I want to ask, I output a certain frequency pulse (such as 500Hz) from P1.2, why is its output frequency unstable? It keeps decreasing, like 499, 498, and the higher the output frequency, the more uns...
RSEL2~RSEL0: Select a certain internal resistor to determine the nominal frequency (0 is the lowest, 7 is the highest) 1 What is the nominal frequency? 2 What is the lowest? What is the highest? 3 Wha...
I was looking at the msp430g2553 example code on CCS5, and there was a sentence "// Built with CCS Version 4.2.0 and IAR Embedded Workbench Version: 5.10", is it true that in addition to the 430 examp...
I have a project of LCD human-computer interaction, and I would like to ask you about the design of LCD multi-layer menus. My LCD layout is as follows: (19264 is used, and the maximum display mode is ...
I recently used c6678 and CCS5.3 to develop a project. When I called the library function DSP_fft16x16 to calculate FFT, the result was correct when the amplitude of the input signal (Int16 complex nu...
I want to make a driver for ID Camera. Now there is something that needs to be discovered and searched from the new hardware. But what is needed is to make a package like EXE to make it easier for peo...
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
introduction
The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that is rapidly developing...[Details]
As a new type of centralized and decentralized elevator control system, serial communication has been widely used in China. Compared with the previous centralized and unified control system, each s...[Details]
In recent years, the application of single-chip microcomputer systems in the field of industrial measurement and control has become more and more extensive. However, for industrial sites with harsh...[Details]
High specific energy lithium/thionyl chloride (Li/SOCl2) batteries are widely used in multi-functional intelligent meters (such as smart meters, water meters, etc.) as real-time clocks and memory b...[Details]