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.
[color=#252525][size=14px]51 MCU uses ULN2003A chip to drive stepper motor program plus Proteus simulation [/size][/color] [color=#252525][size=14px]The MCU source program is as follows: [/size][/colo...
[i=s] This post was last edited by Jacktang on 2019-4-12 09:05 [/i] [size=4] Friends who have worked on RS-485 optocoupler isolation circuits must have been annoyed for a long time. This commonly used...
There are two ways of thinking: 1. Connect two 7V/1A battery panels in parallel to become a 7V/2A power supply, and then get 12V by 7V to 12V boost; 2. Connect two 7V/1A battery panels in series to ge...
The previous article has introduced the ST official LSM6DSOX example library file structure and the introduction of each file in detail. At the end, there is a simple question: if the direction of the...
There are many methods to measure the load resonance frequency of a crystal oscillator, and the direct impedance method is one of them. It uses a network analyzer and is more accurate, conven...[Details]
On the afternoon of December 29, the CNNC Tancheng 101MW/204MWh energy storage power station was successfully connected to the grid. The project is one of the first batch of key infrastructure proj...[Details]
The interrupt vector nesting controller is used to manage all interrupts and events, including interrupt enable and disable, and interrupt priority. This belongs to the kernel, so ST's reference manu...[Details]
This evening, vivo held a new product launch conference. At the conference, vivo's first folding screen mobile phone vivo X Fold was officially unveiled. In addition to the screen and hinge, vivo X F...[Details]
Several common clock circuits
1. External crystal oscillator + internal oscillator. The frequency error of this circuit is generally a few parts per million, which is suitable for systems that requir...[Details]
If the product does not need to be connected to the Internet and does not have a chip associated with a unique ID, it can be easily cracked and can be mass-produced after being copied.
If the produ...[Details]
1 Introduction
With the popularity of various portable mobile communication and computing products, the demand for batteries has greatly increased, but the development of battery technology is rela...[Details]
Introduction: Here I share with you a PIC16F1829 TIMER1 initialization program. Interested friends can take a look. //timer1 frequency division value #define TIMER1_DIV1 (0 4) #define TIMER1_DIV2 ...[Details]
Two methods of speech recognition
Through Microsoft's SAPI, not only can speech synthesis TTS be realized, but also speech recognition SR can be realized. Below we will introduce and post the ...[Details]
Popular LUXEON Rebel Series Now Available from element14 with New CCT and CRI Combinations
Farnell, a high-quality service distributor of electronic components, has announced the availability of...[Details]
Its rapid development in the world has not only completely changed people’s lifestyles, but also promoted the continuous progress of high-end manufacturing.
The smart factory of Guilin Shen Co...[Details]
After more than 20 years of development, the Internet of Things industry is entering a period of rapid development. As the world's most widely used local area network connection communication protoco...[Details]
As we all know, there are many kinds of SLR lenses, ranging from a few thousand to tens of thousands, and the quality of the lens will have a great impact on the photos taken. Recently, on Kickstar...[Details]
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