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IEEE 1149.7 cJTAG IP

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  • cjTAG IEEE 1149.7 DTS Adapter
    • IEEE 1149.1 interface to existing test/debug hardware
    • IEEE 1149.7 interface to target system(s)
    • Supports all IEEE 1149.7 scan formats
    • Supports all IEEE 1149.7 scan topologies
    Block Diagram -- cjTAG IEEE 1149.7 DTS Adapter
  • cjTAG IEEE 1149.7 Compact TAP Controller
    • Supports IEEE 1149.7 classes 0–5 (selected through hardware configuration parameter)
    • Partitioned along IEEE 1149.7-specified functional boundaries (so that only the required hardware is included):
    • Supports all mandatory and optional scan formats: JScan0–3, SScan0–3, OScan0–7, and MScan
    • Supports all mandatory and optional cJTAG commands
    Block Diagram -- cjTAG IEEE 1149.7 Compact TAP Controller
  • JTAG 2-Wire to 4-Wire Adapter
    • IEEE 1149.1 and IEEE 1147.7 compatible.
    • Small logic overhead.
    • Clock frequencies to 25MHz.
    Block Diagram -- JTAG 2-Wire to 4-Wire Adapter
  • IEEE 1149.7 DTS Adapter IP
    • Compliant with IEEE 1149.7 standard specification.
    • Full IEEE 1149.7 DTS Adapter functionality.
    • Supports IEEE 1149.7 classes T0 to T5.
    • Supports Reset and Escape sequences generation of TAP controller.
  • IEEE 1149.7 Compact TAP IP
    • Compliant with IEEE 1149.7 standard specification.
    • Supports TAP.7 capability classes T0 to T5.
    • Supports Reset and Selection Unit (RSU) for class T0 optional features.
    • Supports Extended Protocol Unit (EPU) for classes T0 to T3.
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