40mhz

5 results for "40mhz"

mdb esp32 cashless

ESP32-based MDB cashless device for vending machines, supporting EVA DTS DEX/DDCMP telemetry and payments over the MDB protocol via Bluetooth and MQTT

nodestark

166

nternet Link

Wi-Fi, AI chat, and camera module for TI-Nspire calculators. Custom ESP32 PCBs + firmware. (Yes, 'nternet' is intentional, Nspire community naming.)

OtterCadGH

esp32 c3 iot sensor board

Open-source ESP32-C3 platform for ultra-low-power environmental sensor networks powered by recycled LiPo cells. Includes KiCad PCB, PlatformIO firmware (ESP-NOW + ThingSpeak), BME280/BME680 support, deep-sleep optimizations and measured >12 months runtime on typical cells.

Ans1S

NexRx

Fork of NexRig to build just the receiver part of the project to get started.

alanmimms

mdb esp32 master

ESP32-based MDB Vending Machine Controller (VMC) with support for bill validators, coin changers, cashless devices, and EVA-DTS DEX/DDCMP telemetry for vending machine integration and management.

nodestark

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