Case Study

Production Support

sail through certification

We help our customers to develop products and assist them to take their products through full compliance certification for FCC, CE and domain specific certifications like FDA, FAA, DO-160 based on the industry needs.

Aircraft Power Supply Design & Development (HW, SW and Mechanical)


Executive Summary 

The scope of this project includes:

  • Software design and development
  • Hardware design and development
  • Mechanical Enclosure Design and development
  • Certification


Tools & Software / Standards 

  • C l C++ l Ada l MATLAB / Simulink l PERL | Tcl/Tk l LabVIEW
  • Tools: DOORS l ARTiSAN l ClearCase l ClearQuest | PVCS | Mentor expedition | Hyperlinks | Unigraphics
  • Bus Protocols: Arinc429 l Arinc825 / CAN Bus l AFDX | SPI l Mil-Std-1553B l I2C l RS-485 l RS-422
  • Chipsets: TI l ATMEL l Microchip | PPC | Renesas | Freescale
  • Standards: RTCA-DO-178B
  • RTOS : QNX | VxWorks | RT-Linux
  • Standards : RTCA-DO-178B/C | RTCA-DO-254 | RTCA-DO-160G


Case Study 


Design and Development of firmware for Aircraft Power Supply Module (APS) for Airbus and Boeing Fleet.


  • Hardware Design :
  • AC/DC and AC/AC converter
  • DC power over USB
  • Power Management
  • POST and BITE
  • Overload, short circuit, over/under voltage protection
  • Communication using RS-485, I2C



  • System Requirement Analysis
  • Software & Hardware Requirements Specification
  • Software Design:
  • SW I/F definitions, State diagrams, sequence diagrams, SDD
  • Hardware Design:
  • Schematics development, HW I/F definitions,, HDD
  • Software Development
  • Prototype Development
  • SW Testing : LLT, SSIT, HSIT
  • HW Testing : Board bring up, Functional Testing, Environmental Testing, Certification



  • Renesas H8S2378 micro-controller
  • HEW, Eclipse, LabVIEW
  • DOORS, ARTiSAN, Clearcase, Clearquest, LDRA
  • C
  • Mentor expedition, Hyperlinks
  • Unigraphics