BLE

Everything tagged “BLE” across notes, resources, and Mochi logs.

Enclosed multi-protocol smart-home gateway beside wireless sensors on a home network shelf

IoT SolutionsIoT SolutionsSeptember 7, 2026

OpenMQTTGateway: Building a Multi-Protocol Smart Home Hub

Set up an OpenMQTTGateway hub for BLE, Wi-Fi, RF, and LoRa sensors, then route the data into MQTT and Home Assistant without building a separate bridge for every device.

IoT Solutions MQTT OpenMQTTGateway Smart Home Home Assistant BLE Wi-Fi LoRa ESP32 Home Automation

Three Bluetooth module boards arranged on a used ESD workbench beside a multimeter and precision screwdriver

NotesHardwareSeptember 6, 2026

HC-05 vs HM-10 vs BLE 5.0: Which Bluetooth Module Should You Choose?

Compare HC-05, HM-10, and BLE 5.0 modules by Bluetooth Classic, BLE GATT, UART, phone support, range, power, and integration for Arduino, ESP32, and IoT projects.

Bluetooth Bluetooth Classic BLE Arduino ESP32 IoT Hardware

Realistic nRF52840-style BLE wearable prototype on an electronics workbench

NotesFirmwareSeptember 6, 2026

nRF52840 BLE Wearables: How to Build a Wearable Device

A practical guide to building nRF52840 BLE wearables with open-source references, Zephyr, compact GATT design, sleep/wake states, and real power measurements.

nRF52840 BLE Wearables Zephyr RTOS Low Power Embedded Systems

An ESP32-S3 development board and smartphone testing Bluetooth Low Energy beside a MacBook Pro on a realistic electronics workbench

NotesFirmwareSeptember 5, 2026

ESP32 Beginner Guide – P6: Bluetooth Low Energy

Learn ESP32 BLE, GATT services, and characteristics by sending BME280 readings to a phone with Read and Notify.

ESP32 Beginner Guide Bluetooth Low Energy BLE GATT Arduino-ESP32

ESP32 sensor prototype and smartphone being tested over Bluetooth Low Energy on an electronics workbench

IoT SolutionsIoT SolutionsAugust 19, 2026

Deep Dive: BLE Communication for IoT Devices

A practical guide to reliable BLE communication for IoT devices, covering GATT, packets, MTU, notifications, reconnection, security, and power with ESP32 NimBLE.

IoT Solutions Bluetooth Low Energy BLE ESP32 NimBLE GATT Firmware