Digital command sets and interfaces
		
		
		
		
		
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…for communicating with peripherals
Command sets
Disks
Parallel
Serial
Printers
- HP-GL
 - Hewlett Packard Graphics Language
 - 2-letter mnemonic graphics language
 - HP-GL/2 added support for compressed files and a larger 
advanced instruction set
 - More than 50 instructions[1]
 - HP RTL
 - Hewlett-Packard Raster Transfer Language
 - Created for HP DesignJet inkjet plotters[2]
 
General / Other
- GBIB(sp?)
 
The 9134A/B used the AMIGO command set. The 9134D/H used the SS/80 command set. The 9134XV used the AMIGO command set.
The 9134H could be connected to IBM-compatible PCs using the 88500A HP-IB interface
Interfaces
- HP-IB
 - IEEE-488
 - Up to 15 devices per interface, each set to an address 0–30 (#21 reserved for desktop computer; #31 indicates device is in ‘listen-only’ mode)
 - 265X terminal
 - 30-pin hooded edge connector
 - 264X terminal
 - 14-pin multipoint connectors (edge-connector style?)
 - 262X terminal
 - 50-pin male connector (Centronics-style)
 - HP-IL
 - Hewlett-Packard Interface Loop[3]
 - for connection between calculators and plotters
 - two-wire cables; closed-loop system (schematic)
 
Disks
Parallel
Serial
Human-interface
- PC/AT2
 - Mini-DIN
 - Honeywell quadrature signaling
 - (e.g. for ITAC Trackballs)
 - HP-HIL
 - Sun keyboard interface
 - Apple Desktop Bus (ADB)
 - USB
 
Printers
- bit serial ASCII
 - 110, 150, 300 baud
 - bit serial IBM correspondence
 - BCD, or EBCD
 - operated at 134.5 baud
 
General-purpose
Parallel
Serial
See also
- Data Terminals Cabling Manual
 - HP publication number 02640-90185
 - 35+ cable types
 
Networking
- DEC VT320/220/102/52
 - NS/VT
 - LAT
 - SPX/IPX
 - NDIS
 - ODI
 - OLTP
 - X.25
 - V24/V28/V32
 - V.35/4
 - 19.2 kb/s
 - OSI services: MMS, FTAM, X.400
 - TCP, UDP, IP, SLIP
 - ARPA, NFS, BSD sockets API
 - NCS, LM/X, NS
 - IBM 3770 for System 370
 - IEEE 802.5 Token Ring
 
Modem control signals:
- Bell: DTR, DCD
 - CCITT: DTR, DCD, DSR, RTS, CTS, RI
 
Glossary
- CSU
 - Channel Service Unit
 - DSU
 - Data Service Unit
 - DTC
 - Datacommunications and Terminal Controller
 - FDDI
 - Fiber Distributed Data Interface
 - ISO 9314
 - FDDI SAS
 - Single Attached Station
 - MIO
 - Modular I/O slot (HP proprietary)
 - NETIPC
 - Network Interprocess Communication
 - NFT
 - Network File Transfer
 - SDLC line
 - Virtual Terminal Access