Chapter 1 Introduction 1. Variable: The property of something that can change in quantity or quality. Independent variable is stimulus measurement. It is a variable selected and controlled by the expe...
BMP085 is an ambient temperature and atmospheric pressure detection device. It also works with an I2C interface. Its processing method is very similar to that of the BH1750 light intensity sensor. The...
[i=s]This post was last edited by @布丁 on 2016-12-20 18:08[/i] DotC 2016 [size=12.0pt]Today I would like to discuss with you how to do dog feeding for [/size][size=12.0pt]MCU[/size][size=12.0pt]. One p...
For example, when I erase a page, can other contents of the flash still be accessed? For example, after I start erasing a page, if I want to access the flash (no longer accessing the flash being erase...
WINCE interrupt processing, copy the following code to the location of ffff0000 through the program during kernelStart. VectorInstructions ldr pc, [pc, #0x3E0-8]; reset ldr pc, [pc, #0x3E0-8]; undefin...
[i=s]This post was last edited by tinnu on 2018-10-20 00:23[/i] [font=楷体, 楷体_GB2312][size=4](I) Hardware and software structure[/size][/font] [font=楷体, 楷体_GB2312][size=4]Upper computer: connect to the...
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]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[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]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[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
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[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
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]