[backcolor=white][size=4][color=#000000] The data transmission mode of CPU card is different from that of memory card. It adopts serial asynchronous half-duplex mode. Therefore, when designing the rea...
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I designed a step-down PCB for MP2303, but after testing it, I found that its power output does not reach the theoretical value, the output voltage and current are not stable enough, and the heat is a...
Consider an example of digital signal processing, such as a finite impulse response filter (FIR). In mathematical terms, a FIR filter is a series of dot products. It takes an input quantity and an ord...
[align=left][font=微软雅黑, "][size=14px][size=3][color=#000000]This time we bring a wireless charging electric car. We use the transmitting and receiving ends of the coil for wireless charging, and the r...
Electronic Design from Scratch : https://training.eeworld.com.cn/course/4857Electronic design from scratch, a real zero-based entry to electronic design, an introductory video for electronics enthusia...
/*--------------------------File Description---------------------------------- File usage: TWI/I2C driver, query mode, host mode Instructions: Call the last 6 API application program interface fu...[Details]
Previously, we have explained the introduction of software and hardware and counting examples, the basic use of cameras, visual positioning based on shape matching, BLOB detection, size measurement...[Details]
With the transformation and development of automobile electrification and intelligence, the functional safety of automotive chips will face new challenges and opportunities. By deeply understanding...[Details]
UHV has the comprehensive advantages of long distance, large capacity, low loss and small land occupation, and is the highlight of "new infrastructure". The State Grid Corporation of China Informat...[Details]
Recently, I have come into contact with some friends who use pulse
power supplies
. I found that when they need square wave output, they use
full bridge
plus transformer, and th...[Details]
1. Main idea:
Because the light-emitting diode has unidirectional conductivity, we use the R × 10k range to measure its forward and reverse resistance. Generally, the forward resistance shoul...[Details]
The obsolescence of lidar has once become a focus of debate in the autonomous driving industry. The representative of the abolitionists is Musk. He believes that the purely visual solution of lidar...[Details]
Recently, GaN (gallium nitride) supplier Transphorm announced a collaboration with Microchip to combine the 4kW AC-DC bridgeless totem pole PFC evaluation board developed by Transphorm's GaN FET with...[Details]
Now LED lights have been widely used in various fields of the lighting industry. The LED stage lights in the stage lighting industry, such as LED moving head lights, LED floodlights, LED wall washers,...[Details]
Recently, a new Redmi phone with model number M1908C3IC passed the review of the Ministry of Industry and Information Technology and was officially connected to the network. According to the "ID phot...[Details]
The NCL30051 from On Semi is a peak current controlled fixed off time buck controller designed for LED driver applications. It has adjustable off time, 250mA source/500mA sink peak drive capability, ±...[Details]
"With the support of national policies, China's photovoltaic power generation has achieved remarkable development results. Currently, the newly installed capacity has ranked first in the world for ...[Details]
This means that the requirements for processing and manufacturing accuracy and assembly accuracy are very high, resulting in extremely high manufacturing costs and extremely low production flexibil...[Details]
Hardware platform: STM32F4 DISCOVERY development board model: MB997A or MB997C Main chip model: STM32F405xx, STM32F407xx, STM32F415xx, or STM32F417xx Main reference documents: (1) PM0081 STM32F40xxx...[Details]
1)
Remote control
Identification of good or bad receivers
If the remote control distance of the anti-theft system is too close or the remote control does not work at all, you should consider ...[Details]
Microcontroller MCU
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