Shenzhen Sunlord Electronics is engaged in the development, manufacture and sales of various types of chip electronic components. Its products include magnetic devices, microwave devices, sensitive devices and precision ceramics, which are widely used in communications, consumer electronics, computers, automotive electronics, new energy, network communications and industrial electronics.
Sunlord adheres to the business philosophy of "complying with standards, technological innovation, continuous improvement, and providing excellent products and perfect services to global customers". With its advanced management system, strong development capabilities, excellent product quality and perfect services, Sunlord has become an electronic component supplier for many well-known domestic companies.
I bought a b_l475e_iot01a1 board, followed the instructions, set up the serial port, and pressed the reset and user buttons. The following prompt appeared. What is the problem? Thank you...
Is there such a rule in C: when a hexadecimal number starts with a letter (AF), a 0 should be added in front, such as 0XA8. Should it be written as 0X0A8, or am I confused?...
How the following expression is implemented step by step through DSP instructions,
Y=∑an*xn withn=1...N
(1) an*xn multiplication implementation: DSP has a dedicated hardware multiplication module, so ...
Nowadays, circuits are increasingly pursuing reliability and safety. Many circuits are equipped with overvoltage and overcurrent detection circuits to protect the circuits. For circuit overcurrent pro...
When using STM32L151's SPI2 to read the ID of W25Q16, the return is always 0xFFFF. Please help me find out the reason for the code. The code is based on the punctual atom.
void SPI2_Init(void)
{SPI_In...
The effective value of AC voltage is defined according to the Joule-Lenz law. Based on this definition, the early methods for measuring effective value include: using thermoelectric converters of t...[Details]
Although NVIDIA has promised to maintain neutral operations after the acquisition of ARM and not affect the IP licensing of third-party customers, the trend is already clear. After being acquired by ...[Details]
On August 5, Samsung officially released the Galaxy Note 20 series, including the Galaxy Note 20 Ultra and Galaxy Note 20, with more powerful configuration specifications, refreshed design, S Pen imp...[Details]
The faults and troubleshooting methods are as follows: 1 Working principle of vortex flowmeter Vortex flowmeter is a commonly used fluid metering instrument. It is widely used in energy metering. ...[Details]
The iPhone 11 series is about to be released, and details about this new phone are gradually being revealed. On September 18, according to foreign media reports, the US versions of iPhone 11...[Details]
The existing radar terminal system is implemented with a large number of high-speed dedicated chips. However, the chip is updated very quickly, and many chips are facing elimination. Even if they have...[Details]
Collective
Braking, is this so difficult?
In April, two
companies related to the
robot
industry chain, Weiben Intelligent Electromechanical (Shanghai) Co., Ltd. (hereinafter...[Details]
Among electronic components, the detection of safety ceramic capacitors is crucial. The first is the stability test of the safety mark, and the second is the capacitor discharge test. If these tests ...[Details]
Video communication is a hot topic in the current computer and communication fields. Compared with wired communication, wireless spread spectrum has its inherent advantages, such as convenient network...[Details]
1. Excitation surge current problem in the line
(1) Impact of excitation surge current in the line on relay protection devices
The excitation inrush current is unique to transforme...[Details]
The principle of the ground object spectrometer is to use the high temperature of the arc to directly vaporize and excite the elements in the sample, emit the specific wavelength of each element, and...[Details]
Introduction: Summary of homemade AVR JTAG: Collect detailed information, understand its principle, and confirm a production plan. Then confirm the circuit is accurate and learn to use related softwa...[Details]
South Korea's Shinhan Financial Investment Co., Ltd. believes that the Huawei incident will benefit South Korean smartphone companies, with Samsung Electronics and related mid- and low-end mobile pho...[Details]
1. Performance of the detector:
The combustible gas detector is a detector installed in industrial and civil buildings that responds to the concentration of a single or multiple combustible gases....[Details]
Recently, the 2.1MW/4.2MWh energy storage power station built by Hitech Smart Energy in Guangzhou City, Guangdong Province was successfully connected to the grid and put into operation. This en...[Details]
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