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I recently learned the design of ARM9 basic programs, and I recorded what I learned, hoping to provide some help to beginners. When learning ARM programs, you should pay attention to the method. Firs...[Details]

I believe everyone is familiar with Keil. Here is a brief introduction to protues: the component library is very rich. In addition to general circuit simulation, it can also simulate 51 series, PIC, A...[Details]

When a base station supports multiple radio access technologies, the 3GPP Release 9 standard contains a series of documents on MSR (3GPP TS37 Release 9) and puts forward requirements for base station ...[Details]

1. Pin arrangement and main features of P87LPC767 P87LPC767 is an OTP series microcontroller launched by PHILIPS Semiconductor. It adopts 20-pin package, can provide high-speed and low-spe...[Details]

1. Turn off the I (interrupt) and F (fast interrupt) bits in the cpsr register; 2. Set the interrupt mask register. For 2440: This is the interrupt processing process. When the...[Details]

51 single chip microcomputer automatic bell C language program: #include “reg51.h” #include “intrins.h” #define uchar unsigned char #define uint unsigned int uchar code DSY_CODE［］ = {0xc0, 0xf9, 0...[Details]

With the continuous advancement of science and technology, the medical industry is also ushering in a revolutionary change. The development of surgical robotics technology has broug...[Details]

In real life, when we see a person who looks like us, we may find it very interesting, but what if this person is a robot? Perhaps many people find it hard to imagine what it would be like to have a ...[Details]

With the birth and development of large-scale and ultra-large-scale FPGA/CPLD devices, the application of EDA technology with HDL (hardware description language) as a tool and FPGA/CPLD devices as ...[Details]

I won't post the circuit diagram for the typical connection of 16×16 LED dot matrix. Here is a complete assembly program example of AT89S51 microcontroller driving LED dot matrix to display Chine...[Details]

Long-term analysis of bridge operation status based on LabVIEW This paper discusses the design method of the long-term monitoring system for the operation status of railway bridges,...[Details]

China Energy Storage Network News: In 2021, State Grid Hunan Electric Power Co., Ltd. purchased a total of 40.15 billion kWh of electricity, a year-on-year increase of 14.6%, setting a new ...[Details]

Leading global computer manufacturers Dell Technologies, HPE, Lenovo, Supermicro, and cloud service providers AWS, Google Cloud, Microsoft Azure, and Oracle Cloud Infrastructure are building prod...[Details]

The U.S. ISD company produces a complete range of voice recording and playback circuits, including single-chip 6 to 20 second, 32 to 120 second and 60 to 240 second voice circuits, as well as non-sin...[Details]

Watchdog timer, in the embedded field, some devices need to work in some extreme environments, that is, places where people rarely go or are difficult to go. In the long-term operation, it is inevi...[Details]