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A PC-based diagnostic system according to claim 1, wherein said motherboard further comprises:Ī local control bus, address bus, and data bus Ī system controller connected to said processor by said local control bus, address bus, and data bus, said system controller providing a data and control signal interface between said processor and an externally-mounted keypad, and said system controller providing an industry standard architecture (ISA) bus interface between said motherboard and said backplane Ī power supply connected to an external power source for providing power to said system Ī plurality of BIOS ROMs for storing input/output programs Īn address decoder connected to said system controller and configured to provide a decoded address for retrieving said input/output programs from said BIOS ROMs under control by said system controller andĪn I/O chip for providing a parallel port interface, an RS-232 port interface, a floppy drive interface, a hard disk drive interface, a keyboard interface, a mouse interface, and an RS-485 interface, A PC-based diagnostic system according to claim 1, wherein said backplane board is configured such that said motherboard is positioned closer to said connection circuit than to said first and second I/O module connection ports when said motherboard and said connection circuit are connected to said backplane board.ĥ.
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A PC-based diagnostic system according to claim 1, wherein said connection circuit is configured to provide a connection to a PCMCIA module.Ĥ. A PC-based diagnostic system according to claim 1, wherein said first and second buses are industry standard architecture (ISA) buses.ģ. Wherein said backplane board provides data and instruction transfer between a processor housed on said motherboard and one of a first I/O module connected to said first I/O module connection port on said backplane board, a second I/O module connected to said second I/O module connection port, and a third module connected to said connection circuit, at least one of said first and second I/O modules being coupled to said unit under test to enable transfer of data between said PC-based diagnostic system and said unit under test, said data being used by said PC-based diagnostic system to diagnose said unit under test,Īnd wherein said first and second buses are coupled to each other via said backplane board to provide for transfer of information between said first, second and third I/O modules and said motherboard.Ģ. A PC-based diagnostic system for diagnosing a unit under test, comprising:Ī motherboard housed on a first circuit board Ī backplane housed on a second circuit board and coupled to said motherboard through a first bus, control lines and power lines, said second circuit board including a first and a second I/O module connection port Ī connection circuit housed on a third circuit board and connected to said backplane through a second bus andĪ keyboard adapter circuit housed on a fourth circuit board and connected to said motherboard through a data and control bus, said keyboard adapter circuit providing for connection of a keyboard to said motherboard, said keyboard providing for operator-entered data to be sent to said motherboard Programmable apparatus and method for testing computer peripheralsġ. Vehicle computer diagnostic interface apparatus Knowledge-based system having plural processors Interactive diagnostic system for an automotive vehicle, and methodĭual personal computer architecture peripheral adapter board and circuitĬentral maintenance computer system and fault data handling method
#EASE DIAGNOSTICS OBD2 FVI 12 CAN SOFTWARE#
Software controlled aircraft component configuration system Slave controller for effecting a block transfer of sixteen bit words between a memory and a data transfer busĮxpandable, mobile, modular microcomputer system for an off-road vehicle Pyramid learning architecture neurocomputer System and method for processing test measurements collected from an internal combustion engine for diagnostic purposes Removable function card for a programmable controller processorĭisplay control system with touch switch panel for controlling on-board display for vehicleĬonnection state confirmation system and method for expansion unitĮlectronic management system for heavy-duty trucks Local bus - I/O Bus Computer Architecture Method and system for extending system buses to external devicesĬomputer networking system including central chassis with processor and input/output modules, remote transceivers, and communication links between the transceivers and input/output modules Personal processor module and docking station for use therewith
#EASE DIAGNOSTICS OBD2 FVI 12 CAN PORTABLE#
Portable computer system for docking to an expansion base unit Flexible entry level or advanced level computer system