Santhosh Amuduri

Responsibilities:

• Design and develop the windows environment simulation software for complete exciter product to achieve time to market and to make white box testing faster.
• Full loop ADL communication protocol implementation and unit testing with ToolboxST. Capture buffer and Trender implementation.
• Setup an API to step DSPX process and Blockware.
• Full save and restore functionality of the firmware variables by using DSPX map file.
• Porting the code from real exciter to virtual exciter and participate in code reviews.
• Ownership on developing the firmware for adjustable speed AC drive system specifically designed to start a gas turbine generator set and upgrade the features using QNX RTOS.

Responsibilities:

• Design and develop firmware for bluetooth module Direct key module V3.0 for locking systems using TI RTOS.
• Host interface protocol with UART and SPI with encryption AES-256 and exchanging the keys from host.
• Implementation of authentication library for mobile interface with modes.
• OTA feature along with bootloader with digital signature – Secure Boot.
• External flash 512KB drivers and application-level APIs & production level related code.
• Mode 7 protocol implementation to achieve lock open access times
• Bluetooth Tethering implementation with multiple users.

Responsibilities:

• OTA feature application (Over the air download via Bluetooth BTLE) and boot loader developed to program the lock using TI RTOS.
• Implemented digital signature including components AES-256 ECB/CBC/CFB, ECC-256, SHA-256 Hashing with flash-based API in application and ROM based APIs in bootloader & error handling.
• WBT Unit testing with Google test framework and Integration issues and bug fixing.
• Audits handling and storing into external flash.

Responsibilities:

• Developed the proprietary single wire PPCOM communication protocol between PP38 and Locks (HT24/28/34/38/Adv3).
• Implemented the PP38 functionalities of Initialization/Update/Lock Test/Read Openings/Card Diagnostics to the Lock.
• Implemented in driver level implementation of ADC for Battery Monitoring, UART for debug log messages in PIC24F controller.
• Implemented the feature Opening of the lock HT38 without having batteries over single wire PPCOM communication and powering/communication from PP38.
• Implemented the authentication procedure between the PP38 and locks using Hash algorithm.
• Involved in unit level testing from end to end device and code reviews.

Responsibilities:

• Developed firmware for Appliance Control Microprocessor on 2012HA(Horizontal Axis) Washer (General Electric client)
• Developed the code for primitive based fill algorithms.
• Design of fault handling mechanism and implementation service mode & consumer error code mode.
• Involved in unit level as well as PCB level testing.
• Implemented features like Tub light, Delay Start, eMonitor.
• Quantum framework RTS architecture.
• Bug fixing on various modules.