When I use f413 to drive segment LCD, the displayed numbers are fuzzy and unclear, but when I let it display fewer segments, it will be better. I don't know why. Please give me some advice....
[i=s] This post was last edited by a media student on 2017-7-19 21:48 [/i] [align=left][color=#ffa500] [Design of an intelligent power monitor based on KW41Z] ----------- The sixth post: LCD display d...
A decimal number between 0 and 63, for example 31, is written as six binary digits 011111. The six bits control the GPIO output levels of p0.4, p0.5, p0.7, p0.8, p0.9, and p0.10 respectively. How shou...
[align=left]Hello everyone, I am a warehouse manager and I don't know much about technology. Since the goods in the warehouse are scattered on the shelves, once a piece of goods needs to be shipped ou...
[font=微软雅黑] If you travel a lot, are you used to those unreasonable roaming charges for your mobile phone? However, sometimes a mobile phone is absolutely necessary - we all have to pay roaming charge...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
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]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[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]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
Microcontroller MCU
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