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Blog Posts

SN1 Solar Node: ESP32-C3 Board with Solar Charging, IP67 Enclosure, ESPHome Firmware – CNX Software

WiFi IoT Solar Node Dev Board ESPHome

Designed by Granz Scientific LLC, the SN1 Solar Node is an ESP32-C3-based IoT node/development board designed specifically for off-grid IoT projects. Development boards like Seeed Studio Wio Tracker, or industrial controllers like DFRobot LoRaWAN Control Terminal, allow you to handle your own battery management and weatherproofing, or on the other end, you have products like SenseCAP Solar Node P1 that come with everything integrated but do not allow adding custom hardware. This is where the SN1 Solar Node is different; it features an IP67-rated enclosure with an integrated solar panel on the lid, 18650 battery support, and prototyping strip-board areas for custom circuitry. It also includes a smart power switch that allows the battery to continue charging from the solar panel even when the board is powered off. Additionally, it provides battery voltage monitoring, breaks out most GPIOs for easy access, and includes optional jumpers for an onboard LED and […]

The post SN1 Solar Node – An ESP32-C3-based board with IP67 enclosure, solar charging, ESPHome firmware appeared first on CNX Software – Embedded Systems News.

Sorry Kid, Drones Are Now for War

What happens when DJI, the world’s leading maker of drones, is no longer welcome in the United States? You might think other dronemakers would see a huge opportunity with their competitor out of the picture. That didn’t happen. In the 15 months since the United States triggered an automatic ban on future DJI products, no […]

Apple’s sci-fi thriller Dark Matter returns in August

Over the last few years summer has turned out to be a great time for new streaming sci-fi, and 2026 is shaping up to be much the same. Apple just announced that its multiversal thriller Dark Matter is coming back for its second season, which will start streaming on August 28th. Season 2 will span […]

Artemis II Crew Captures Stunning First Photos of Solar Eclipse

The Artemis II astronauts have already captured some incredible sights of the Earth and Moon during their journey. Now we can add a new visual to that list: a total solar eclipse as seen from deep space. It looks almost too perfect; the Moon has crisp, but uneven edges, while bright stars dot the area […]