Design a multifunctional code table based on MSP430. The main modules include sensor front end and signal conditioning, keyboard input, LCD display and MCU processing unit.The system block diagram is ...
DSP is a high-performance digital signal processor. Due to its fast computing power and powerful information processing capabilities, it is widely used in industrial automation, national defense resea...
I use msp430fr5969 launchpad. The program I wrote is as follows. I don’t know why it doesn’t work. The external LED light has no response at all. I use ccs6 #include/* * main.c */ int main(void) { WDT...
A man spent 8 yuan to buy a chicken and sold it for 9 yuan. Then he thought it was not worth it, so he bought it back for 10 yuan and sold it to another person for 11 yuan. What was his final profit? ...
[size=5][color=#0000ff][b]Activity time: [/b][/color][/size]From now until March 31 [size=5][color=#0000ff][b]Activity participation process [/b][/color][/size][size=4][backcolor=white] [/backcolor][/...
This program is to use two keyboards to control addition and subtraction respectively, and display them on the digital tube. There is no problem when doing subtraction, but the result is irregular whe...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]