I wrote a program to divide the FPGA 50MHZ into 1HZ, but it seems not right. Can you help me find what is wrong? reg[22:0] counter; reg[1:0] clkout; always @(posedge clk) begin if(counter==25_000_000)...
What are the differences between Cortex-A8 and ARM11 as two classic cores of ARM? Let's take a brief look at them: Cortex-A8 is a microprocessor based on ARMv7 instruction architecture, running at sp...
I have heard about the power of the ESP32 series chips for a long time, but I have never had the opportunity to use them in my work. This Digi-Jet Design Competition is a good opportunity to get in to...
[email]jonathan@chinaeejob.com[/email]Analog Application EngineerJob Description
1. Routine lab administration and maintenance.
2. Accomplish various analog chip evaluations and prepare evaluation rep...
There is no scan code corresponding to this key in the matrix_0409 folder provided by my development board. How can I achieve this goal? I need to provide the application layer with the function keys ...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
HL201A is a special thick film driver integrated circuit with a capacity of less than 75AGTR developed by Xi'an Power Electronics Technology Research Institute. The article explains the pin arrange...[Details]
introduction
Temperature and humidity are the main environmental parameters of industrial and agricultural production. It is of great significance to measure them accurately and timely. Using a s...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
The situation of "excessive neutral current" mentioned here means that when the three-phase load is balanced, the neutral current is still too large, and the neutral current is more than 1.5 times ...[Details]