Abstract: A communication device for a target integrated circuit chip having a digital processor, an on-chip emulator for controlling the digital processor and for collecting operation data from the digital processor for communicating to off-chip circuitry, and a target on-chip universal serial bus interface connected to the on-chip emulator, the communication device including an Ethernet port, an universal serial bus port and a further integrated circuit chip having on-chip universal serial bus interface, the on-chip Ethernet interface being connected to the Ethernet port, the interfaces being connected to the processing circuitry for translating between Ethernet protocol data on an Ethernet bus connected to the Ethernet port and universal serial bus data for the target on-chip universal serial bus interface.

Abstract: A debugging system comprising a host computer system and a target device, said target device having an embedded digital processor on an integrated circuit chip, an on-chip emulation device coupled to said digital processor, the on-chip emulation device being operable to control said digital processor and to collect information about the operation of said digital processor, the on-chip emulation device having a communication port operable to receive information from and emit information to the host computer system wherein said debugging system further comprises an interface on said integrated circuit chip having a first port connected to said communication port of said on-chip emulation device and a second port connected to a universal serial bus, said host computer system having a universal serial bus port connected to said universal serial bus wherein said host computer system comprises a proxy server program for managing the universal serial bus port to enable communication over said universal serial bus, a

Abstract: An integrated circuit chip comprising embedded digital processor and an on-chip emulation device coupled to said digital signal processor, said emulation device being operable to control said digital processor and to collect information about the operation of said digital processor, the on-chip emulation device having a communication port for off-chip communication, the chip further comprising an on-chip interface having a first port connected to said communication port of said on-chip emulation device and a second port for connection to a non-proprietary bus wherein said interface is operable to convert between a format suitable for said on-chip emulation device and a format suitable for said non-proprietary bus.

Abstract: There is disclosed a method of communicating with an integrated circuit chip having plural components thereon, the components including digital processing circuitry and an on-chip emulator connected to the digital processing circuitry for initiating command and control sequences for the digital processing circuitry in response to externally applied signals or in response to detected states of the digital processing circuitry.

Abstract: There is disclosed a method of communicating with an integrated circuit chip having plural components thereon, the components including digital processing circuitry and an on-chip emulator connected to the digital processing circuitry for initiating command and control sequences for the digital processing circuitry in response to externally applied signals or in response to detected states of the digital processing circuitry.

Abstract: A debugging system comprising a host computer system and a target device, said target device having an embedded digital processor on an integrated circuit chip, an on-chip emulation device coupled to said digital processor, the on-chip emulation device being operable to control said digital processor and to collect information about the operation of said digital processor, the on-chip emulation device having a communication port operable to receive information from and emit information to the host computer system wherein said debugging system further comprises an interface on said integrated circuit chip having a first port connected to said communication port of said on-chip emulation device and a second port connected to a universal serial bus, said host computer system having a universal serial bus port connected to said universal serial bus wherein said host computer system comprises a proxy server program for managing the universal serial bus port to enable communication over said universal serial bus, a

Abstract: A communication device for a target integrated circuit chip having a digital processor, an on-chip emulator for controlling said digital processor and for collecting operation data from said digital processor for communicating to off-chip circuitry, and a target on-chip universal serial bus interface connected to said on-chip emulator, the communication device comprising an Ethernet port, a universal serial bus port and a further integrated circuit chip having on-chip processing circuitry, on-chip memory circuitry, an on-chip Ethernet interface and an on-chip universal serial bus interface, said on-chip Ethernet interface being connected to said Ethernet port, the said interfaces being connected to said processing circuitry for translating between Ethernet protocol data on an Ethernet bus connected to said Ethernet port and universal serial bus data for said target on-chip universal serial bus interface.

Abstract: An integrated circuit chip comprising embedded digital processor and an on-chip emulation device coupled to said digital signal processor, said emulation device being operable to control said digital processor and to collect information about the operation of said digital processor, the on-chip emulation device having a communication port for off-chip communication, the chip further comprising an on-chip interface having a first port connected to said communication port of said on-chip emulation device and a second port for connection to a non-proprietary bus wherein said interface is operable to convert between a format suitable for said on-chip emulation device and a format suitable for said non-proprietary bus.