Xilinx KC705 Si570 User manual
October 2012
KC705 Si570 Fixed
Frequencies
XTP187
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Revision History
Date Version Description
10/23/12 4.0 Recompiled for 14.3.
07/25/12 3.0 Recompiled for 14.2. Added AR50886.
05/30/12 2.1 Added FMC Si570.
05/08/12 2.0 Recompiled for 14.1.
03/02/12 1.0 Initial version for 13.4.
KC705 Si570 Fixed Frequency Overview
Xilinx KC705 Board
Software Requirements
Setup for the KC705 Si570 Fixed Frequency
KC705 Si570 Fixed Frequency
Changing an Si570 from 156.25 to 19.440 MHz
Other Fixed Frequencies
KC705 FMC Si570 Fixed Frequency
References
Note: This presentation applies to the KC705
KC705 Si570 Fixed Frequency Overview
Description
–The KC705 board has a Silicon Labs Si570 Programmable Oscillator that
defaults to 156.25 MHz. Via a series of bitstreams, the frequency of this device
can be changed. This tutorial shows how to change the output frequency of this
device.
Note: Presentation applies to the KC705
Xilinx KC705 Board
ISE Software Requirement
Xilinx ISE 14.3 software
Note: Presentation applies to the KC705
ChipScope Pro Software Requirement
Xilinx ChipScope Pro 14.3 software
Note: Presentation applies to the KC705
KC705 Setup
Connect a USB Type-A to Mini-B cable to the USB
UART connector on the KC705 board
–Connect this cable to your PC
KC705 Setup
Connect a USB Type-A to Micro-B cable to the USB
JTAG (Digilent) connector on the KC705 board
–Connect this cable to your PC
–Power on the KC705 board for UART Drivers Installation
KC705 Setup
Reboot your PC if necessary
Right-click on My Computer
and select Properties
–Select the Hardware tab
–Click on Device Manager
Note: Presentation applies to the KC705
KC705 Setup
Expand the Ports
Hardware
–Right-click on Silicon Labs
CP210x USB to UART
Bridge and select Properties
Note: Presentation applies to the KC705
KC705 Setup
Under Port Settings tab
–Click Advanced
–Set the COM Port to an open Com Port setting from COM1 to COM4
Note: Presentation applies to the KC705
KC705 Setup
Board Power must be on before starting Tera Term
Start the Terminal Program
–Select your USB Com Port
–Set the baud to 9600
Note: Presentation applies to the KC705
Setup for KC705 Si570 Fixed Frequency
Unzip the KC705 Si570 Fixed Frequencies Design Files (14.3 C) to
your C:\ drive
–Available through http://www.xilinx.com/kc705
Note: Presentation applies to the KC705
KC705 Si570 Fixed Frequency
Open ChipScope Pro and select JTAG Chain →Digilent USB Cable…
(1)
Verify 30 MHz operation and click OK (2)
Note: Presentation applies to the KC705
1
2
KC705 Si570 Fixed Frequency
Click OK (1)
Note: Presentation applies to the KC705
1
KC705 Si570 Fixed Frequency
Right-click DEV:0 MyDevice0 (XC7K325T) and select Configure…
–Select frequency_monitor.bit
Note: Presentation applies to the KC705
KC705 Si570 Fixed Frequency
Select File → Open Project…
Select <Design Path>\ready_for_download\
kc705_si570_freq_monitor.cpj
Note: Presentation applies to the KC705
KC705 Si570 Fixed Frequency
The VIO Console will now show 200 MHz for the system clock, and
156.25 MHz for the User Clock
Note: Presentation applies to the KC705
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