MCU firmware
Bare-metal and RTOS firmware for ESP32, STM32, Nordic, and industrial MCUs.
IOTFIY · Firmware Development
Firmware that keeps devices reliable in the field
Custom embedded firmware for ESP32, STM32, Arduino, Modbus gateways, and industrial controllers — OTA updates, diagnostics, and production-ready device software from IOTFIY SOLUTIONS.
ESP32 / STM32
Modbus
OTA Updates
Diagnostics
Why IOTFIY
Firmware Development by IOTFIY SOLUTIONS
IOTFIY SOLUTIONS builds custom firmware development for IoT devices, industrial controllers, ESP32/STM32 boards, Modbus gateways, OTA updates, and field diagnostics.
Protocol stacks
MQTT, Modbus RTU/TCP, UART, I2C, SPI, and custom industrial protocols.
OTA & recovery
Safe over-the-air updates with rollback, signed images, and bootloader recovery.
Field diagnostics
Watchdogs, health telemetry, crash logs, and remote troubleshooting hooks.
Secure boot
Secure boot paths, encrypted storage, and device identity for fleets.
Gateway firmware
Edge gateway firmware aligned with IoTFIY Gateway Solutions and cloud dashboards.
How we deliver
A clear path from brief to production
01
Hardware bring-up
Pin maps, power, sensors, and peripheral validation on your PCB.
02
Firmware architecture
Drivers, state machines, and cloud/device contracts.
03
Test & harden
Unit tests, soak tests, brown-out, and RF/noise resilience.
04
Production & OTA
Factory flashing, serialisation, and remote update pipelines.
Ready to start with Firmware Development?
Tell us your use case — IOTFIY SOLUTIONS will scope a practical plan within 24 hours.