The BLE Sensor APP will be forced to obtain location permissions when in use. If you do not give location permissions or do not open the positioning APP, it will prompt that the APP cannot be used.
Be...
[i=s]This post was last edited by Rambo on 2019-5-13 17:43[/i] 1. The basic components of a quadcopter Remote controller: sends signals to the flight control; the remote controller of a quadcopter req...
[size=2][color=rgb(102, 102, 102)][font=Verdana, Arial, Helvetica, 宋体, sans-serif][b][color=red]DSP external memory control method[/color][/b]General memory has control signals such as RD, WR and CS. ...
The software consists of two parts: ROM code and Flash-based code.On CC2640, part of the ROM stores the TI-RTOS kernel and part of the BLE protocol stack, while on CC2640R2F, more of the BLE protocol ...
Recently, I ran some small programs on the DM648 development board. I wanted to capture a picture from the YCBCR video input port and then encode it in JPEG. I found a JPEG encoding routine in the dev...
I want to make a USB disk filter driver. First, I read the device descriptor of the USB disk, and then disable the USB disk according to a certain item in the device descriptor. Thanks to everyone's h...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]