Dielectric filter is a microwave filter that uses dielectric resonant cavity through multi-stage coupling to achieve frequency selection. After entering the 21st century, dielectric filter has gradual...
I am testing a board made with RM48 chip. The boards use CAN communication. However, the ID of the msg can be received at the receiving end, but the content of the msg cannot be received. What is goin...
My teacher asked me to write an SCI initialization code. After reading the documentation of this chip, I still feel confused. It’s due the day after tomorrow and I’m so anxious... I still can’t figure...
I recently encountered such a circuit. The power supply on the left. The switch gives a pulsed closing signal. What is the signal at both ends of L2? I still can't figure it out. Is there something wr...
rt, I use LPCxpresso compiler. #define NO_CRP 0xFFFFFFFF #define NO_ISP_MAGIC 0x4E697370 #define CRP1_MAGIC 0x12345678 #define CRP2_MAGIC 0x87654321 /**** DANGER CRP3 WILL LOCK PART TO ALL READS and W...
An embedded media processor is now capable of handling both MCU and DSP tasks, bringing C programmers familiar with MCU-based application development into a new realm where intelligent management of c...
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[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 Guangzho...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
Analogue and Mixed Signal
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