HP 2641A Reference Manual page 8

Character Protocols 5-7
Operating at High Speeds 5-7
Character Mode 5-8
Multicharacter Transfers 5-8
Block Mode 5-9
Full Duplex Operation 5-9
Teletype Compatible Communications 5-9
Half Duplex Operation (202 Modem
Compatibility) 5-12
Monitor Mode 5-16
Configuration 5-16
Block Protocols with 13260C or 13260D
Communications Accessory 5-25
Character Mode Transfers 5-25
Multi Character Transfers 5-25
Message Blocks " 5-25
Block Operation " 5-25
Block Protocol Control Sequences 5-29
Multipoint Communications 5-36
Control Sequences " .. 5-39
Configuration Procedure 5-41
Monitor Mode 5-47
Driver Mode 5-49
Section VI Page
STATUS
Introduction 6-1
Interpreting Status 6-1
Terminal Status " 6-1
Primary Terminal Status " 6-2
Secondary Terminal Status 6-4
Device Status 6-6
Section VII Page
INSTALLATION
Introduction 7-1
Opening the Terminal 7-2
Grounding Requirements 7-5
Selecting Line Voltage 7-5
Accessory Installation Procedures 7-6
64 Character Lower Case Rom 7-6
HP 13231A Display Enhancements 7-7
HP 13232 Cable Assemblies 7-8
CONTENTS (continued)
I
HP 13234A
(4K)
Terminal Memory Module 7-10
HP 13236B Cartridge Tape Unit 7-10
HP 13238A Terminal Duplex Register 7-11
HP 13245A Character Set Generation Kit 7-13
HP 13246A1B Printer Subsystem (9866) 7-13
HP 13250A Serial Printer Interface 7-13
HP 13260A,B,C,D Data Communications
Accessories 7-13
HP 13261A Device Support Firmware 7-15
HP 13349A Printer Subsystem (9871) 7-17
Power Supply Adjustment , . 7-17
Selecting Optional Operating Functions 7-17
Data Communications Cabling , 7-26
Interface Signals 7-26
Logic Levels 7-26
Cable Types 7-26
Point-to-Point Communications Cabling 7-29
Multipoint Communications Cabling 7-29
Power Down Protect Cabling 7-29
Fabricating Your Own Data Communica-
tions Cable 7-34
Self-Test 7-39
Basic Self-Test " 7-39
Cartridge Tape Unit Self-Test 7-43
Data Communications Self-Test 7-43
HP 2641A Display Station Differences 7-49
HP 2645S/N Display Station Differences 7-51
Appendix A Page
APPLICATIONS
A-I
Appendix B Page
REFERENCE TABLES B-1
Appendix C Page
COMMUNICATIONS FLOWCHARTS C-l
Appendix D Page
CARTRIDGE TAPE RETHREADING
PROCEDURE D-l
vii