Unizen provides engineering services and solutions for defence, lifestyle and industrial segments. They have expertise in hardware, software, FPGA and application development. Some of their defence projects include developing a 3U VPX quad channel high-speed ADC board for data acquisition, porting a LynxOS 5.0 driver for a SATA controller, and porting U-Boot and VxWorks BSP for a QorIQ processor-based SBC. They also developed a VC++-based radar scan controller software and contributed to a beam steering controller system for an AEWACS program.

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Defence Case Studies
Unizen focuses on providing Product Engineering, Professional Services and Turn-key Solutions in
Defence, Lifestyle and Industrial segments. Unizen has strong expertise in Hardware, Software, and
FPGA and Application Design & Development.
Unizen has vast experience in developing Safety & Mission Critical Systems for Defence & Aerospace
applications.
1. Domain Expertise – Defence & Aerospace
 Safety & Mission Critical System Development
 Data Acquisition Systems
 Radar Applications
 Telemetry Systems
 Video & Graphics Applications
 DO178B Compliant Software Development, Verification & Validation
 MIL Grade Hardware Development – Multicore SoCs, FPGA, High Speed ADC/DACs
 FPGA RTL Design & Development – Altera & Xilinx FPGA
 VxWorks/LynxOS/QNX/Linux BSP Porting, Device Driver Development
 VxBus Compliant VxWorks Device Driver Development
 VxWorks to Linux Migration
 Expertise in PCI-e, SRIO, Aurora, SFP, VME, MIL-1553, ARINC429 Driver Development
2. Defence Project Case Studies
2.1 3U VPX Quad Channel High-Speed ADC Board
2.1.1 Business Context
Defence Lab: CABS, Bangalore
Unizen develops a 3U VPX Quad-Channel 256 MSPS ADC/DAC Board with FMC interface for I/O
expansion, for CABS, Bangalore. Scope also involves porting VxWorks 6.9 BSP and Linux BSP for this
board
2.1.2 Solution Overview
Scope of this work involves
 Developing 3U VPX Quad Channel High-Speed ADC Hardware
 Level-0 Diagnostics
 VxWorks 6.9 BSP Development

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Figure 1 3U VPX Quad Channel High-Speed ADC Board
2.1.3 Features
2.1.3.1 3U VPX High Speed ADC Board
 Zynq 7035 SoC with Dual ARM Cortex A9 Cores and Xilinx FPGA
 Quad Channels 14-bit 250 MSPS ADC Board
 1 GB DDR3
 64 MB NOR Flash
 512 MB NAND Flash
 Gigabit Ethernet
 RS232
 VPX Interface
o x4 PCI-e Gen2
o Gigabit Ethernet
o 2 x RS422
 FMC Interface for I/O Expansion
o 2 x SPI
o 2 x I2C

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o 80 Discrete I/Os
2.1.3.2 Level-0 Diagnostics
 U-Boot Level-0 Diagnostics for all the hardware interfaces of the 3U VPX High-Speed ADC
Hardware
2.1.3.3 VxWorks 6.9 BSP
 VxWorks 6.9 SMP BSP for the 3U VPX High-Speed ADC Board
 VxBus Drivers for all the Hardware interfaces of the Board
o x4 PCI-e, 2 x GigE, ADC, 2 x SPI, I2C, RS232, RS422, Discrete I/Os
o NAND Flash, NOR Flash

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2.2 LynxOS 5.0 AHCI Compliant SATA Driver Development
2.2.1 Business Context
Defence Lab: BEL, Bangalore
Unizen develops a LynxOS 5.0 AHCI compliant SATA driver for a PMC card that has Marvel 88SE9235
SATA Controller and PLX PEX8114 PCie Bridge. The driver is developed for a PowerPC 8641D based
SBC.
2.2.2 Solution Overview
Scope of this work involves
 Developing AHCI compliant SATA Driver for PMC SATA card based on Marvel 88SE9235 SATA
Controller
 PLX PEX 8114 PCI-X to PCIe Bridge Configuration
 Throughput Optimization
 FAT File System Support
Figure 2 LynxOS 5.0 AHCI Driver for Marvel 88SE9235 SATA Controller
2.2.3 Features
 PLX PEX 8114

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o 133 MHz PCI-X Host Interface
o 2.5 GHz x2PCI-e Lanes on the SATA Controller interface
o Configured in Reverse Bridge and Transparent Bridge Mode
 Marvel 88SE9235 SATA Controller
o 4 x 6 Gbps SATA Interfaces
o AHCI 1.3.1 Compliance
o Native Command Queuing
o Hot Plug support
 Interface to LynxOS SCSI Driver
 FAT32 File System Support

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2.3 U-Boot and VxWorks 6.9 BSP Development for QorIQ T2080 based 3U SBC
2.3.1 Business Context
Defence Lab: DLRL, Hyderabad
Unizen’s Customer developed a custom 3U VPX SBC based on Freescale QorIQ T2080 Processor and
Xilinx 7 FPGA, for DLRL, Hyderabad. Unizen ported U-Boot and VxWorks 6.9 BSP & Drivers for this 3U
VPX SBC Board.
2.3.2 Solution Overview
Unizen Software development scope consists of following features
 Level 0 Diagnostics
 U-Boot Boot Loader Porting & Board Bring-Up
 VxWorks 6.9 BSP & Device Drivers Porting
 BIT – POST, CBIT & IBIT
 PPC T2080 – Xilinx7 FPGA – IPC Library Development
Figure 3 3U VPX SBC Block Diagram
2.3.3 Features
 U-Boot Level 0 Diagnostics

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o RS232, I2C-1, I2C-2, DDR3, Clock Generator, Clocks, Flash, Ethernet-0, Ethernet-1,
GPIO, RS422, Voltage Monitor, Temperature Sensor, RTC, SPI, SATA, PCI-e, FPGA
 VxWorks 6.9 BSP and VxBus Drivers for following peripherals
o RS232
o RS422
o Clock
o 2 x Gigabit Ethernet
o Temperature Sensors
o Voltage Monitor
o FPGA
o Memory Bus Interface
o 4 x PCIe
o 4 x SRIO
o Aurora
o I2C
o SPI
o GPIO
o 16 x LVDS I/O
 Built-In-Tests
o Power-On Self-Test (POST)
o Continuous Built-In Test (CBIT)
o Initiated Built-In Test (IBIT)
 IPC Library for Reliable and High Speed data communication between Processor and FPGA
o Through 4xSRIO using DMA
o Through 4xPCI-e using DMA
 FPGA Control & Configuration
o Through IFC Memory Bus interface
o Through SPI interface
 Backplane Communication – Aurora, SFP, x4 PCI-e and x4 SRIO interfaces

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2.4 VC++ based Radar Scan Controller Software
2.4.1 Business Context
Defence Lab: DLRL, Hyderabad
Unizen’s Customer developed Border Surveillance Post Controller system for ELSEC, DLRL, and
Hyderabad. Unizen developed the VC++ based Radar Scan Controller Software for the Border
Surveillance Post Controller system.
Radar Scan Controller Software is a High Speed Real Time Radar Scanner Host Application which co-
ordinates with various Remote Embedded Controllers and provides the operator the Console to view
and control the Real Time Spectrum, Digital Modulation, Histogram, etc.
2.4.2 Solution Overview
Scope of this work involves
 Develop MFC VC++ based Radar Scan Controller Software
Figure 4 Radar Scan Controller Software

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2.4.3 Features
Radar Scan Convertor Application supports View, Command and Control various Remote Controllers
 Antenna Rotation, Azimuth and Elevation Position,
 Spectrum Data Recorder
 Playback the Recorded Spectrum
 BITE Signal Generator
 TD Mux Engine
 View Digital Modulation
 View Modulation Histogram
 Symbol Rate Estimation
 Activity Polar Plot

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2.5 Beam Steering Controller for AEWACS System
2.5.1 Business Context
Defence Lab: CABS, Bangalore
This project was executed by one of the Unizen’s Director in his previous stint.
Beam Steering Controller system controls Radar Beam position of the Primary Radar (PR) and
Secondary Surveillance Radar (SSR) of AWACS system.
Primary Radar (PR) contains Active Electronically Steered Radar (AESA) and Mono-pulse Unit. It
supports scanning in Azimuth & Elevation planes.
Secondary Surveillance Radar (SSR) contains Electronically Scanned Antenna Array (ESSA) and
Monopulse Unit. It supports Friend-or-Foe Detection.
Scope of this project involves Beam Steering Controller Hardware, Software and RTL Controllers of the
Beam Steering Controller System. Unizen’s Director played the Software Architect role in this project.
2.5.2 Solution Overview
Role of Unizen’s Director in Beam Steering Controller System development involves
 System Requirement Capture & Management
 System Design
 Design & Development of Beam Steering Controller Application
 Design & Development of Planar Near Field Application (PNFM) Application
 Host GUI Application for Calibration, Collimation and Verification & Validation of the Beam
Steering Controller System
 VxWorks 6.3 BSP Porting for Beam Steering Controller Hardware
 Design & Development of POST, CBIT, IBIT and MBIT
 Support for System Integration and Verification & Validation
 Support for CEMILAC Certification

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Figure 5 Beam Steering Controller System
2.5.3 Features
 BSC Hardware
o PPC 440 SoC, Xilinx Virtex 5 FPGA, 2 x GigE, DDR3, NOR Flash, LVDS, RS232, RS422
 VxWorks 6.9 BSP and Device Drivers for following peripherals
o GigE, LVDS, RS422, RS232, NOR Flash, DDR3, RTC, Timers, Temperature Sensors
 Subsystems
o PR Antenna Array Controller
o SSR Antenna Array Controller
o Monopulse Unit
o MSRU Unit
Calibration
Network
NETWORK
SSR Antenna
Array
PR Antenna Array
LVDS
MSRU
Mono Pulse
Unit
(1-Module)
BSC-Controller
RS422
LVDS
LVDS
LVDS
PC/RDC
RS422/RS232
MOPS
RS485
RTC
RS422
Shutter Motor
RS422
SSR-CU
RS422
LAN
MSC PR-CU
LVDSRS422

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o Multi-Output Power Supply
o Shutter Motor
o Planar Near Field Application for Calibration & Collimation of BSC System
o PR Controller Unit I/F
o SSR Controller Unit I/F
o Mission Computer I/F
o Host Application for Calibration, Collimation and Verification & Validation of BSC
System
o POST, CBIT, IBIT, MBIT
 DO178B Level C compliant Software Development and Verification & Validation
 MIL-498 Standard compliant Documentation