Bus Blaster v4

Bus Blaster v4 uses a programmable logic chip as a buffer. It can imitate different types of programming hardware with a simple USB update.

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Product Info

  • Based on FT2232H with high-speed USB 2.0.
  • Buffered interface works with 3.3v to 1.8v targets.
  • Reprogrammable buffer is compatible with multiple debugger types.
  • Compatible with 'jtagkey', 'KT-link' programmer settings in OpenOCD, urJTAG, and more.
  • Ships with JTAGkey compatible buffer image pre-programmed.
  • Should support Serial Wire Debug when available.
  • Mini-CPLD development board: self programmable, extra CPLD pins to header.
  • Open source (CC-BY-SA).

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Hackaday Review

[Hackaday Full Review Pending]
Bus Blaster v4 is an experimental, high-speed JTAG debugger from Dangerous Prototypes. Thanks to a reprogrammable buffer, a simple update over USB makes Bus Blaster compatible with many different JTAG debugger types in the most popular open source software.


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