I/O modules that connect a microcontroller to the physical world: 12/24 V sensors, relays, valves, pumps, motors, 0–10 V, ±10 V and 4–20 mA signals.
🔌 Isolated digital in, relay, latching relay, SSR, NPN, MOSFET, analog, combo
📐 One 47×56 mm form factor, isolation per channel
🔗 GPIO or I²C (Qwiic)
🧩 IoTsmart, IoTbase, Raspberry Pi, Pico, Nano, ESP32
📖 Open hardware, schematics on GitHub
#IoTextra #IIoT #ESP32 #RaspberryPi #OpenHardware #NodeRED #Tasmota #HomeAssistant
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Make Things Happy is an open IoT & IIoT hardware & software platform.
🔌 IoTextra — I/O modules: digital, analog, combined
🧠 IoTsmart — ESP32-S3 / RP2040 / RP2350 controllers
🧩 IoTbase — carriers for Raspberry Pi, Pico, Arduino Nano
⚙️ IoTflow (Node-RED, MQTT) & IoThome (Tasmota)
Same modules, wiring and logic from prototype to series. Open schematics, no lock-in.
https://makethingshappy.io/pages/platform-philosophy-from-prototype-to-industrial-series