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.
Today I saw a chip CD4504, which is a TTL to COMS level chip. TI's chip is marked as CM504B, and the chip CD4051B I bought is marked as CM051B. It seems that CD4 has been replaced by CM. Haha, I almos...
The imbalance between supply and demand in the global MCU market has become increasingly serious recently. After foreign MCU manufacturers successively announced price increase notices, domestic MCU m...
The voltage following circuit of the op amp, as shown in Figure 1, uses virtual short and virtual open circuits. It looks simple and clear at first glance, and there is not much to pay attention to. T...
This design shows an example distributed multi-axis servo drive based on the Fast Serial Interface (FSI) using a C2000 real-time controller. Multi-axis servo drives are used in a variety of applicatio...
https://en.eeworld.com/bbs/thread-1055958-1-1.htmlSummary of 5 years of experience in RF wireless circuit design
https://en.eeworld.com/bbs/thread-1075805-1-1.htmlRF- Radio Frequency Understanding
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The U.S. Patent and Trademark Office published a patent application from Apple relating to an updated version of the Apple Pencil that can be connected to an iPad Pro for charging. Apple's invention ...[Details]
introduction As harmonic reduction standards become more widely adopted, more power supply designs incorporate power factor correction (PFC) functionality. Designers face the daunting task of implem...[Details]
//This article selects 16M internal RC oscillation, the frequency division is 1, that is, the system clock is 16M void CLK_HSICmd(FunctionalState NewState) { /* Check the parameters...[Details]
Unknowingly, OPPO's Reno series has gone through 3 years and 6 generations of product iterations since its launch in 2019. At present, the series has gradually mastered the market rhythm and found ...[Details]
According to Korean media reports, LG Chem will launch NCMA (nickel, cobalt, manganese and aluminum cathode) lithium-ion batteries in 2021. This is one year earlier than the plan jointly announced by...[Details]
A few days ago, Qualcomm officially announced that it will hold the Snapdragon Technology Summit on November 30, and the much-anticipated Snapdragon 898 chip is also expected to be officially u...[Details]
introduction Frequency hopping technology is a spread spectrum technology with high anti-interference and anti-interception capabilities. The receiving system is a very important part of the frequen...[Details]
I made a laser distance measurement VL53L0X program myself, and I want to share it with you. There is no display device in this program, because I don't know what you want to use for display, so plea...[Details]
/************************* Program function: Receive a string from the host computer, and then send the string to the host computer. The string must end with ! **********************/ #include reg5...[Details]
This scheme designed and developed an underwater acoustic signal recorder, which realizes the synchronous acquisition and storage of 4-channel 24-bit underwater acoustic signals, with a dynamic range...[Details]
The failure rate of capacitors in circuits is much higher than that of resistors, and there are many types of failures, making detection difficult. This depends on the approximate size of the capac...[Details]
January 5, 2023, Dongguan, China - Avnet, the world's leading technology distributor and solution provider, and Hong Kong Science and Technology Parks Corporation (HKSTP) jointly announced the iDM2 E...[Details]
Digital inclinometer is a measuring tool for measuring small angles. It can be used to measure the inclination of the horizontal position, the parallelism and verticality of two parts, the straightnes...[Details]
1. Experimental phenomenon:
P0.0 and p0.1 output a square wave signal with a period of 200us and 400us respectively.
2. Experimental Purpose
Master the application of internal timer/count...[Details]
The market demand for lithium iron phosphate continues to be strong, and its market share has hit a new high. According to the data from the Power Battery Application Branch, the domestic power bat...[Details]