Theoryshare - The Broadband Experts

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THIS TUTORIAL IS INTENDED FOR THEORETICAL USE ONLY, USE ON PRODUCTION SYSTEMS MAY VIOLATE YOUR ISP's TERMS OF SERVICE. THEORYSHARE TAKES NO RESPONSIBILITY FOR YOUR ACTIONS. THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. THIS SOFTWARE IS INTENDED FOR EDUCATIONAL USE ONLY AND MAY BE ILLEGAL IF USED IMPROPORLY. USERS ASSUME FULL RESPONSIBILITY FOR THEIR ACTIONS. 

Below is a list of the items you will need from www.maplins.co.uk
1 x JB59P [2X5 DIL IDC SOCKET]
1 x JB85G [2X5 IDC PCB HEADER]
1 x XR74R [FLAT IDC CABLE 20 WAY (SEPARATE INTO 2x 10 WAY)]
1 x YQ48C [D-SUB 25 WAY plug]
1 x JW91Y [25W D TYPE HOOD]

Step 1: Open the DIL idc socket and slide the idc cable through and squeeze tightly to close the socket.
Take note of the way the socket is facing below.

 Step 2: At the other end of the idc cable cut the wires like in the pic below.
You will not be using 3,5,7,9 so cut and remove these wires

Step 3: Solder wires to the rear of the 25-way plug, make sure to follow the pic below & above.
The number 1 wire should bridge 4 pins on the bottom row as in picture

REFERENCE SCHEMATICS 

UNBUFFERED JTAG 

 BUFFERED JTAG