When I don’t understand something, I read articles written by others, and then I repost them if I find them really well written. I seldom write by myself, mainly because my writing is too bad and my l...
If so, I don't know if I am worrying too much, but recently not many people buy LPC1114 on Taobao, and the price is quite high. [[i] This post was last edited by zhaojun_xf on 2010-6-1 10:21 [/i]]...
I have an ARM development board, a mc39i module and an evaluation board. The evaluation board has a serial port, so I can use the evaluation board to link the ARM development board and mc39i through t...
Dear experts, I have tried using secureCRT or HyperTerminal, but it can only display print information and cannot input carriage return or commands. The flow control options are all cancelled and the ...
[color=#333333][font=Arial, Helvetica, sans-serif, 宋体]The contents of this book mainly include control circuits, amplification function circuits, conversion circuits, sensor application circuits, etc....
Hello everyone, I have just started to learn about MSP430 microcontrollers. I am confused and don’t know which MSP430 book is better. Could you please give me some advice, old hands and experts?...
introduction
At the beginning of this century, Veit used Einthoven's galvanometer to record the electrical activity of the human pregnant uterus from the body surface for the first time. In 19...[Details]
The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]
TD-SCDMA terminal conformance test includes three types of tests: RF index test (reference standard: 3GPPTS34.122), protocol signaling test (reference standard: 3GPPTS34.123) and other tests (refer...[Details]
This summary will introduce the transmitter characteristic test of TD terminal products - uplink power control. According to the 3GPP TS34.122 standard, UE uplink power control is divided into uplink ...[Details]
Abstract: Based on the research of the communication process between the reader and the RFID tag, combined with the EPC C1G2 protocol and ISO/IEC18000.6 protocol, a digital circuit of RFID tag appl...[Details]
Lithium-ion batteries have a high energy-to-weight and energy-to-volume ratio, no memory effect, can be recharged many times, have a long service life, and are becoming increasingly cheaper. A good...[Details]
introduction
In engineering practice, ultrasonic waves are often used to measure distances because of their strong directivity, slow energy consumption, and long propagation distance in th...[Details]
Industrial control
often requires multi-channel fault detection and multi-channel command control (this multi-task setting is very common). A single CPU chip is difficult to directly complete ...[Details]
Anyone who has owned a laptop computer will have noticed that when running on battery power, their portable device behaves differently than when running on AC mains power—the display dims, the proc...[Details]
"Where am I? Where am I going? Where is he/she? How far is he/she from me?..." Do you often have such questions like me? In fact, who can deny that these are questions that we often think about, ev...[Details]
With the development of science and technology, the improvement of living standards and the acceleration of the pace of modern cities, people are increasingly pursuing more convenient, practical an...[Details]
0 Introduction
The PTZ controller designed with a single-chip microcomputer as the core can control the camera to move over a large range and at a wide angle in monitoring situations, so t...[Details]
0 Introduction
With the rapid development of modern science and technology and the progress of society, service robots are becoming more and more closely connected with people's lives,...[Details]
The challenge facing today's automotive electronics engineers is to build low-cost, fail-silent automotive systems that work even when they fail. Braking, steering, and other vehicle stability cont...[Details]
1 Introduction
The brushless DC motor uses an electronic commutation device to replace the mechanical commutation device of the traditional DC motor, and has similar mechanical character...[Details]