2-in-1 tablet
What BLE Events Does Nordic Have? When Are They Triggered?
1. GAP Events enum BLE_GAP_EVTS { BLE_GAP_EVT_CONNECTED BLE_GAP_EVT_DISCONNECTED BLE_GAP_EVT_CONN_PARAM_UPDATE BLE_GAP_EVT_SEC_PARAMS_REQUEST BLE_GAP_EVT_SEC_INFO_REQUEST BLE_GAP_EVT_PASSKEY_DISPLAY BLE_GAP_EVT_KEY_PRESSED BLE_GAP_EVT_AUTH_KEY_REQUEST BLE_GAP_EVT_LESC_DHKEY_REQUEST BLE_GAP_EVT_AUTH_STATUS BLE_GAP_EVT_CONN_SEC_UPDATE BLE_GAP_EVT_TIMEOUT BLE_GAP_EVT_RSSI_CHANGED BLE_GAP_EVT_ADV_REPORT BLE_GAP_EVT_SEC_REQUEST BLE_GAP_EVT_CONN_PARAM_UPDATE_REQUEST BLE_GAP_EVT_SCAN_REQ_REPORT BLE_GAP_EVT_PHY_UPDATE_REQUEST BLE_GAP_EVT_PHY_UPDATE BLE_GAP_EVT_DATA_LENGTH_UPDATE_REQUEST BLE_GAP_EVT_DATA_LENGTH_UPDATE BLE_GAP_EVT_QOS_CHANNEL_SURVEY_REPORT BLE_GAP_EVT_ADV_SET_TERMINATED }; In fact, there are notes following the definitions of these events. And the data passed from the protocol stack after the corresponding event occurs 1. … Read more
ESP32-BLE2MQTT: Seamlessly Connect Your BLE Devices to the IoT World
ESP32-BLE2MQTT is a powerful tool that seamlessly connects your BLE devices to the MQTT message queue, enabling convenient IoT data transmission and control. It is developed based on the ESP32 chip and built using ESP-IDF v5.2.1, providing a stable and reliable bridge for your IoT projects. The core features of ESP32-BLE2MQTT: 1. Bidirectional Communication: ESP32-BLE2MQTT … Read more
HomeAssistant – Bluetooth (DIY Your BTHome Bluetooth Sensor)
Issues with Bluetooth Devices: Currently, most Bluetooth devices are designed to work with smartphone applications and broadcast their data in proprietary formats. However, using these Bluetooth devices in your HomeAssistant home automation platform requires support for each proprietary format, making it difficult to use!Problems Addressed by BTHome: A set of open, standardized BLE communication protocol … Read more
Eddystone: Google’s Open Source BLE Beacon Protocol Launched in 2015
1. Protocol Basics Protocol PositioningEddystone is an open-source BLE beacon protocol launched by Google in 2015, supporting cross-platform (Android/iOS) and various data frame types, with a fixed service UUID of 0xFEAA.。 Core AdvantagesCompared to iBeacon, Eddystone has a fully open-source nature and supports dynamic data broadcasting (such as direct URL push).。 2. Frame Type Details … Read more
Detailed Analysis of Bluetooth Module Features and Usage Scenarios
🌀 Comprehensive Analysis of Bluetooth Modules: Classification, Features, and Application Scenarios A Bluetooth module is an electronic module that integrates Bluetooth communication capabilities, widely used for short-range wireless data transmission. Different Bluetooth modules are suitable for various fields based on characteristics such as version, power consumption, transmission distance, and application scenarios. Below are the classifications … Read more
Introduction to Proximity Unlocking Solutions Based on Low Energy Bluetooth (BLE) Technology
From early mechanical keys to RF remote keys, and then to Near Field Communication (NFC), wireless unlocking technology has continuously evolved towards greater convenience and intelligence. However, traditional solutions have significant limitations: key activation often leads to forgetting to carry keys; NFC requires active contact with the device, which does not achieve true “unconscious” operation. … Read more
Application Solutions for Home Energy Storage Systems Based on Low Power Bluetooth (BLE)
With the popularity of renewable energy and the growing demand for home energy management, home energy storage systems have gradually become an important part of smart homes. Intelligent storage devices provide flexible and economical power supply for households. However, traditional energy storage devices face issues such as energy efficiency management, maintenance difficulties, and interaction experience … Read more
BLE_Monitor: A Custom Component for Home Assistant to Passively Scan and Monitor Multiple BLE Devices
Home Assistant (HA) is a powerful home automation system, but its support for Bluetooth Low Energy (BLE) devices has always been somewhat lacking. BLE_Monitor is an excellent custom component created to address this issue. It can passively monitor a wide variety of BLE devices from different brands and types, greatly expanding HA’s capabilities and enhancing … Read more
499 Yuan… This 1TB Mini Device is Definitely a Joke
There have been reports that this year, small tablets will experience a minor boom.However, it was unexpected that mainstream manufacturers have not yet joined the fray, while smaller companies have already made an early splash.Previously, Cube released the 8.8-inch Play Mini 3 Ultra. Now, Philips has just launched an 8.68-inch Play 3 AI Pad.Yes, it’s … Read more