Protocol adapter for transferring diagnostic signals between in-vehicle networks and a computer
A protocol adapter for simultaneously communicating with one or more remote computers over any one of a plurality of protocols. The adapter includes a motherboard having an integrated CPU, a plurality of interface modules, a plurality of device drivers and a plurality of daughter-board module slots. The protocol adapter further includes at least one daughter-board interface module mounted in one of the plurality of daughter-board slots. The at least one daughter-board modules expands the number of protocols of the adapter beyond those protocols being run by the motherboard.
1. A circuit board having quick-start data logging capability and is functional with a protocol adapter for providing communication between a vehicle network and a host computer in one or more of a plurality of protocols, said circuit board comprising:
a removable circuit board configured to connect between a protocol adapter and a vehicle network;
a circuit of said removable circuit board in communication with a vehicle network and a host computer;
at least one transceiver circuit selectively in electrical communication with said circuit, said at least one transceiver circuit supporting at least one vehicle network protocol;
a volatile memory device in electrical communication with said circuit, such that said volatile memory device is operable to receive data from a vehicle network operating in said vehicle network protocol prior to said protocol adapter and said host computer completing boot up; and
wherein said circuit is operational and begins immediate logging of vehicle network data onto said volatile memory prior to the host computer and the protocol adapter having completed booting up.
2. The circuit board according to claim 1 , wherein said circuit board is removable from said protocol adapter and is used with other protocol adapters.
3. The circuit board to claim 1 , said volatile memory device further comprising a synchronous dynamic random access memory (SDRAM) device.
4. The circuit board according to claim 1 , wherein said circuit is a field programmable gate array.
5. The circuit board according to claim 1 , wherein said circuit is a microprocessor.
6. The circuit board according to claim 1 , wherein said one or more of a plurality of protocols are selected from the group consisting of controller area network protocols, SAE J1708 protocols, SAE J1939 protocols, J1850 protocols, key word protocol 2000, and UART-based protocols.
7. The circuit board according to claim 1 , wherein the at least one transceiver circuit is a transceiver card selectively in electrical communication with said circuit board.
8. The circuit board according to claim 1 , wherein said at least one transceiver circuit is one selected from the group consisting of J1850, UBP, CCD, SCI, CAN, J1587, J1939, J2284, J2411, ISO 11992, ISO 9141-2 and KWP2000 modules.
9. A circuit board having quick-start data logging capability and is functional with a protocol adapter for providing communication between a vehicle network and a host computer in one or more of a plurality of protocols, said circuit board comprising:
a removable circuit board configured to connect between a protocol adapter and a vehicle network;
a circuit of said removable circuit board in electrical communication with other components of a protocol adapter, said circuit being operable to communicate with a vehicle network operating in more than one of a plurality of protocols;
one or more transceiver circuits in electrical communication with said circuit, said one or more transceiver circuits providing communication between said protocol adapter and said vehicle network in said one or more plurality of protocols; and
a volatile memory device in electrical communication with said circuit, wherein said circuit is operational and begins immediate logging of vehicle network data onto said volatile memory prior to the host computer and the protocol adapter having completed booting up.
10. The circuit board according to claim 9 , wherein said circuit board is removable from said protocol adapter and is used with other protocol adapters.
11. The circuit board according to claim 9 , said volatile memory device further comprising a synchronous dynamic random access memory (SDRAM) device.
12. The circuit board according to claim 9 , wherein said circuit is one selected form the group consisting of a field programmable gate array and a microprocessor.
13. The circuit board according to claim 9 , wherein said at least one transceiver circuit is one selected from the group consisting of J1850, UBP, CCD, SCI, CAN, J1587, J1939, J2284, J2411, ISO 11992, ISO 9141-2 and KWP2000 modules.
14. The circuit board according to claim 9 , wherein said one or more of a plurality of protocols are selected from the group consisting of controller area network protocols, SAE J1708 protocols, SAE J1939 protocols, J1850 protocols, key word protocol 2000, and UART-based protocols.
15. The circuit board according to claim 9 , wherein said transceiver circuit is part of a transceiver card selectively mounted to said circuit board.
16. A circuit board having quick-start data logging capability and is functional with a protocol adapter for providing communication between a vehicle network and a host computer in one or more of a plurality of protocols said circuit board comprising:
a removable circuit board configured to connect between a protocol adapter and a vehicle network;
a field programmable gate array (FPGA) on said removable circuit board in communication with a vehicle network and a host computer;
at least one transceiver card selectively mounted to said circuit board and in electrical communication with said field programmable gate array; and
a volatile memory device in electrical communication with said field programmable gate array, wherein said field programmable gate array is operational and begins immediate logging of vehicle network data onto said volatile memory prior to the host computer and the protocol adapter having completed booting up.
17. The circuit board according to claim 16 , wherein said circuit board is removable from said protocol adapter and is used with other protocol adapters.
18. The circuit board according to claim 16 , said volatile memory device further comprising a synchronous dynamic random access memory (SDRAM) device.
19. The circuit board according to claim 16 , wherein said one or more of a plurality of protocols are selected from the group consisting of controller area network protocols, SAE J1708 protocols, SAE J1939 protocols, J1850 protocols, key word protocol 2000, and UART-based protocols.
20. The circuit board according to claim 16 , wherein the at least one transceiver card includes a transceiver circuit which expands the number of said plurality of protocols used for communication between said field programmable gate array and said vehicle network, and between said vehicle network and said host computer.
21. The circuit board according to claim 16 , wherein said at least one transceiver circuit is one selected from the group consisting of J1850, UBP, CCD, SCI, CAN, J1587, J1939, J2284, J2411, ISO 11992, ISO 9141-2 and KWP2000 molecules.