I use 89C52, 12M crystal. I checked online and it says that it can reach 500KHZ in theory, but why can I only reach 50KHZ? In order to maximize the frequency, use 8-bit automatic filling timer, and wr...
[Ask if you don't understand] In the following figure, both the single-phase full-bridge PWM rectifier in Figure b and Figure c are in the same switching mode. Figure b is easy to understand, the AC v...
Hardware Description Language HDL (Hardware Describe Language) HDL Overview With the development of EDA technology, it has become a trend to design PLD/FPGA using hardware language. The most important...
2-DOF PID control is a control technology used in some advanced control algorithm temperature controllers. This post discusses 2-DOF PID control in the form of pictures and text. In the previous PID c...
Dear all-powerful masters, please help me find out why the serial port echo does not work. The baud rate is set, //9600 low frequency mode #include
// Function declaration before use void UART_init_po...
The platform is pxa270+wince 6.0. When it is in sleep mode and wakes up again, the drive letter of the SD card is lost. It cannot be displayed even if it is plugged in and out again. According to the ...
1. Design Overview
1. Design Intent
The rapid development of medical imaging technology continues to promote the progress of modern medicine. CT, MRI, and PET are widely ...[Details]
In some applications, such as data loggers, it is desirable to have multiplexed analog outputs. When only a single output is active at a time, a voltage-output DAC">digital-to-analog converter (DAC) a...[Details]
With the development of the automobile industry, the complexity and information density of automobile information systems are increasing. Displays are no longer just basic centralized instrument di...[Details]
This summary will introduce the transmitter characteristic test of TD terminal products - uplink power control. According to the 3GPP TS34.122 standard, UE uplink power control is divided into uplink ...[Details]
Today, as network technology becomes more and more popular, industrial field instruments, data acquisition and control equipment are becoming more and more networked, and the combination of industr...[Details]
Today's mobile phone production testing faces an increasingly complex environment, with challenges of multiple frequency bands and multiple standards, pressure on production test speed, and pressur...[Details]
In electronic measurement technology, frequency measurement is one of the most basic measurements. The commonly used frequency measurement method and period measurement method have great limitation...[Details]
introduction
Taking care of babies is very tiring because they wake up and sleep frequently, and activities such as feeding and changing clothes will take up a lot of adults' time and energy. ...[Details]
Overview
In recent years, the vigorous development of integrated circuits has created a huge space for the research and application of digital circuits. FPGA has low power consumption, high re...[Details]
Introduction
The MAX2116 P1db data is measured at specific combinations of RF and baseband gain over the adjustable range of these two gains. These data can be used to select gain control se...[Details]
Global IP Solutions (GIPS), a leading provider of high-quality IP multimedia processing solutions, announced that GIPS has enabled Voice over Internet Protocol (VoIP) capabilities for Apple's iPhon...[Details]
1 Introduction
Intelligent software agents are software programs that can perform specific tasks for users, have a certain degree of intelligence, can autonomously perform some tasks, and ...[Details]
Abstract:
Under high dynamic conditions, combined with GEC's twelve-channel correlator GP2021, this paper discusses the structural design of GPS receivers and the key technologies inv...[Details]
Abstract:
Aiming at the performance requirements of the control system for micro-sized walking robots, a control system that can be used for multi-joint driving of walking robots is introduce...[Details]
With the improvement of social automation, human-computer interaction capabilities urgently need a major change, and develop in a direction that is more convenient to use and more intuitive. Laser ...[Details]
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