MICROCHIP FPGA PolarFire Ethernet Sensor Bridge

Specifications

• Supports interfaces: 10G SFP+, HDMI 1.4, USB 2.0, Type-C UART, 2 GB DDR4 x32, MIPI Connector
• Programming: On-board FlashPro5 (FP5) programmer for PolarFire FPGA development

Introduction

The PolarFire® Ethernet Sensor Bridge (PFSB) kit is an RoHS-compliant board that has two MIPI camera interface, two 10G SFP ports, and an HDMI interface.
The following image highlights the top-view of the PFSB kit.

Figure 1. Board Callout (Top-View)

The following image highlights the bottom-view of the PFSB kit.

Figure 2. Board Callout (Bottom-View)

For more information about the PFSB kit, see the MPF200-ETH-SENSOR-BRIDGE page.

Getting Started

The PolarFire Ethernet Sensor Bridge board supports the following interfaces:

• 10G SPF+ Ports
• X32 DDR4
• HDMI 1.4
• USB-UART
• 2x MIPI camera interface
• FMC connector

The PolarFire device is programmed using the on-board FlashPro5 (FP5) programmer. The on-board FP5 programmer is also used to develop and debug embedded applications using SoftConsole, Identify, or SmartDebug.

Kit Contents (Ask a Question)
The following table lists the contents of the PolarFire Ethernet Sensor Bridge.

Table 1-1. Kit Contents

Block Diagram
The following block diagram shows all the components of the board.

Figure 1-1. Block Diagram

 Board Overview 
The following table lists the key components of the PolarFire Ethernet Sensor Bridge.

Table 1-2. Board Components

Handling the Board (Ask a Question)
To avoid possible damage or malfunction, pay attention to the following points while handling or operating the board:

• Handle the board with Electrostatic Discharge (ESD) precautions to avoid damage. For information about the ESD precautions, see Understanding Product Handling and ESD Precautions.
• Turn off the board by unplugging the USB Type-C cable.

Operating Temperature (Ask a Question)
To be updated in a future revision.

Powering Up the Board (Ask a Question)
The PolarFire Ethernet Sensor Bridge board is powered by the 12V Jack (J25). To turn on the board, connect a 12V adapter to the 12V Jack (J25). Power status LEDs, VDD, VDDA, 1P2V, 1P8V, and 2P5V start glowing to indicate that the board is turned on.
The following table lists the probing points for power rails.

Table 1-3. Voltage Measurement

Installation and Settings

This section provides information about the software and hardware settings required to run the pre-programmed demo design on the PolarFire Ethernet Sensor Bridge.

Software Settings (Ask a Question)
Download and install the latest release of Microchip’s Libero® SoC and generate your free Silver  license at Microchip Portal. The Libero SoC installer includes the required device programmerdrivers. See the following references:

• For more information about licensing and installing Libero SoC, see the Libero SoC Documentation.
• For more information about installing SoftConsole, see the SoftConsole page.
• For more information about downloading and installing Microchip’s DirectCores on the Host PC, where Libero SoC is installed, see the IP Core Tools.
• For more information about downloading and installing Microchip’s firmware drivers on the Host PC, where Libero SoC is installed, see the Firmware Catalog Documentation.

Hardware Settings (Ask a Question)
This section provides information about jumper settings, test points, and Power LEDs on the PFSB
board.

Jumper Settings (Ask a Question)
Connect the jumpers according to the settings specified in the following table.

Table 2-1. Jumper Settings

Power Supply LEDs (Ask a Question)
The following table lists the power supply LEDs on the PFSB kit.

Table 2-2. Power Supply LEDs

Test Points (Ask a Question)
The following test points are available on the PFSB kit.

Table 2-3. Test Points

Power Sources (Ask a Question)
The PFSB uses Microchip power supply devices. For more information about these power supply devices, see Microchip’s Power Management Devices. The following table lists the key voltage rails required for a normal operation of the PFSB board.

Table 2-4. I/O Voltage Rails

The following figure shows voltage rails 5V, 3.3V, 2.5V, 1.8V, 1.2V, and 1.0V (VDD) that are available on the PFSB kit.

Figure 2-1. Voltage Rails

The following table lists the power regulators recommended for the PFSB kit voltage rails.

Table 2-5. Power Regulators

Board Components and Operation

This section describes the key components of the PFSB board and provides information about important board operations. For device datasheet, see the PolarFire FPGAs documentation page.

DDR4 Memory Interface (Ask a Question)
The DDR4 memory is connected to HSIO Bank 0 and 1. The following list provides the DDR4 memory specifications:

• Part number: MT40A512M16TB-062E:R
• Manufacturer: Micron
• X32

SPI Flash (Ask a Question)
SPI Flash is connected to the dedicated SPI interface of Bank 3. The following list provides the SPI Flash specifications:

• Part number: MT25QL01GBBB8ESF-0SIT
• Manufacturer: Micron

MAC ID EEPROM (Ask a Question)
The I2C-based Electrically Erasable Programmable Read-Only Memory (EEPROM) is connected to the GPIO Bank for storing dual MAC ID. The following list provides the EEPROM specifications:

• Part number: AT24MAC402-STUM-T
• Manufacturer: Microchip

Communication Interfaces (Ask a Question)
The PFSB kit supports the following interfaces for communication:

• Ethernet-XCVR: The PFSB kit supports two 10G SFP+ connectors. XCVR2 is connected to the SFP+ connectors. A 156.25 MHz clock is provided on the board.
• USB-to-UART Interface: The PFSB kit supports a USB-to-quad UART bridge controller device, which supports two UART interfaces. The following are the specifications:
  • Part number: FT4232HL
  • Manufacturer: FTDI
  • UART_C and UART_D interfaces are connected to GPIO Bank 5

Expansion Capabilities (Ask a Question)
The PFSB kit has the following expansion capabilities.

• Raspberry Pi 22-Pin MIPI Connector
• HDMI Connector
• FMC Interface

Raspberry Pi 22-Pin MIPI Connector (Ask a Question)
The PFSB kit has two 22-pin Raspberry Pi MIPI camera interfaces. MIPI Camera signals are connected to GPIO Bank 4. It has four data lanes, one clock pair, and side band signals connected to Bank 5.

• Part number: 0524372271
• Manufacturer: Molex

HDMI Connector (Ask a Question)
The PFSB kit has an HDMI 1.4 interface connector. TPD12S016PWR is used for ESD protection and overcurrent protection. The following list provides the HDMI connector specifications:

• Part number: RAHHD19TR
• Manufacturer: Switchcraft Inc.

FMC Interface (Ask a Question)
The PFSB kit supports an FMC connector that allows the use of external daughter boards. ADC and DAC boards from Analog Devices are supported. XCVR1 and XCVR3 are connected to the FMC. Sideband signals are connected to GPIO Bank 2. The following daughter boards are supported:

• DAC38RF8xEVM_RevE
• LI-IMX530-SLVS-FMC_V1.01
• DC079C_AFE77xxEVM

Programming Scheme (Ask a Question)
The PolarFire Ethernet Sensor Bridge has an on-board FlashPro5 to program or debug the silicon through USB to JTAG channel. For more information about how to program the device, see Programming PolarFire FPGA Using the On-board FlashPro5.

Form Factor (Ask a Question)
The form factor of the PFSB kit is 6.8” × 6”, approximately.

System Reset (Ask a Question)
DEVRST_N is an input-only reset pad that allows a full reset of the chip to be asserted. The following figure shows a sample reset circuit that uses a Microchip MCP121T-315E/TT device.

Figure 3-1. Reset Circuit

 50 MHz Oscillator (Ask a Question)
A 50 MHz clock oscillator, with an accuracy of ±10 ppm, is available on board. This clock oscillator is connected to the FPGA fabric to provide a system reference clock. The 50 MHz oscillator is connected to the B7 pin number of the FPGA device.
The following figure shows the 50 MHz clock oscillator interface.

Figure 3-2. 50 MHz Oscillator

Pin List (Ask a Question)
For more information about all package pins on the PolarFire FPGA device, see the Package Pin Assignment Table (PPAT).

Board Components Placement (Ask a Question)
The following silkscreen shows the top-view of the placement of various components on the board.

Figure 4-1. Silkscreen (Top-View)

The following silkscreen shows the bottom-view of the placement of various components on the board.

Figure 4-2. Silkscreen (Bottom-View)

Demo Design (Ask a Question)
To be updated in a future revision.

Programming PolarFire FPGA Using the On-board FlashPro5 (Ask a Question)
The PolarFire Ethernet Sensor Bridge includes an on-board FlashPro5 programmer. Therefore, external programming hardware is not required to program the PolarFire device. The device is programmed with a programming .job file, using the FlashPro Express software installed on the host PC. As a prerequisite, ensure to download the latest version of FlashPro Express on the host PC.
Follow these steps to program an on-board PolarFire device:

1. Connect the 12V adapter to J25.
   When the board is successfully set up, the power LEDs start glowing.
2. Launch Flash Pro Express (FPExpress) software.
3. Create a new Job project by selecting Project > New Job Project from FlashPro Express Job.
4. In the New Job Project from FlashPro Express Job dialog box, complete the following steps:
   • In Programming job file, click Browse and select the .job file.
   • In FlashPro Express job project location, select a convenient path where the FlashPro Express project needs to be saved by clicking Browse.
     A FlashPro Express project is created in the next window.
5. Program the device by clicking RUN.
   The RUN PASSED message is displayed to confirm the successful programming of the device.
6. Power cycle the board by unplugging the USB Type-C cable and reconnecting it.

Revision History (Ask a Question)
The revision history describes the changes that were implemented in the document. The changes are listed by revision, starting with the most current publication.

Microchip FPGA Support
Microchip FPGA products group backs its products with various support services, including Customer Service, Customer Technical Support Center, a website, and worldwide sales offices. Customers are suggested to visit Microchip online resources prior to contacting support as it is very likely that their queries have been already answered.
Contact Technical Support Center through the website at www.microchip.com/support. Mention the FPGA Device Part number, select appropriate case category, and upload design files while creating a technical support case.
Contact Customer Service for non-technical product support, such as product pricing, product upgrades, update information, order status, and authorization.

• From North America, call 800.262.1060
• From the rest of the world, call 650.318.4460
• Fax, from anywhere in the world, 650.318.8044

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Users of Microchip products can receive assistance through several channels:

• Distributor or Representative
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• Embedded Solutions Engineer (ESE)
• Technical Support

Customers should contact their distributor, representative or ESE for support. Local sales offices are also available to help customers. A listing of sales offices and locations is included in this document.
Technical support is available through the website at: www.microchip.com/support

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Note the following details of the code protection feature on Microchip products:

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ISBN: 978-1-6683-0341-2

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FAQ

• Q: How do I program the PolarFire FPGA using the on-board FlashPro5?
  A: To program the FPGA, connect the board to a computer via USB and use the FlashPro5 programmer software to load the programming files.
• Q: What applications can be developed using SoftConsole, Identify, or SmartDebug?
  A: These tools can be used to develop and debug embedded applications for the PolarFire device.

Documents / Resources

MICROCHIP FPGA PolarFire Ethernet Sensor Bridge [pdf] User Guide FPGA PolarFire Ethernet Sensor Bridge, FPGA, PolarFire Ethernet Sensor Bridge, Ethernet Sensor Bridge, Sensor Bridge

References

• User Manual