The overall environment has not been good in the past two years, with major manufacturers laying off employees and cutting costs, but Renesas seems different, continuously introducing new MCU/MPU products this year. Recently, Renesas launched the RA4C1 series of low-power MCUs, based on the Arm Cortex-M33 core, offering low-power/low-voltage operation, LCD segment display, and advanced … Read more
The Renesas RA family launched the RA4C1 low-power MCU in August 2025, based on the Arm® Cortex®-M33 (CM33) core, providing low-power/low-voltage operation, LCD segment display, and advanced security features, meeting the meter DLMS-SUITE2 security standards, specifically developed for smart meter applications. DLMS (Device Language Message Specification) is the core communication standard in the field of … Read more
CoAP protocol This article is sourced from: https://academy.nordicsemi.com/courses/cellular-iot-fundamentals/lessons/lesson-5-cellular-fundamentals/topic/lesson-5-coap-protocol/ CoAP /käˈæp/ stands for “Constrained Application Protocol,” an application layer protocol based on UDP transmission developed for the Internet of Things (IoT) and IoT devices, defined by the Internet Engineering Task Force (IETF) in RFC 7252.The reason IoT and IoT devices are referred to as constrained networks … Read more