Engineer Software

Darshana Y. Kale

Foster City, CA

*************@**********.*** 650-***-****)

C, C++, Assembly Developer with strong experience in Embedded systems

development with emphasis on Microcontrollers, Circuit design and Firmware

development. Excellent skills with product enhancement with minimal time &

cost. Extensive experience in life-cycle development of embedded products

including requirements definition, proof of concept, proto-type build up,

design, implementation, testing and maintenance.

Professional Summary

> Strong C, C++ & Assembly programming skills.

> Proficiency in 8/16/32 bit Microcontrollers (8051, PIC16/18, MSP430,

ARM7).

> Working knowledge of embedded RTOS.

> Solid Hands-on experience in analog & mixed-signal board level circuit

design, prototype bring-up and debugging.

> Well versed with communication protocols like I2C, SPI, MODBUS RTU.

> Proficiency in handling lab testing tools like Oscilloscopes, Function

Generators, Frequency counters, Logic analyzers, multi-meters etc.

> Working knowledge of Linux Development Environment (File structure,

Memory management, make/gcc/gdb, Device Drivers, shell script).

> Familiarity with Cryptography, Finite state machine, SQL & MISRA C

standards.

Technical Skills

Programming Languages : C, Assembly, C++

Microcontrollers : 8-bit Intel 8051 and its derivatives, NXP

P89v51RD2 & Microchip PIC16F

/18F

16-bit TI Microcontroller series MSP430 series,

32-bit ARM7 TDMI Core NXP LPC2106

Embedded RTOS C OS-II

Communication Protocols : UART, I2C, SPI, MODBUS RTU

Development Tools Vision Keil, 2500AD assembler, IAR Embedded

workbench, Eclipse, MPLAB with MPLAB C18

compiler & MPASM assembler

Circuit Simulator : Proteus ISIS

Circuit Design Tools : Mentor graphics - Pads Power Logic & Power PCB

Hardware Testing Tools : Oscilloscope, Digital Multi-meter, Frequency

Counter, Function Generator, Logic Analyzer

etc.

Automotive Testing Tools : PRQA QAC, TESSY, Trace32

Configuration Management : CM Synergy, VSS

Tools

Work Experience

Eco Power Design (Firmware Engineer) April 10 - Present

Variable Voltage Variable Frequency Generator Client- Eco

Power, USA

. Developed, tested & verified hardware & software for PWM based sine

waveform generation.

. Added software functionality with addition of ADC interface, for variable

voltage & variable frequency control of the sine waveform.

Lear Automotive India Pvt Ltd (Software Engineer) May 07 - Jan

08

BMW-PL7 Immobilizer system (Oct 07-Jan 08) Client- Lear

Corporation, USA

. Developed software for the authentication logic of Immobilizer system of

automobiles, using DH and MD5 algorithm.

. Tested & verified the authentication system using key simulator and

debugger.

. Team effort towards building various features for BMW PL7 series.

AUDI-BMS (May 07-Sept 07) Client- Lear

Corporation, Spain

. Performed Static code analysis on code to meet MISRA C standards.

. Performed Code Review, emphasizing technical aspects such as Performance,

Effective Resource Management, Dead-Lock identification, Error Handling

as well as other issues like comments and Coding Conventions etc.

. Conducted Unit Testing and missing functionality checks.

Aplab Ltd (Research & Development Engineer) Jun 04 - April 07

Function Generator with Modulation (Dec 06-Apr 07)

. Researched & transformed older versions of function generators by

replacing analog generator section with IC, effectively cutting down

product cost & development time.

. Proto-type build-up & active support for production release.

Frequency Scanner Module (Jan 07-Feb 07) Client- BARC,

India

. Designed & developed circuit for frequency measurement & interface with

peripherals like displays, EEPROMS.

. Developed firmware for 16x2 graphics display and software for measurement

& display of frequency, acceleration/deceleration & direction of various

input patterns.

. Designed & implemented MODBUS RTU protocol, with MODBUS RTU tester, to

acquire the system status over serial RS232/RS485 channel.

True RMS AC Mains Power Meter (Dec 05 -Dec 06)

. Designed & developed the circuit, transformer & software for measurement

of ac parameters like voltage, current, VA, power, power factor, line

frequency.

. Provided remote handling facility for the Power meter unit through serial

commands i.e. RS232 interface.

. Tested the proto-type with High voltage & high current sources.

. Proposed & Implemented software for easy manual calibration facility for

production support, in order to reduce manual component calibration

effort & time.

Frequency Selective Voltmeter (Nov 05 -Dec 05)

. Firmware development for 4x4 matrix keyboard & 16x2 character LCD display

with TI MSP MSP430F1611 micro-controller on custom board.

Power Supply Monitor (Aug 05 -Oct 05)

. Designed & developed circuit & software, to measure & display voltage &

current from various channels of a multi-channel power supply. Also

developed the transformer.

. Implemented firmware for 128x64 graphics LCD, Atmel 93c46 EEPROM &

keyboard.

. Provided auto & manual mode selection channel facility.

. Provided software calibration facility to remove inaccuracies due to

component nonlinearities.

. Active production support for new versions of power supplies.

Bench top Digital Multi-meter (May 05 -Jul 05)

. Proposed, designed & developed enhancement to existing circuit to improve

the current measurement range from 1A to 10A, with minimal hardware

changes & cost.

. Added serial handling facility for the meter.

. Active contribution to PCB drafting, mechanical development (AUTOCAD) &

panels (COREL DRAW 10) design etc.

Function Generators of 1 MHz, 3MHz, and 6MHz. (Jun 04 -May 05)

. Analyzed existing function generators to develop low-cost generators with

added features, with minimal changes in the existing hardware.

. Designed & developed new generator circuit, transformer & software for

frequency & Amplitude measurement and display.

. Assisted in PCB drafting, mechanical development & panels design etc.

. Interacted with Production team for transfer of prototype & documents &

provided sustained support for production release.

. Created Hardware & Software specifications, manuals.

Education

Bachelor of Engineering (2003) - Mumbai University, India with First

Class.

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