As the title says, the idea is to have an external wifi and BLE Bluetooth soc on the board (or built-in). Normally, the board goes into low-power sleep mode, Bluetooth broadcasts, and the WeChat apple
Evaluation 1iBeacon Bluetooth Beacon
This article uses beacons and demonstrates how to modify the iBeacon application to modify the Payload , MAC address, broadcast time parameters, etc. The BRD4108A
0x00 Introduction
The serial port is one of the most commonly used chip interfaces, and is widely used for both debugging and actual communication. USB is the most common interface for consumers nowad
MCU is the abbreviation of single-chip microcomputer. Since MCU is mainly used in the control field, it is also usually called microcontroller in the world. Both MCU and microcomputer are composed of