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chetansunaskar/README.md

Chetan S Sunaskar — Embedded Firmware Engineer

Firmware engineer working on STM32 and ESP32-S3-based IoT products. I write bare-metal drivers, FreeRTOS tasks, and MQTT-TLS, state machine model firmware with time constrains. Currently exploring Linux device drivers and Embedded Linux build systems.

Tech stack

Domain Tools
MCUs STM32L073RZ · STM32U0 · ESP32-S3 · ESP32-S2 · BEAGLEBONE-BLACK
RTOS FreeRTOS · NimBLE
Protocols UART · SPI · I2C · CAN · MQTT · BLE GATT
Linux Device drivers (char dev) · Buildroot · GDB · Valgrind
Languages Embedded C · C++ · Python
Build ESP-IDF · CMake · GCC · Makefile
Tools OpenOCD · J-Link · nRF Connect · Wireshark

Pinned projects

Repo What it demonstrates
Embedded-Linux-MPU6050-Accelerometer-I2C-Device-Driver Loadable kernel module, file_operations, ioctl, tested on Beaglebone Black
esp32s3-wifi-ble-coexistence FreeRTOS · NimBLE · ESP-IDF · software coexistence
ECUS- EMBEDDED CAN UDS DIAGNOSTIC STACK Embedded C · MISRA C STANDARDS · CAN · UDS

📍 Pune, India; 📧 chetansunaskar@gmail.com; 💼 LinkedIn

Pinned Loading

  1. ESP32S3_WIFI_BLE ESP32S3_WIFI_BLE Public

    ESP32 firmware using ESP-IDF and FreeRTOS demonstrating simultaneous Wi-Fi and BLE operation with stable coexistence, event-driven architecture, and RTOS task management.

    C

  2. MPU6050_LINUX_DEVICE_DRIVER MPU6050_LINUX_DEVICE_DRIVER Public

    Production-style MPU6050 Linux I2C character device driver along with Device Tree Overlay and STM32 HAL firmware portfolio project.

    C

  3. ECUS-Embedded-CAN-UDS-Diagnostic-Stack ECUS-Embedded-CAN-UDS-Diagnostic-Stack Public

    ECUS is a pure C11 portfolio project that simulates an automotive ECU diagnostic stack on a normal desktop. It is intentionally software-only: build it with GCC, debug it with GDB or VS Code, and s…