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Workshop Video #44: Bus Blaster v3 design overview

Thursday, October 18th, 2012

[embed]http://www.youtube.com/watch?v=w2-NiBBzyIg[/embed] Bus Blaster v3 design overview, programming and self-test. We also thank Microchip for sending us 2 tubes of scratch 'n' dent 23LC1024 marked 23K1024. Read about the Bus Blaster v3 and how it came to be, below. Update: new video with correct sound mixing (more…)

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Posted in Bus Blaster, Videos | 6 Comments »

Program Actel FPGAs with the Bus Blaster using DAT files

Tuesday, September 25th, 2012

Mikelelere modified Actel's DirectC 2.7 programming utility to support the Bus Blaster. With his modifications you should be able to program Actel's FPGAs using programinn DAT files. The Bus Blaster is a high-speed JTAG debugger for ARM processors, FPGAs, CPLDs, flash, and more. You can get a Bus Blaster v2...

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Posted in Bus Blaster, code | No Comments »

3D Model: Bus Blaster v3 in a Sick of Beige v1 case

Monday, September 17th, 2012

Today's 3D model is the Bus Blaster v3c in our  Sick of Beige v1 enclosure. The Bus Blaster is a high-speed JTAG debugger for ARM processors, FPGAs, CPLDs, flash, and more. The v3 is a PCB, and part placement change only. The electrical connections are identical to the Bus Blaster...

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Posted in 3D Model, Bus Blaster | 1 Comment »

3D Model: Bus Blaster v3c

Monday, July 23rd, 2012

Our latest 3D model is the Bus Blaster v3c  high-speed JTAG debugger for ARM processors, FPGAs, CPLDs, flash, and more. The v3 is a PCB, and part placement change only. The electrical connections are identical to the Bus Blaster v2. Get a Bus Blaster v2 for $34.95. In version 3...

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Posted in 3D Model, Bus Blaster | 3 Comments »

Bus Blaster with FTjrev

Monday, May 28th, 2012

jrev automates the reverse engineering of JTAG connections. The Bus Blaster v2+ with the PicoTap buffer installed works with the FTjrev version for FTDI chips. Via the forum. You can get a Bus Blaster v2 for $34.95.

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Bus Blaster v2 back in stock

Wednesday, May 23rd, 2012

Bus Blaster v2 JTAG debugger is back in stock at Seeed Studio.The cool thing about the Bus Blaster is that it uses a programmable logic chip as a buffer. It can imitate different types of programming hardware with a simple USB update. You can get a Bus Blaster v2 for...

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Posted in Bus Blaster | 4 Comments »

Test buffer logic for Bus Blaster v3

Thursday, May 3rd, 2012

A test buffer for the CPLD on the experimental Bus Blaster v3 is now available in the forum. The self test passed, but it needs more real-world testing. If you built a Bus Blaster v3 free PCB please give it a try and report how it went. Bus Blaster v3...

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Bus Blaster v2 back in stock

Wednesday, April 11th, 2012

Bus Blaster v2 JTAG debugger is back in stock at Seeed Studio.The cool thing about the Bus Blaster is that it uses a programmable logic chip as a buffer. It can imitate different types of programming hardware with a simple USB update. You can get a Bus Blaster v2 for...

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Posted in Bus Blaster | No Comments »

Bus Blaster v4 free PCB build

Tuesday, April 10th, 2012

Skot built a free Bus Blaster v3 v4 PCB, a high-speed JTAG debugger for ARM processors, FPGAs, CPLDs, flash, and more. v3 v4 is a small update to v2/v2.5 with symmetrical connector placement to make it fit a case. If you build a free PCB we’ll send you another one!...

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Posted in builds, Bus Blaster | 2 Comments »

Using Bus Blaster v2 to debug STM32s from CooCox

Wednesday, February 8th, 2012

Arhi needed to do some debugging on an ET-STM32F103 board. He whipped out his Bus Blaster v2 and got it working with the CooCox  IDE, a free tool for working with ARM Cortex M0 and M3 32bit microcontrollers. To summarize, if you want to program Cortex M0 or Cortex M3...

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Posted in Bus Blaster | No Comments »

Workshop video #04: Bus Blaster v4 solder and assembly

Thursday, January 19th, 2012

[embed]http://www.youtube.com/watch?v=HD57bsDGwoU[/embed] Today is the second half of the Bus Blaster v4 workshop video. We solder the board, including two big TQFP chips and a bunch of 0603 passives. The Bus Blaster is our inexpensive, open source JTAG debugger based on the FTDI FT2232H USB->serial chip. Bus Blaster v4 adds a...

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Posted in Bus Blaster, Videos | 8 Comments »

Workshop video #03: Bus Blaster JTAG debugger history

Wednesday, January 18th, 2012

[embed]http://www.youtube.com/watch?v=UvoFFt7Zw_M[/embed] In this video Texas Instruments gets the Big Box award, and we discuss the evolution of the Bus Blaster JTAG debugger. The Bus Blaster is our inexpensive, open source JTAG debugger based on the FTDI FT2232H UBS->serial chip. This chip has 2 JTAG interfaces and can program/debug two separate...

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Posted in Bus Blaster, Videos | 15 Comments »

Bus Blaster: Programming the STM32F4 DISCOVERY

Thursday, November 10th, 2011

Nabil programed the STM32F4 DISCOVERY development board using the Bus Blaster JTAG debugger and open source OpenOCD software: My initial research lead me to texane's github where he created a linux version of ST-LINK. It doesn't support the STM32F4 yet, but there is a fork which is making good progress....

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Programming the STM32F4 DISCOVERY with the Bus Blaster

Thursday, November 3rd, 2011

Nabil wrote to say, "I've had success programming and debugging using the Bus Blaster. In this post I will show you how to program and debug the Discovery board using open source hardware and software." Via the contact form.

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Posted in Bus Blaster, how-to, open source, programmers | 5 Comments »

Bus Blaster hack: Flashing a PC BIOS chip

Tuesday, November 1st, 2011

Zougloub modified the Bus Blaster V2 somewhat and successfully flashed a PC BIOS chip. By using the onboard FTDI FT2232H chip in SPI mode, and slightly modifying the CPLD logic, he successfully established a link to the BIOS chip. He was now able to update his BIOS and use a...

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Posted in Bus Blaster, hacks | No Comments »

Bus Blaster v2 back in stock

Friday, October 7th, 2011

Bus Blaster v2 JTAG debugger is back in stock at Seeed Studio.The cool thing about the Bus Blaster is that it uses a programmable logic chip as a buffer. It can imitate different types of programming hardware with a simple USB update. This batch is a new revision (v2.5). It...

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Posted in Bus Blaster | 7 Comments »

Forked Bus Blaster FT2232H + CPLD JTAG programmer

Thursday, August 25th, 2011

irrenhaus finished his forked Bus Blaster v2 design. Like the BBv2, this board has a FT2232 USB->JTAG chip and a CPLD buffer. It uses a bigger 100pin CPLD, with enough IO to connect to every pin of the FT2232. The extra connections are used to supports the SWO feature of...

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Posted in Bus Blaster | 10 Comments »

Bus Blaster v2 back in stock

Monday, July 25th, 2011

Bus Blaster v2 is back in stock at Seeed Studio. You can get a Bus Blaster v2 for $34.95.

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Posted in Bus Blaster | 2 Comments »

Bus Blaster: goJTAG via new PicoTAP-compatible buffer

Thursday, July 14th, 2011

Bus Blaster v2 now supports goJTAG via a new PicoTAP-compatable buffer.  goJTAG is an open source GUI for experimenting with JTAG devices: goJTAG software allows users to study boundary-scan techniques, to carry out their own experiments, to perform diagnosis, and much more. The software environment comes with a built-in example...

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Posted in Bus Blaster | No Comments »

Bus Blaster release package v2.0

Saturday, July 9th, 2011

Over the last few weeks we did a massive cleanup and reorganization of our SVN code repository. Most projects now follow a standard directory structure. All our in-progress and stalled project files are now completely open and available to anyone. We also included all the manufacturing resources used to initiate...

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Posted in Bus Blaster, releases | 2 Comments »

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