I want to learn Bluetooth technology, but I don't know where to start. I only know some C51 technology. I read some books, mainly about CSR and EBDK. But the introduction in the book is too unclear, a...
I would like to ask you masters, we are using CC1101 to communicate between multiple devices, but when the distance is very close (about 10CM), the communication fails, but it can be normal when it is...
[b][font=仿宋][size=5][color=#ff0000][backcolor=rgb(255, 237, 196)] How to copy the REF of the silk screen layer in the Ref,des category to the assembly in this category? [/backcolor][/color][/size][/fo...
4. Cost Analysis600)this.width=600" border=0Table 5 Cost analysis table basically meets the design requirements. Compared with the new state and the original state in the above table, the weight, cost...
0-30v_4a CNC regulated power supply complete source program and SCH & PCB [img]http://download.ourdev.cn/bbs_upload943894/files_10/ourdev_366975.JPG[/img][img]http://download.ourdev. cn/bbs_upload9438...
When I use Device Pack Manager to download, it stops after a while and I have to start over. I am using my mobile phone hotspot to access the internet, and the 4G network is fine for other purposes....
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
a. Keep the battery clean, wipe off the spilled electrolyte, contaminated dirt and dust in time; keep the poles and terminal clamps clean and in good contact, and apply vaseline or butter to preven...[Details]