I/O. Other/Unknown
 | 3COM CORPORATION ISDN TA 3COMIMPACT IQ (3C882) Serial |
 | ACQUTEK CORPORATION Data acquisition XI-IM04 High-voltage inputs (4) XDI module |
 | ACQUTEK CORPORATION Data acquisition XI-PI08 Opto-isolated inputs (8) XDI module |
 | ACQUTEK CORPORATION Data acquisition XO-RR08 Relay outputs (8) XDI module |
 | ACQUTEK CORPORATION Data acquisition XO-SRA4, XO-SRD4 Relay outputs (4) XDI module |
 | AST RESEARCH, INC. Daughter board for SixPak 286 & Rampage Plus 286 G-12 I/O PACK 286-SP (1) Parallel, (1) Serial unknown |
 | BITTWARE RESEARCH SYSTEMS Expansion card MAKO 90-pin connectors (4) None |
 | BITTWARE RESEARCH SYSTEMS Expansion card REMORA 90-pin connectors (4) None |
 | CARROLL TOUCH Serial card RS-232 External |
 | COMPUTER MODULES, INC. Battery pack BBU-IR1, BBU-IR5 DC power out N/A (see technical note) |
 | CONNECT TECH, INC. Serial DFLEX-4/104 Serial ports (4) 8-bit PC/104 |
 | CTC UNION TECHNOLOGIES CO., LTD. Current Loop Converter IC485 IP-1 RS-485 via terminal block, RS-232 via DB-25 connector, DC power External |
 | CTC UNION TECHNOLOGIES CO., LTD. Current Loop Converter IC485 IP-2 RS-232 via DB25 connector, RS-485 via RJ-45 connector External |
 | CTC UNION TECHNOLOGIES CO., LTD. Current Loop Converter ICCL-2 Current loop via terminal block, RS-232 via DB-25 connector, DC power External |
 | DECISION COMPUTER INTERNATIONAL CO., LTD. Serial IPC4SER Serial ports (4) IPCCPU expansion bus |
 | DECISION COMPUTER INTERNATIONAL CO., LTD. Data acquisition IPC8255/8254 Digital I/O lines (24) IPCCPU expansion bus |
 | DECISION COMPUTER INTERNATIONAL CO., LTD. Data acquisition IPCIDDEC Serial port, input device port, relay output connector, expansion connector Serial |
 | DECISION COMPUTER INTERNATIONAL CO., LTD. Data acquisition IPCOPT Opto-isolated inputs (16) IPCCPU expansion bus |
 | DECISION COMPUTER INTERNATIONAL CO., LTD. Data acquisition IPCREL Relay controls (12), open collector outputs (4) IPCCPU expansion bus |
 | DPS INCORPORATED Digital I/O card PERCEPTION Composite video in, line in, line out (2), ISA connector, PCI connector, feature connector (2) 16-bit ISA/32-bit PCI |
 | ELECTRONIC ENERGY CONTROL, INC. Data acquisition ADC-16 Analog inputs (16), expansion ports (2) Serial |
 | ELECTRONIC ENERGY CONTROL, INC. Data acquisition ADC-4 Analog inputs (4), expansion ports (3) Serial |
 | ELECTRONIC ENERGY CONTROL, INC. Data acquisition AR-16 Relay outputs (16), expansion port Serial |
 | ELECTRONIC ENERGY CONTROL, INC. Data acquisition STA-16 Digital inputs (16), expansion ports (2) Serial |
 | EPSON, INC. Serial interface card NEW SERIAL INTERFACE #8143 Serial interface printer |
 | EVEREX SYSTEMS, INC. Multi-I/O card EV-18146 (PWA-0950A-0000) CPU ribbon connector, floppy drive interface, serial port 32-bit VESA Local Bus |
 | GESPAC Serial controller GESSIO-12 serial ports (4) Proprietary |
 | INNOVATIVE INTEGRATION Digital I/O card CADC64 (REV. B) Digital/analog I/O connector, factory test connector, memory expansion connector, serial port, emulation connector unknown |
 | INTELLICOM, INC. Parallel to serial interface converter BPS-16 Parallel port, serial port External |
 | INTELLICOM, INC. Parallel to serial interface converter BPS-64 Parallel port, serial port External |
 | IOTECH, INC. IEEE 488 PARALLEL488 IEEE 488 interface Parallel |
 | IOTECH, INC. IEEE 488 interface PERSONAL488/MM IEEE 488 bus 8-bit PC/104 |
 | IOTECH, INC. IEEE 488 SERIAL488A, SERIAL488/512K IEEE 488 interface Serial |
 | KOUWELL ELECTRONIC CORPORATION Serial card KW-509S Serial port (2) VL-bus |
 | MEDIA VISION TECHNOLOGY, INC. Bracket adapter MV 4000 BRACKET ADAPTER (650-0003-02) SCSI interface (2), Audio in (2) ISA |
 | MODULAR CIRCUIT TECHNOLOGY Security GATEKEEPER Boot lock unknown |
 | MOTOROLA, INC. Digital I/O card MPMC101 SCSI-2 connector PCI Mezzanine |
 | MOTOROLA, INC. Digital I/O card MPMC102 SCSI-2 connector PCI Mezzanine |
 | NATIONAL INSTRUMENTS Data-acquisition ER-16 Daisy-chain connector, relay outputs (16) DIO-24/DIO-32 connector |
 | NATIONAL INSTRUMENTS Data-acquisition ER-8 Daisy-chain connector, relay outputs (8) DIO-24/DIO-32 connector |
 | PATTON ELECTRONICS COMPANY Synchronous modem eliminator 1202 Serial ports (2) External |
 | PATTON ELECTRONICS COMPANY Synchronous modem eliminator 1203 Serial ports (2) External |
 | PATTON ELECTRONICS COMPANY Keyboard Adapter 2003 Serial port (RS-232/RS-485), keyboard port, PC port External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2014 25-pin serial port (RS-530), V.35 DTE interface via 34-pin connector External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2016 15-pin X.21 serial port, V.35 DTE interface via 34-pin connector External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2020 25-pin serial port, V.35 connector External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2021 25-pin serial port, X.21 interface via 15-pin connector External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2022 25-pin serial port, 37-pin connector (RS-449) External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2085 25-pin serial port (RS-232), network interface via RJ-45, RJ-11, 25-pin port or terminal block External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2089 9-pin serial port, network interface via RJ-45, RJ-11 or terminal block External |
 | PATTON ELECTRONICS COMPANY Synchronous modem eliminator 1200, 1201 Serial ports (2) External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2020N 25-pin serial port, V.35 connector External |
 | PATTON ELECTRONICS COMPANY V.35/RS-422 to HSSI Interface Converter 2040MC-MT V.35/RS-422 DCE/DTE port, HSSI DCE/DTE port, power External |
 | PATTON ELECTRONICS COMPANY V.35/RS-422 to HSSI Interface Converter 2040MT-MC V.35/RS-422 DCE/DTE port, HSSI DCE/DTE port, power External |
 | PATTON ELECTRONICS COMPANY RS-530 to HSSI Interface Converter 2042MC-MT RS-530 DCE/DTE port, HSSI DCE/DTE port, power External |
 | PATTON ELECTRONICS COMPANY RS-530 to HSSI Interface Converter 2042MT-MC RS-530 DCE/DTE port, HSSI DCE/DTE port, power External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2070/AX 25-pin DCE port, RJ-45 twisted pair interface, power External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2070/CX V.35 DCE port, RJ-45 twisted pair interface, power External |
 | PATTON ELECTRONICS COMPANY Interface Converter 2070/DX 15-pin DCE port, RJ-45 twisted pair interface, power External |
 | PATTON ELECTRONICS COMPANY Interface Converter 222N/222NS 25-pin serial port (RS-232), network interface via RJ-45, RJ-11, terminal block, or 25-pin connector External |
 | QUATECH, INC. A/D ADM12-11 unknown |
 | QUATECH, INC. A/D ADM8-10 unknown |
 | QUATECH, INC. Counter/Timer CTM-10/CTM-11 unknown |
 | QUATECH, INC. D/A DM12-10 unknown |
 | QUATECH, INC. D/A DM8-10 unknown |
 | QUATECH, INC. Data Acquisition OPIN-241 Solid-state relay, high-speed parallel, low-speed parallel N/A |
 | QUATECH, INC. Data Acquisition OPOUT-241 Solid-state relay, high-speed parallel, low-speed parallel N/A |
 | QUATECH, INC. A/D SMARTMUX ARI-12G unknown |
 | QUATECH, INC. I/O Card SMARTMUX DRI-200 Serial I/O unknown |
 | RAD DATA COMMUNICATIONS Serial interface converter CMN-C423/422 Serial port Proprietary |
 | RAD DATA COMMUNICATIONS Elastic buffer CMN-CEB Serial port Serial |
 | RESEARCH IN MOTION LIMITED X.25 PAD MX25 Printer/diagnostic port External |
 | SEA LEVEL SYSTEMS, INC. Serial card SIO-104 PC/104 connectors (2), serial port Unidentified |
 | SEALEVEL SYSTEMS, INC. Serial card C4-104 Serial ports (4), PC/104 connectors (2) Unidentified |
 | Silicom connectivity solutions Serial card Doubleserial dual rs-232 serial ports Serial ports (2) PCMCIA Type II |
 | TANDY/RADIO SHACK Serial card RS-232 UPGRADE BOARD Serial port SBus |
 | TEKNOR INDUSTRIAL COMPUTERS, INC. Serial Expansion card TEK-850 Parallel port, serial ports (2), PC/104 ports (2) unknown |
 | TEKNOR INDUSTRIAL COMPUTERS, INC. Serial Expansion card TEK-857 Serial ports (3), PC/104 connectors (2) unknown |
 | TERRATEC PROMEDIA Multi-I/O card AUDIOSYSTEM EWS64 XL MIDI ports (4), digital line in (2), digital line out (4), headphone out, 26-pin connector, 10-pin connector, headphone connector, wavetable connector External |