Blog

LoRa for Long-Range Communicaiton

A guide for developers to build and test efficient LoRa systems suited for smart, scalable, and long-range wireless applications.

Advanced Interrupt handling Techniques in Linux

This deep dive into Advanced Interrupt handling in Linux discusses top halves & bottom halves and ways to write complex interrupt handlers in device drivers.

Writing Interrupt Service Routines for Linux

This blog introduces the interrupt handling concepts in Linux including functions and flags with example of writing interrupt handlers for device drivers.

Using Interrupts for context switching in RTOS

This article discusses using interrupts for context switching in RTOS specifically covering Renesas RH850 context switching in FreeRTOS.

Interrupt handling in RISC-V architecture

This article on interrupt handling in RISC-V architecture covers Privilege Levels, Direct/Vectored Interrupt Handling, HARTs in RISC-V along with examples.

ARM Interrupt Controllers - The gateway to CPU's attention

Vendor Specific Model, Vectored Interrupt Controller(VIC), Generic Interrupt Controller(GIC) and Nested Vectored Interrupt Controller(NVIC) - ARM handling

Interrupt Handling in Embedded Software

This blog introduces interrupt handling in embedded software and terms like interrupt controller, interrupt nesting and preemption, interrupt latency etc.

Exploring Bluetooth Device Testing Methodologies and Techniques

Covering Bluetooth device testing, this article introduces validation tools for Bluetooth classic/BLE devices at Application/Profile and Physical Levels.

Bluetooth Auracast(Multi Listeners)

An article introducing the Bluetooth extended advertisement details and audio broadcast in Bluetooth 5.0

A Comprehensive Introduction to Multipoint Bluetooth

This blog introduces the Multipoint Bluetooth feature where the Bluetooth PicoNet is used to achieve seamless connectivity between more than 2 devices.

Exploring Bluetooth Profiles and their Applications

An article introducing the Bluetooth Profiles including the Bluetooth Multi Profile Specification and covering their typical applications and use cases

An Introduction to Higher level Bluetooth Protocols

This article covers higher level Bluetooth protocols like service discovery protocol, SDP, TCS BIN, RFCOMM, OBEX, etc. that forms the backbone of Bluetooth.

An In-depth Guide to the radio layer of Bluetooth Technology

This blog delves into the physical and data link layers of Bluetooth technology, covering the channels, adaptive frequency hopping and BT/Wi-Fi Coexistence.

Modbus Device Testing Methodologies

This blog captures the Modbus device testing methodologies covering Modbus conformance tests for both client and server along with some relevant test cases

Validation Methodologies of UDS Features in an ECU

This article on Validation Methodologies of UDS Features in an ECU covers UDS Services Test cases, Manual Testing and UDS Validation based on HIL tools

Introduction to LoRa Technologies

Discover the basics of LoRaWAN, its architecture, key features, and how it enables low-power, long-range communication for IoT applications.