I use the SPI1 of the microcontroller stm32f103 to control the voltage of the digital potentiometer. I refer to the routine of the atom at the right point, but the output is always wrong after the con...
I think it should be VICR, i.e. the common-mode input voltage range, but my colleague told me it should be the value of the black circle in the VOH row, VCC-1.5, which I don't quite understand. Also, ...
Transistors are the most commonly used basic knowledge of analog circuits. Transistors are semiconductor components that are widely used in circuit design. If you don’t know how to use transistors, yo...
I am a novice. I installed the circuit according to the video, but I did not download and run the program. After turning on the switch for a while, I found that the battery was hot and water was flowi...
FRAM, also known as Ferroelectric Random Access Memory, is a memory technology that combines the non-volatility of Flash with the flexibility and low power consumption of SRAM. MSP430 ultra-low-power ...
Before we know it, our EEWorld invites you to the disassembly event for the sixth time~~ In this issue, let's take a look at the car wireless charger, disassemble it, and understand the circuit of the...
The global solar inverter market saw impressive growth in 2022, with total installed capacity reaching 330 GW (AC power), with major suppliers being Huawei, Sungrow, Ginlong Solis, Growatt and Good...[Details]
Introduction: This article is about building your own AVR RTOS: Part 3: GCC register allocation and usage. Part 3: Allocation and use of registers in GCC In many RTOS for AVR, the following state...[Details]
The number of investment shareholders of Deep Thinking Artificial Intelligence Robotics Technology (Beijing) Co., Ltd. has increased from 5 to 6. The new shareholder is Hubble Technology Investment C...[Details]
On March 3, Meizu officially released the 2021 Meizu 18 series 5G dual flagship mobile phones. The entire Meizu 18 series uses LPDDR5 memory and UFS3.1 flash memory, and is equipped with the latest Q...[Details]
Fujitsu's Arm-based A64FX processor may power the world's most powerful supercomputers, but it looks like its successor will be a more general-purpose chip focused on energy efficiency. The Japanes...[Details]
introduction
Switching mode DC/DC regulators have low heat dissipation on densely packed system circuit boards. However, the rapid switching of currents, poorly defined layouts, placemen...[Details]
The automotive chip shortage crisis has made the world's manufacturers realize how much they rely on Taiwan's semiconductors. The global automotive chip shortage has caused the United States, Japan, ...[Details]
You may remember that in Chapter 1 we talked about the persistence time of the P31 phosphor on the ordinary analog oscilloscope CRT is less than 1ms. In some cases, CRTs using P7 phosphors can give ...[Details]
The well-known mobile phone review organization DXOMARK announced the camera score of the iPhone 12, with a photo score of 132 points, a zoom score of 41 points, a video score of 112 points, and an o...[Details]
The multi-channel data acquisition test system that can collect more than 50 waveforms at the same time is the NSAT-4000 multi-channel data acquisition system. The advantages of the system are as f...[Details]
0Introduction
An oscilloscope is one of the most basic instruments in electronic design. It can be used to observe the waveforms of digital and analog circuits and measure a series of parameters su...[Details]
Governments around the world have provided regulatory pressure to use electric motors more efficiently. First came the Environmental Protection Act of 1992, which mandated motor efficiency standards, ...[Details]
The 1602 LCD has an internal 80-byte display RAM to store the data we send. Its structure is shown in Figure 12-2. Figure 12-2 1602 internal RAM structure The address of the first row is 0x00H to 0...[Details]
Synaptics automotive haptic technology door handles can recognize fingerprints
Nowadays, many technology companies regard the automotive field as one of the future development directions. With th...[Details]
Today, China has become a veritable major automobile manufacturing and exporting country.
According to data released by the National Bureau of Statistics on October 18, China...[Details]
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