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Avnet Zynq Mini-ITX Manual

Development board arm pjtag interface

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Avnet Zynq Mini-ITX Development Board
ARM PJTAG Interface
Version 1.0
August 2015

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Summary of Contents for Avnet Zynq Mini-ITX

  • Page 1 Avnet Zynq Mini-ITX Development Board ARM PJTAG Interface Version 1.0 August 2015...
  • Page 2 Introduction This document describes a simple Zynq design that can be used to allow the ARM DSTREAM debug device to be connected to the Avnet Zynq Mini-ITX development board. Reference Design Requirements This reference design will require the following software and hardware setups.
  • Page 3 Mini-ITX board, it is connected to the Zynq PL pins (referred to as EMIO pins). So, prior to connecting the ARM DSTREAM debug adapter to the Zynq Mini-ITX board, a design that connects the ARM PJTAG port to the ARM processor via the PL pins must be must be loaded in to the Zynq device.
  • Page 4 Setting up the Board and the PC Please perform the following steps to setup the Zynq Mini-ITX board. 1. Install a jumper on JP1 pins 1-2. 2. Install a jumper on JP7 pins 3-4. 3. Install a jumper on JP12 pins 2-3.
  • Page 5 Reference Design Vivado IPI Project  Start the Vivado tool via Start > All Programs > Xilinx Design Tools > Vivado 2015.2 > Vivado 2015.2  Open the Vivado IPI zynq_mini_itx_pjtag_design project (the archived project file is located in the root directory of the reference design folder). Click on the Open Block Design (under the IP Integrator) and select zynq_design_1.bd file.
  • Page 6  Double-click on the ZYNQ device in the Vivado Block Design to open the PS Configurator. Click on the MIO Configuration and noticed that the PJTAG box is checked and PJTAG interface I/Os are mapped to the EMIO pins (I/Os pins in the Zynq PL).
  • Page 7 2013.4 design that shows how to connect the ARM PJTAG port to the Zynq Programmable Logic (PL) EMIO pins. The ready_to_download folder contains files that are needed to boot the Zynq Mini-ITX board and enable the ARM PJTAG connections.  The ready_to_download folder contains the following files:...
  • Page 8  Copy the ready_to_download/boot.bin file to the root directory of the microSD card.  Set the Zynq Mini-ITX board PS mode switch (SW7) for SD card boot with “Independent JTAG”. This means the SW7 positions 1-5 must be set to 10110.
  • Page 9 Setting up the Host PC This section describes how to install the USB drivers on the host PC for the USB- UART connection to the Zynq Mini-ITX board. Install the USB UART Drivers Download and install the Silicon Laboratories CP210x VCP drivers on the host computer.
  • Page 10 4. In the properties window, select the Port Settings tab, verify the settings match the values shown in the following figure. Click on the Advanced button to continue. 115200 None None 5. Select an unused COM Port Number and then click OK. The following figure shows COM1 as the selected COM port number.
  • Page 11 Install the Terminal Program Download and install the TeraTerm Pro terminal program on the host computer. TeraTerm Pro is available for download at http://ttssh2.sourceforge.jp/index.html.en. communicate with the Mini-ITX board, configure the New Connection and Serial Port settings as shown in the following figure. These settings must match the host computer COM port settings shown in the previous section.