The information in this document has been carefully checked and is believed to be
reliable. However, no responsibility can be assumed for inaccuracies that may not have
been detected.
Teledyne LeCroy reserves the right to revise the information in this document without
notice or penalty.
Designed for developers and validators, the Teledyne LeCroy PETracer Summit™ and
Summit T2-16™ are Gen1/Gen2 PCI Express advanced verification systems.
By leveraging years of experience in protocol analysis tools for emerging markets,
PETracer Summit and Summit T2-16 blend sophisticated functionality with practical
features to speed the development of PCI Express™ IP cores, semiconductors, bridges,
switches, add-in boards, and systems.
1.1 PETracer Analyzer Hardware and Software
Features and Benefits
PETracer Summit and Summit T2-16 Analyzers have these features and benefits:
FeaturesBenefits
Powerful and Intuitive
CATC Trace™ Analysis Software
Extensive DecodingComplete, accurate and reliable decoding of TLPs (Transaction
Monitoring and Link UtilizationView link utilization and other performance measurements
Advanced TriggeringIsolate important traffic, specific errors, or data patterns. Trigger
Hardware Filtering
Intelligent Reporting
Sophisticated ViewingView Packet, Link and Split Transaction levels of the PCI Express
Faster interpretation and debug of PCI Express traffic with
color-coded, clearly labeled protocol elements in a graphical
display. Reduces coding and deciphering.
Layer Packets), DLLPs (Data Link Layer Packets), and all
PCI Express Primitives
changing in real time.
condition setup is made simple with drag and drop tools to link
events to trigger or filter actions.
Analyze faster and understand transactions more clearly by
removing non-essential fields from the trace.
Quickly identify and track error rates and abnormal link or timing
conditions. Display configuration space and protocol specification
details.
protocol. Collapsible/expandable headers with Tool tip
explanations make it easy to navigate and interpret packet
contents, headers, and commands. View packets, transactions of
TLPs and DLLPs in classic CATC Trace™ format or in raw 10b
code for deeper analysis.
8 GB Recording Capacity,
4 GB in each direction
Teledyne LeCroy 3
Capture long recording sessions for analysis and problem solving
Chapter 1: OverviewSummit User Manual
Flexible Host InterfaceSummit T2-16: USB and GigE .
PETracer Summit: 10/100 MBps.
Downloadable CATC Trace
Viewer
Bidirectional x1-x16,
2.5 GBps to 5.0 GBps
recording support
Field-upgradeable firmware and
recording engine
Flexible probing optionsActive and passive slot interposers
External interface for probing
and monitoring auxiliary digital
signals
Share and annotate CATC Trace recordings within a development
team. Freely distributable PETracer software enables collaborative
analysis across sites and time zones.
Accurate and non-intrusive collection of PCI Express CATC Trace
data
Upgrades available for download direct from the Teledyne LeCroy
website
Enables cross triggering between other test instruments.
Dword to Transaction Level
Viewer
CRC checkingKnow that info being displayed is accurate.
View Dwords, Packet, Link and Split Transaction levels of the PCI
Express protocol.
1.2 CATC Trace Software
PETracer Summit and Summit T2-16 utilize the CATC Trace™ to assist users in
analyzing how PCI Express components work together, diagnose problems, and test for
interoperability and standards compliance.
The CATC Trace is a powerful and intuitive expert software system embedding detailed
knowledge of the protocol hierarchy and intricacies, as defined in the protocol
specification. The software allows the user to control the Analyzer and set specific
real-time triggering and filtering conditions. The CATC Trace utilizes a Windows-based
graphical display that has been optimized for fast and easy navigation through a captured
traffic session. Users are alerted as violations are detected at all levels of the protocol
layering and can easily drill down on areas of interest or collapse and hide fields that are
not relevant.
4Teledyne LeCroy
Summit User ManualChapter 1: Overview
1.3 Summit T2-16 Analyzer
The Teledyne LeCroy Summit T2-16 is Teledyne LeCroy’s fourth-generation PCI Express
analyzer for customers in server, workstation, desktop, graphics, storage and network
card markets.
With advanced features such as support for PCI Express Spec 2.1, data rates of both 2.5
and 5 GBps, lane widths from x1 to x16, and a full 8 GB of trace (recording) memory, the
Summit T2-16 provides unmatched capability and flexibility for developers and users of
advanced PCI Express products. The Summit T2-16 is the most advanced and
sophisticated PCI Express Analyzer available in the market today.
As with other Teledyne LeCroy PCI Express analyzers, the Summit T2-16 leverages the
intuitive and powerful CATC Trace analysis software system, embedding a deep
understanding of the PCI Express protocol hierarchy and intricacies. The colorful,
intuitive and easy-to-use graphical display allows you to quickly capture and validate
PCI Express product designs. All Teledyne LeCroy PCI Express protocol analyzers
employ high-impedance, non-intrusive probing technology, thereby allowing fully
unaltered data pass-through.
In addition to a full suite of advanced hardware and software features, the Summit T2-16
introduces new user-convenience and analysis features, such as support for “lane
swizzling,” which allows a board developer to lay out a mid-bus probe pad with lanes in
non-standard order, simplifying the design of the board. Internally, the Summit T2-16
maps the lanes back into their correct order and accurately displays the embedded bus
traffic. Other new software features include enhanced error checking for automatic
identification of additional error types, more compact CATC Trace files that allow for
faster analysis of data, and the choice of simplified or advanced modes for setting up
recording options. An optional raw-recording mode allows bytes to be recorded as they
come across the link, allowing debugging of PHY layer problems and combining the
features of a logic analyzer format with a protocol analyzer format. The new
auto-sense-link feature monitors negotiation between devices of different lane widths.
The Summit T2-16 supports USB and GIGE host interfaces. By connecting over GIGE,
engineers can operate the system remotely (for example, install the client software on
their desktop systems to control an analyzer operating in a remote lab). Also, multiple
engineers working collaboratively can time-share use of a single analyzer, reducing the
need for an additional analyzer for each engineer and increasing the cost effectiveness
of the product.
Teledyne LeCroy 5
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Features
•Powerful and Intuitive CATC Trace Analysis Software System: The CATC Trace
embeds deep understanding of the PCI Express protocol hierarchy and intricacies.
This knowledge is presented in a colorful, intuitive and easy-to-use graphical
display, allowing you to quickly capture and validate PCI Express product designs.
•Protocol Hierarchical Viewing: Displays Packet, Transaction, and
Split Transaction levels of the PCI Express protocol, with increased drill-down detail
for PCI Express primitives, errors, payloads or individual packets.
•Advanced Triggering: Allows you to trigger on various PCI Express Events such
as Link Conditions, TLP Headers, DLLP Messages, and Data Payload.
•Lane-Reversal Compatible: Triggers, records, and displays PCI Express traffic
logically, regardless of the physical configuration of the lanes.
•Statistical and Error Reporting: Provides a quick summary of the CATC Trace file
to identify and track error rates and abnormal link or timing conditions.
•Raw Recording Mode (optional): Records the bytes exactly as they come across
the link, allowing debugging of PHY layer problems.
•Auto Speed detection: Follows link transitions through speed changes.
•Auto Polarity detection: Automatically detects lanes with inverted polarity.
•Auto Sense Lane Width: Analyzes all negotiation traffic between devices with
different lane widths, eliminating the need to set up lane widths before a trace.
•Lane Swizzling Support: Allows board developers to lay out lanes in a
non-standard order, simplifying board design.
•Powerful Real-time BusEngine Protocol Processor Technology: Sophisticated
triggering and filtering help you focus on critical protocol data and isolate important
protocol traffic, specific errors, or data patterns.
•Field-upgradeable Firmware and Engine: Positions you to receive the latest
PETracer enhancements and future additional capabilities. Allows field upgrades of
all system types.
•8-GB Data Buffer: Capture long time windows for in-depth analysis and
identification of erratic problems.
•GIGE Ethernet Connectivity: Allows connection to an Ethernet network and
sharing of analyzer resources by multiple engineers.
•USB connectivity: Allows connection by USB cable.
6Teledyne LeCroy
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1.4 PETracer Gen2 Summit Analyzer
The Teledyne LeCroy PETracer Gen2 Summit is Teledyne LeCroy’s first-generation
high-performance PCI Express analyzer for customers in server, workstation, desktop,
graphics, storage and network card markets.
With advanced features such as support for PCI Express Spec 2.0, data rates of both 2.5
and 5 GBps, lane widths from x1 to x16, and a full 8 GB of memory, the PETracer Gen2
Summit provides excellent capability and flexibility for developers and users of advanced
PCI Express products.
As with other Teledyne LeCroy PCI Express analyzers, the PETracer Gen2 Summit
leverages the intuitive and powerful CATC Trace analysis software system, embedding a
deep understanding of the PCI Express protocol hierarchy and intricacies. The colorful,
intuitive and easy-to-use graphical display allows you to quickly capture and validate
PCI Express product designs. All Teledyne LeCroy PCI Express protocol analyzers
employ high-impedance, non-intrusive probing technology, thereby allowing fully
unaltered data pass-through.
In addition to a full suite of advanced hardware and software features, the
PETracer Gen2 Summit supports “lane swizzling,” which allows a board developer to lay
out a mid-bus probe pad with lanes in non-standard order, simplifying the design of the
board. Internally, the PETracer Gen2 Summit maps the lanes back into their correct order
and accurately displays the embedded bus traffic. Other new software features include
enhanced error checking for automatic identification of additional error types, more
compact CATC Trace files that allow for faster analysis of data, and the choice of
simplified or advanced modes for setting up recording options. An optional Bit Tracer
mode allows bytes to be recorded as they come across the link, allowing debugging of
PHY layer problems and combining the features of a logic analyzer format with a protocol
analyzer format. The new auto-sense-link feature monitors negotiation between devices
of different lane widths.
The PETracer Gen2 Summit supports both a USB and a 10/100 MBps Ethernet LAN port
as standard features. By connecting over a LAN, engineers can operate the system
remotely (for example, install the client software on their desktop systems to control an
analyzer operating in a remote lab). Also, multiple engineers working collaboratively can
time-share use of a single analyzer, reducing the need for an additional analyzer for each
engineer and increasing the cost effectiveness of the product.
Teledyne LeCroy 7
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Features
•Powerful and Intuitive CATC Trace Analysis Software System: The CATC Trace
embeds deep understanding of the PCI Express protocol hierarchy and intricacies.
This knowledge is presented in a colorful, intuitive and easy-to-use graphical
display, allowing you to quickly capture and validate PCI Express product designs.
•Protocol Hierarchical Viewing: Displays Packet, Transaction, and
Split Transaction levels of the PCI Express protocol, with increased drill-down detail
for PCI Express primitives, errors, payloads or individual packets.
•Advanced Triggering: Allows you to trigger on various PCI Express Events such
as Link Conditions, TLP Headers, DLLP Messages, and Data Payload.
•Lane-Reversal Compatible: Triggers, records, and displays PCI Express traffic
logically, regardless of the physical configuration of the lanes.
•Statistical and Error Reporting: Provides a quick summary of the CATC Trace file
to identify and track error rates and abnormal link or timing conditions.
•Raw Recording Mode (optional): Records the bytes exactly as they come across
the link, allowing debugging of PHY layer problems.
•Auto Speed detection: Follows link transitions through speed changes.
•Auto Polarity detection: Automatically detects lanes with inverted polarity.
•Auto Sense Lane Width: Analyzes all negotiation traffic between devices with
different lane widths, eliminating the need to set up lane widths before a trace.
•Lane Swizzling Support: Allows board developers to lay out lanes in a
non-standard order, simplifying board design.
•Powerful Real-time BusEngine Protocol Processor Technology: Sophisticated
triggering and filtering help you focus on critical protocol data and isolate important
protocol traffic, specific errors, or data patterns.
•Field-upgradeable Firmware and Engine: Positions you to receive the latest
PETracer enhancements and future additional capabilities. Allows field upgrades of
all system types.
•8-GB Data Buffer: Capture long time windows for in-depth analysis and
identification of erratic problems.
•10/100 MBps Ethernet Connectivity: Allows connection to an Ethernet network
and sharing of analyzer resources by multiple engineers.
1.5 Other Documents
For more information, refer to the following documents:
The PCI Express™ system features Summit Analyzers.
2.1 System Components
•PETracer Summit system:
•PETracer Gen2 Summit™ analyzer box
•Breakout Board with cable
•PETracer Software program CD-ROM
•Active or Passive interposer (optional)
•Active or Passive interposer card with 12V power supply
•One or two (for x8 or x16 recording) Mid Box assemblies
•Two or four (for x8 or x16 recording) Analyzer-to-Pod cables
•One or two (for x8 or x16 recording) iPass Y probe data cables
•MidBus probe (optional)
•One or two (for x8 or x16 recording) PCI Express Midbus Pods with
12-volt power supplies
•One or two (for x8 or x16 recording) MidBus probe assemblies
•Two or four (for x8 or x16 recording) Analyzer-to-Pod cables
•Summit T2-16 system:
•Summit T2-16™ analyzer box
•AC Power Cable
•One or two (for x8 or x16 recording) iPass Y probe data cables
•Breakout Board with cable
•PETracer Software program CD-ROM
•Active interposer with Power Supply (optional)
•Passive interposer with Power Supply (optional)
•MidBus probe (optional)
•One or two (for x8 or x16 recording) MidBus probe assemblies
•One or two (for x8 or x16 recording) T2 MidBus Pods
2.2 Host Machine Requirements
PETracer Summit and Summit T2-16 connect to a host machine. Please consult the readme file on the installation CD for the latest host machine requirements.
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2.3 Summit T2-16 Front Panel Description
When powered on, the Summit T2-16 activates the user-accessible controls and LEDs
on the front and rear panels.
Warning! Do not open the enclosure. There are no operator serviceable parts inside.
Refer servicing to Teledyne LeCroy.
The controls and LEDs are:
•Power Switch (black): 1 = On and 0 = Off.
•LCD Menus: Allows you to set up the Summit T2-16 and view status. See “LCD
Menus” on page 11.
•Up Arrow (top blue button): Move up in the LCD menu.
•Select (middle blue button): Select or change an option.
•Down Arrow (bottom blue button): Move down in the LCD menu.
•Record LED: Lights when the Summit T2-16 is recording.
•Trigger LED: Lights when the Summit T2-16 triggers on an event.
•Status LED: Displays Analyzer status: blue = good or red = error.
•Manual Trigger (right blue button): Forces a trigger.
•UPSTREAM [15:8] and UPSTREAM [7:0] connectors: Connection to the probe or
MidBus module for the capture of upstream direction of the link.
•DOWNSTREAM [15:8] and DOWNSTREAM [7:0] connectors: Connection to the
probe or MidBus module for the capture of downstream direction of the link.
•REF CLK IN (Reference Clock In): Provides an optional alternative connection
from an external reference clock source to the Summit T2-16 analyzer.Note: In standard configuration, the Summit T2-16 analyzer uses the reference
clock from a probe cable.
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LCD Menus
The Summit T2-16 has a front LCD panel that displays menus with commands for
configuring the device.
Boot Sequence
The boot sequence for the analyzer takes a few seconds. As the analyzer boots, it
initializes itself, beeps, and shows the status on the LCD panel. If the analyzer boots
successfully, the LCD panel Root menu appears.
During initialization, the LCD panel displays boot status messages.
Booting from Boot-Code
If the analyzer does not boot successfully, or if it becomes non-responsive, you can boot
from default settings called boot-code.
Boot-code is a simplified version of Summit firmware. It allows the analyzer to boot to the
point where it can communicate with the Summit software application. After
communication is established between the analyzer and software application, you can
download a different version of firmware and BusEngine files to the analyzer.
To boot from boot-code:
Step 1 Press and hold the Manual Trigger button on the analyzer front panel.
Step 2 While holding the button DOWN, turn the box ON.
After you complete these steps, download the new version of BusEngine and firmware
files, then reboot the analyzer from the LCD panel menu (Summit Setup > Reboot).
Root Menu
The Root menu appears after successful boot-up. The top line of the Root menu displays
the device status with the following:
•[PCI]: Indicates the hardware platform.
•Idle: Shows analyzer status.
Submenus
The Root menu has these options:
•Summit Setup menu: Allows setup using submenus.
•Platform Status menu: Shows the results for the power-on self-diagnostics.
Note: When lists of options are presented in a menu, the current selections are
indicated with an asterisk.
To navigate, use the Up Arrow and Down Arrow buttons (top and bottom blue buttons)
on the front of the unit.
To select or change an option, use the Select button (middle blue button).
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Summit T2-16 Setup Menu
MenuSubmenuCommand
IP ModeStatic
Dynamic
IP AddressIf IP Mode = Dynamic, this field is ignored.
Subnet MaskDefault is 0.0.0.0
Default GatewayDefault is 0.0.0.0
RebootCancel
Confirm
ShutdownCancel
Confirm
AboutDisplays status on the following parameters:
Static = You assign an IP address.
Dynamic = A DHCP server assigns an IP address.
If IP Mode = Dynamic, this field is ignored.
If IP Mode = Dynamic, this field is ignored.
Selecting Confirm causes Summit to save the
current configuration and reboot.
Selecting Confirm causes Summit to save the
current configuration and shut down.
• Subnet Mask
• Default Gateway
• BootCode
•Firmware
• Bus Engine
• IP Mode: Dynamic or Static
Note: To go back to the previous menu, press the
Select button (middle button).
[Back]Returns to the Root menu.
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2.4 PETracer Summit Front Panel Description
When powered on, the PETracer Summit activates the user-accessible controls and
LEDs on the front and rear panels.
Warning! Do not open the enclosure. There are no operator serviceable parts inside.
Refer servicing to Teledyne LeCroy.
The controls and LEDs are:
•Power Switch (black): 1 = On and 0 = Off.
•LCD Menus: Allows you to set up the PETracer Summit and view status. See “LCD
Menus” on page 14.
•Up Arrow (top blue button): Move up in the LCD menu.
•Select (middle blue button): Select or change an option.
•Down Arrow (bottom blue button): Move down in the LCD menu.
•Record LED: Lights when the PETracer Summit is recording.
•Trigger LED: Lights when the PETracer Summit triggers on an event.
•Status LED: Displays Analyzer status: blue = good or red = error.
•Manual Trigger (right blue button): Forces a trigger.
•UPSTREAM 1 (lanes [7:0]) and UPSTREAM 2 (lanes [15:8]) connectors:
Connection to the Pod for the capture of upstream direction of the link.
•DOWNSTREAM 1 (lanes [7:0]) and DOWNSTREAM 2 (lanes [15:8]) connectors:
Connection to the Pod for the capture of downstream direction of the link.
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LCD Menus
The PETracer Summit has a front LCD panel that displays menus with commands for
configuring the device.
Boot Sequence
The boot sequence for the Summit box takes a few seconds. As the box boots, it
initializes itself, beeps, and shows the status on the LCD panel. If the box boots
successfully, the LCD panel Root menu appears.
During initialization, the LCD panel displays boot status messages.
Booting from Boot-Code
If the Summit box does not boot successfully, or if it becomes non-responsive, you can
boot from default settings called boot-code.
Boot-code is a simplified version of Summit firmware. It allows the box to boot to the point
where it can communicate with the Summit software application. After communication is
established between the box and software application, you can download a different
version of firmware and BusEngine files to the box.
To boot from boot-code:
Step 1 Press and hold the Manual Trigger button on the Summit box front
panel.
Step 2 While holding the button DOWN, turn the box ON.
After you complete these steps, download the new version of BusEngine and firmware
files, then reboot the box from the LCD panel menu (Summit Setup > Reboot).
Root Menu
The Root menu appears after successful boot-up. The top line of the Root menu displays
the device status with the following:
•[PCI]: Indicates the hardware platform.
•Idle: Shows analyzer status.
Submenus
The Root menu has these options:
•Summit Setup menu: Allows setup using submenus.
•Platform Status menu: Shows the results for the power-on self-diagnostics.
Note: When lists of options are presented in a menu, the current selections are
indicated with an asterisk.
To navigate, use the Up Arrow and Down Arrow buttons (top and bottom blue buttons)
on the front of the unit.
To select or change an option, use the Select button (middle blue button).
14Teledyne LeCroy
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PETracer Summit Setup Menu
MenuSubmenuCommand
IP ModeStatic
Dynamic
IP AddressIf IP Mode = Dynamic, this field is ignored.
Subnet MaskDefault is 0.0.0.0
Default GatewayDefault is 0.0.0.0
RebootCancel
Confirm
ShutdownCancel
Confirm
AboutDisplays status on the following parameters:
Static = You assign an IP address.
Dynamic = A DHCP server assigns an IP address.
If IP Mode = Dynamic, this field is ignored.
If IP Mode = Dynamic, this field is ignored.
Selecting Confirm causes Summit to save the
current configuration and reboot.
Selecting Confirm causes Summit to save the
current configuration and shut down.
• Subnet Mask
• Default Gateway
• BootCode
•Firmware
• Bus Engine
• IP Mode: Dynamic or Static
Note: To go back to the previous menu, press the
Select button (middle button).
[Back]Returns to the Root menu.
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2.5 Summit T2-16 Rear Panel Description
From left to right, the Summit T2-16 rear panel contains the following components:
Figure 2.1 Summit T2-16 Rear Panel
Wide-range AC Connector Module
•Power on/off switch
•Enclosed 5x20 mm 2.0A 250 V fast acting glass fuse
•Power socket
Warning! For continued protection against fire, replace fuse only with the type and
rating specified above.
Sync In and Sync Out Connectors
(not currently active) These connectors allow multiple Summit T2-16 analyzers to send
synchronization and control messages to one another.
USB Type B Host Machine Computer Connector
This connector links an Analyzer to the host machine for the purpose of transmitting
commands from the host machine to the Analyzer and uploading traces from the
Analyzer’s recording memory to the PETracer software for viewing and analysis.
Note: For each Analyzer or Exerciser, use either USB or Ethernet, not both.
Ethernet Port
GIGE Connectivity allows connection to an Ethernet network and sharing of analyzer
resources by multiple engineers. Note: For each Analyzer or Exerciser, use either USB
or Ethernet, not both.
BNC Connectors Trigger In and Trigger Out
These BNC connectors allow the Analyzer to transmit or receive trigger event signals.Triggering: The Ext. In can receive a signal from another device and use that signal to
trigger the end of the recording. Conversely, the Ext. Out connector can be used to send
an output signal from the Analyzer to another device.
The BNC connectors are not used for the PETrainer Exerciser.
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RS-232 25-pin Data Input/Output Connector
This connector links a 25 pin RS-232 cable to an external Breakout Board. The
Breakout Board allows signals to be sent from the Exerciser or Analyzer to an external
device such as an oscilloscope or from an external device to the Exerciser or Analyzer
for the purpose of triggering on an external input. You configure input/output through the
Recording Options dialog box. The Breakout Board use is described at the end of this
chapter.
Teledyne LeCroy Bus Connector
The Teledyne LeCroy Bus Connector is not currently active.
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2.6 PETracer Summit Rear Panel Description
From left to right, the PETracer Summit rear panel contains the following components:
Figure 2.2 PETracer Summit Rear Panel
Wide-range AC Connector Module
•Power socket
•Enclosed 5x20 mm 2.0A 250 V fast acting glass fuse
•Power on/off switch
Warning! For continued protection against fire, replace fuse only with the type and
rating specified above.
RS-232 25-pin Data Input/Output Connector
This connector links a 25 pin RS-232 cable to an external Breakout Board. The
Breakout Board allows signals to be sent from the Analyzer to an external device such
as an oscilloscope or from an external device to the Analyzer for the purpose of triggering
on an external input. You configure input/output signalling through the Recording Options
dialog box. The Breakout Board use is described at the end of this chapter.
USB Type B Host Machine Connector
This connector links the Analyzer to the host machine for the purpose of transmitting
commands from the host machine to the Analyzer and uploading traces from the
Analyzer’s recording memory to the PETracer software for viewing and analysis. Note:
May not be active on some Summit systems.
Ethernet Port
10/100 Mbps Ethernet Connectivity allows connection to an Ethernet network and
sharing of analyzer resources by multiple engineers.
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BNC Connectors Ext. In and Ext. Out
These BNC connectors allow the Analyzer to transmit or receive external signals.
External signaling, in turn, can serve two functions:
•Linking of Analyzers: On dual Analyzer systems, the BNC connectors are used to
create a loop for transmitting clocking information and commands between the
Analyzers. This linking allows the two Analyzers to function as a single, logical
Analyzer.
•Triggering: The Ext. In can receive a signal from another device and use that
signal to trigger the end of the recording. Conversely, the Ext. Out connector can be
used to send an output signal from the Analyzer to another device.
The Ext. In and Ext. Out connectors have the same function as the 25 pin RS-232
connector - i.e., they channel input and output signals but do not support the use of a
Breakout Board.
VHDCI Sync In and Sync Out Connectors
These connectors allow multiple PETracer Summit or Summit T2-16 analyzers to send
synchronization and control messages to one another.
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2.7 External Interface Breakout Board
With each Analyzer, Teledyne LeCroy includes an External Interface Breakout Board for
accessing several potentially useful standard, LV TTL output and input signals. The
Breakout Board also offers a simple way to connect logic Analyzers or other tools to the
Analyzer unit. Six ground pins and one 5-volt pin are provided.
The Breakout Board connects via a cable to the Data In/Out connector located on the
rear of the Analyzer unit. Each signaling pin is isolated by a 100 series resistor and a
buffer inside the Analyzer unit.
Data In/Out Connector (on cable)
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Summit User ManualChapter 2: Hardware Description
Pin-Outs for the Data In/Out Connector
The following table lists the pin-out and signal descriptions for the Data In/Out connector
on a cable that connects to the Breakout Board.
Data In/Out Connector – Pin-Out
PinSignal Name Signal Description
1RSVReserved
2GNDGround
3GP OUTGeneral Purpose Output
4TRG IN 1Trigger In 1
5GNDGround
6DATA 6Data 6
7DATA 4Data 4
8DATA 3Data 3
9DATA 1Data 1
10GNDGround
11RSVReserved
12RSVReserved
13+5V+5 Volts, 250 mA DC Source
14RSVReserved
15GNDGround
16TRG OUTTrigger Out
17TRG IN 0Trigger In 0
18DATA 7Data 7
19DATA 5Data 5
20GNDGround
21DATA 2Data 2
22DATA 0Data 0
23GNDGround
24RSVReserved
25RSVReserved
Note:
(*) Pins 4 and 17 have the same function: they allow external signals to be
used to cause triggering or recording. Pins 3 and 16 are used to transmit
output signals. Pins 6, 7, 8, 9, 18, 19, 21, and 22 (data pins) are used to
define data patterns for external input signals.
Note: All models of PETracer only support Data 0 - Data 3.
Prototype Rework Area
The Breakout Board contains a prototype rework area for making custom circuits for rapid
development. The area consists of plated-through holes, 20 columns wide by 27 rows
long. The top row of holes is connected to GND and the bottom row is connected to +5V.
The remaining holes are not connected. Use the rework area to insert custom
components and wire-wrap their respective signal, power, and ground pins.
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Breakout Board Input and Output Signals
A Breakout Board can be used to channel input signals into the Analyzer in order to cause
triggering. A Breakout Board can also be used to channel signals from the Analyzer to an
external source.
Drive strength for all outputs is about 30 mA high (@2 V) and 60 mA low (@0.5 V). Inputs
can handle 0 V to 5.5 V. Inputs above 2 V are detected as logic high; inputs below 0.8 V
are detected as logic low.
The Breakout Board connects via a cable to the Data In/Out connector on the rear of the
Summit systems.
External Recordable Signals
Breakout Board Data 0-3: These pins let you define a 4-bit Data Pattern that can be
recorded in a CATC Trace file.
External Input Triggers
You can use either an external input signal or the Trigger button on the front of the UPAS
to cause triggering. The following descriptions show what pins or buttons to use:
Breakout Board Data 3 - Data 0: Triggers on a 4-bit input pattern.
Breakout Board Trigger In 0: Selectable Edge triggered inputs. Triggers on any edge it
detects.
Breakout Board Trigger In 1: Selectable Edge triggered inputs. Triggers on any edge it
detects.
BNC Trigger (EXT IN): Selectable Edge triggered inputs. Triggers on any edge it detects.
Located on the back of the chassis.
Push Button Trigger: The Trigger button on the front of the UPAS can be pressed to
manually cause a trigger.
External Outputs
The Analyzer can be configured to send an external signal anytime a trigger and/or event
occurs. The following descriptions show the behavior of these output signals:
Breakout Board Trigger Out: Changes from low to high when Analyzer triggers
(one time per recording only)
Breakout Board G.P. Output: Programmable waveform (low or high pulse, toggle). Each
event can be programmed to enable this external signal.
BNC Output (EXT OUT): Same as Breakout Board G.P. Output. Located on the back of
the chassis.
Setting Recording Options to Support External Input/Output
Signaling
After a Breakout Board has been connected to a Summit system, the Analyzer must be
configured for external or internal input signaling.
22Teledyne LeCroy
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