Network debugging assistant: Android APP integrates TCP, UDP, classic Bluetooth and low-power Bluetooth debugging demo

1. Preface I finally don't need to debug a hardware device and install an APP. If I download someone else's network debugging assistant in the APP store and have advertisements, I might as well write a relatively complete network debugging assistant directly. At present, the supported functions include tcp client and server, udp, low-power Blu ...

Posted by rowman on Tue, 08 Mar 2022 00:18:17 +0100

Notes on Qt5BLE Bluetooth development under win32

BLE introduction BLE Bluetooth is a Bluetooth module above Bluetooth 2.0, and classic Bluetooth is Bluetooth below Bluetooth 2.0. Bluetooth is divided into client and server. Classic Bluetooth can communicate between client and server through socket programming (similar to network socket), but BLE Bluetooth cannot communicate in this way. Ther ...

Posted by nev25 on Sun, 30 Jan 2022 13:21:16 +0100

STM32+HC-05 Bluetooth module learning and use

HC-05 Bluetooth serial communication HC05 module is a high-performance master-slave Bluetooth serial port module. It is a PCBA board integrating Bluetooth function. It is very convenient for short-range wireless communication. It can be seen from a treasure merchant that Bluetooth can be used in many ways. Here I use Bluetooth host connection ...

Posted by thyscorpion on Fri, 14 Jan 2022 19:06:47 +0100

DialogBLE chip: OTP read / write, otphader

The BLE chip of Dialog basically has OTP (one time programmable) memory, that is, the memory written at one time. Once written, it cannot be modified. For example, DA14531 has 32KB OTP memory. It is mainly used to write curing programs and save some important factory parameters. The following mainly describes how to read and write OTP memory an ...

Posted by iii on Wed, 29 Dec 2021 16:49:51 +0100

nrf52 air upgrade

1, Overview 1.1 OTA DFU DFU(Device Firmware Update) is firmware upgrade, and over the air is firmware upgrade through wireless connection. As long as the DFU is realized through wireless communication, it can be called air upgrade, including WiFi / Bluetooth / NFC/Zigbee. You can also use wired methods for air upgrade, such as serial port, US ...

Posted by AnarKy on Wed, 08 Dec 2021 21:43:19 +0100