
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Tedllnical Manual
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