When judging the feedback configuration of an amplifier circuit, it is difficult to determine whether it is voltage or current feedback. Although there is a load short-circuit method, or judging based...
PIC programming debugger ICD2, 18F4550+16F877A+USB power supply, with imported USB cable, Taobao address [url=http://auction1.taobao.com/auction/item_detail-0db2-f856961a8480fb64ad9297cf42c260f3.jhtml...
Hello ! I bought a STR912 development board and found that the performance of 912 is pretty good. I heard that an enhanced version is coming out. I really want to move UCOS to it. Please send me a mig...
The circuit in the middle is the op amp 741. I put it in multisim, but it can't be simulated! What's going on?
Thank you
If you don't mind, you can download the simulation back. Thank you very much....
The program is as follows, which is mainly used to debug the ad conversion function of 430 on the newly soldered board.
#include"MSP430x23x.h" int AD_TEMP = 0; /************************A/D conversion ...
Product differentiation and “Time to Market”Over the years, China's integrated circuit design industry has achieved rapid development that is obvious to all. Even in 2008-2009 when the global economic...
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[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]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]
Designing low power circuits while achieving acceptable performance is a difficult task. Doing so in
the RF
bands increases the challenge dramatically. Today, nearly everything has wireless...[Details]
TMC428 is a stepper motor motion controller from TRINAMIC. It can reduce the workload of motor control software design and development costs. The 3-axis stepper motor drive control system based on ...[Details]