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Error control, Start, Stop – Altera DSP Development Kit, Stratix V Edition User Manual

Page 39: Performance indicators

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Chapter 6: Board Test System

6–15

Using the Board Test System

July 2013

Altera Corporation

DSP Development Kit, Stratix V Edition

User Guide

HF2

—Selects second lowest frequency divide-by-22 data pattern

LF—

Selects lowest frequency divide by 33 data pattern

Error Control

The Error control controls display data errors detected during analysis and allow you
to insert errors:

Detected errors

—Displays the number of data errors detected in the hardware.

Inserted errors

—Displays the number of errors inserted into the transmit data

stream.

Insert Error

—Inserts a one-word error into the transmit data stream each time you

click the button. Insert Error is only enabled during transaction performance
analysis.

Clear

—Resets the Detected errors and Inserted errors counters to zeros.

Start

The Start control initiates the active port transaction performance analysis.

1

Always click Clear before Start.

Stop

The Stop control terminates transaction performance analysis.

Performance Indicators

These controls display current transaction performance analysis information collected
since you last clicked Start:

TX

and RX performance bars—Show the percentage of maximum theoretical data

rate that the requested transactions are able to achieve.

Tx (MBps)

and Rx (MBps)—Show the number of bytes of data analyzed per

second.

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