1. Common errors in schematic diagrams
(1) ERC report pin has no access signal:
a. Define I/O properties for pins when creating a package;
b. Inconsistent grid properties were modified when creating o...
The following uses the design of a street light controller as an example to illustrate how to use ADC12. Street lights will go out when the brightness is above a certain value, and light up when the b...
In the previous article , we learned how to use the GPIO input function . In this article, we will learn how to use interrupts to detect key presses.
1 Introduction to Linux Interrupts
1.1 The upper a...
Have you ever encountered this problem: The microcontroller used is IAP15F2K61S2. It was sent to the customer before, and problems occurred after a period of use. After returning it to us, no problem ...
1. System Overall Design
The system mainly consists of three parts: sensor execution part, wireless communication part, and Gizwits self-development platform part. The sensor execution part consists o...
Transparent LED display screens have been favored by the market since their launch, and have been widely used in various fields such as stage, auto show, and TV station. How are the types of LED trans...
As entertainment functions in computers become increasingly important, a good sound system is very important when buying a computer. However, a good computer sound system is not enough with a sound ca...[Details]
Target The purpose of this experiment is to study the simple NPN emitter follower, sometimes called the common collector configuration. Material ADALM2000 Active Learning Mo...[Details]
The AC adapter circuit of a commercially available portable CD/VCD player is shown in the attached figure. The nominal output of the adapter is 5V, 500mA, the volume is 7×4×1.8cm, and the weight ...[Details]
In many lighting applications, linear LED drivers are the preferred solution because they are relatively simple, easy to design, and enable LEDs to be driven with precise regulated currents regardless...[Details]
On April 9, Zhang Zhiqun, director of the Municipal Bureau of Industry and Information Technology and director of the Municipal New Materials Industry Chain Chain Leader System Working Group Office...[Details]
LED lighting is developing in the direction of intelligence, with the aim of better saving energy and realizing intelligent control. Intelligence requires the integration of sensing technology, sig...[Details]
Consumer Reports is an independent, nonprofit membership organization that works side by side with consumers to ensure truth, transparency, and fairness in the marketplace. In November 2020, Consumer...[Details]
1. 2C Home Display From a broad perspective, the display industry is divided into two categories: 2C home display and 2B commercial display. 1. 2C Home Display From 2016 to 2020, the global hom...[Details]
Inductor is a component that we use for a long time in transformer design. Its main function is to convert electrical energy into magnetic energy and then store it. It should be noted that although ...[Details]
Green and low-carbon transformation is being further promoted, and new energy storage is entering the fast lane of development. According to data released by the National Energy Administration recentl...[Details]
51 single chip microcomputer——LCD1602 1. 1602 LCD read and write timing (1) Read status RS=L, R/W=H, E=H. (Release the bus after judging that the busy state is completed) (2) Read data RS=H...[Details]
The new generation of Android smartphones will be equipped with a chip called NFC (near field communication). In theory, these phones will be transformed into payment devices. But surprisingly, there...[Details]
C program for display of simple digital tube #include htc.h #define HC595_SER RB7 #define HC595_SCK RB6 #define HC595_RCK RB5 #define key_164_data RB3 #define key_...[Details]
Jiangsu Yokogawa electromagnetic flowmeter is a fully intelligent flowmeter developed, developed and produced using the most advanced technology at home and abroad. Compared with the old electromagne...[Details]
On November 4, the reporter learned from Hefei Power Supply Company that the functional application of Hefei's virtual power plant platform is constantly deepening. By vigorously expanding access reso...[Details]