Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
Buzzers are very common devices, divided into passive and active types. Choose different types of buzzers according to project requirements. In recent projects, active buzzers are used. It's still the...
[i=s]This post was last edited by Hot Ximixiu on 2019-8-18 11:29[/i]1. Interrupt systemHere we must be very clear about the DSP's interrupt system.
C28XX has 16 interrupt sources, including 2 non-mask...
As the title says, I've recently been looking at the ACP related information and code in the Arm Cortex-A9 multi-core MPcore. Does anyone know what ACP (Accelerator Coherence Interface) does? How to c...
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[#2] 1. ESP8266 DHT11 Humidity and Temperature Data Logger[#3] 2. IoT Energy Meter with Current, Voltage and Cost Monitoring System[#4] 3. Smart Trash Bin with IoT Notification[#5] 4. IoT Asse...
In the first chapter, learn I/O first. I/O operation is the most basic, and these registers must be firmly mastered. The difficulty of MSP430 is that it has a large number of registers that need to be...
Data Timing Diagram High and low level time of 0 and 1 codes: Use the single-wire protocol to light up the WS2812X analog IO compatible with OS /********************************...[Details]
The ready table setting, clearing, and searching algorithm of μc/OS-II is an efficient, cross-platform program. It uses two search arrays, OSMapTbl and OSUnMapTbl , to increase the speed of searching...[Details]
1. Maintenance:
1) Regularly check whether the sensor power cable and transmission cable (or wire) are damaged or aged, and protect the rubber sheath outside the cable.
2) Regularly (usually ...[Details]
With the development of smart home life, the sense of technology brought by smart home is penetrating into every aspect of life. With the improvement of economic level and the openness of ideas, the ...[Details]
At the beginning of 2000, Huawei and ZTE were both excellent ICT companies in China, and there was not much difference between the two. For example, in 2003 and 2004, although Huawei's sales revenue ...[Details]
A typical PM-OLED consists of a glass substrate, an ITO (indium tin oxide) anode, an organic light-emitting layer and a cathode. The thin and transparent ITO anode and the metal cathode sandwich the ...[Details]
As we all know, commercial and household lighting will be the largest market for LED lighting in the future. At present, in the field of commercial and household LED lighting, the mainstream is to not...[Details]
1 Introduction
MAX521 is a 2-wire 8-channel 8-bit voltage output DAC (digital-to-analog converter). MAX521 has 5 reference voltage inputs. The first four DACs (DAC0 to DAC3) each have an indep...[Details]
1. Design tasks Design a basketball scoreboard based on a microcontroller to realize the scoring function and 24-second timing function of the two teams. 2. Performance index requirements (1) Indepen...[Details]
This program’s: By analyzing the block device driver framework under the 2.6 kernel, we know how to write drivers 1. What we have learned before are character device drivers. Let's recall them f...[Details]
The use of deep submicron technology in IC design has made the chip integration scale larger, the volume smaller and the number of pins more and more; due to the development of IC technology in rec...[Details]
I use the network analyzer E5071C to measure my high-performance filter, but the test results are inaccurate. What's going on? The S11 of the filter is around -80 dB. Answer: For high-performance c...[Details]
Sheet metal profiles with a short structural length and channel-section parts are traditionally manufactured in special dies by one or two stampings. It is also possible to stamp in units with univer...[Details]
Machine vision systems use very short flashes of intense light to produce high-speed images for a variety of data processing applications. For example, a fast-moving conveyor belt is passed through...[Details]
In the field of LED lighting, in order to reflect the energy-saving and long life characteristics of LED lamps, it is crucial to correctly select LED driver ICs. Without a good driver IC match, t...[Details]