[size=16px]I downloaded a SMDK2440A WINCE5.0 BSP from Samsung, and found a problem when I started NBOOT+EBOOT: In the main.c file in EBOOT: void main(void) { // Clear LEDs. // [color=#FF0000] OEMWrite...
I have a development board hyper255B based on Xscale processor pxa255. By looking at the schematic diagram, I found the following: 1. There is a 38 decoder (74LCX138), and the three input terminals of...
Hello everyone, I am a newbie, I want to ask a question, can I use a single chip microcomputer to identify the mobile phone ringtone and system prompt tone? What circuit should I use and how to achiev...
I saw someone else's circuit with a diode IN4007 connected inversely between the b and e of a transistor! Another diode IN4007 connected inversely between the c and e of a transistor! I would like to ...
The new homepage is online. What do you think? Welcome to express your views on the new version and give us your opinions. We will make reasonable adjustments based on your feedback~~~Considering that...
DS1230Y DS1230AB Original authentic spot! DS1230Y DS1230AB Description The DS1230 256K non-volatile SRAM is a 262144-bit, fully static, non-volatile SRAM organized as 32768 words, by 8 bits. Each NV S...
UHF and HF are both general technology categories, but each category has independent supporting protocols. HF is more consistent in the 13.56MHz frequency band, although there are many internation...[Details]
In the early 1990s, portable phones were all the rage. With the rapid development of electronic technology, today's mobile phones can not only send emails and text messages, but also take photos, ch...[Details]
A ventilator is an instrument that can replace or assist a person's respiratory function. It is suitable for artificial respiration of patients with respiratory failure or even respiratory arrest. I...[Details]
As medical equipment develops towards intelligence, miniaturization, serialization, digitization, and multi-functions, the logic control devices in medical equipment have also evolved from medium- a...[Details]
Implantable Cardivoerter Defibrillators (ICDs) have been in common use for several years. ICDs apply a high voltage pulse between two electrodes connected to the heart, which detects cardiac fibrillat...[Details]
Introduction
The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technol...[Details]
In the test of the electronic ignition module, in order to simulate the real working condition of the electronic ignition system, the electronic ignition module is often placed in an environment hi...[Details]
Infrared remote control is widely used in household appliances, security, industrial control and people's daily life, especially household appliances and security.
When there are many TVs, VCD...[Details]
Today, as network technology becomes more and more popular, industrial field instruments, data acquisition and control equipment are becoming more and more networked, and the combination of industr...[Details]
With the development of supermarket industry and the strengthening of loss prevention awareness, the use of electronic anti-theft equipment (EAS) has become very popular in various parts of the countr...[Details]
In order to meet the requirements of video systems, industrial and medical display and video transmission applications such as eliminating the limitation of long connection cables, increasing data ...[Details]
In a Class D audio power amplifier, the preamplifier is a relatively important module. It is located at the front of the entire topology and completes the processing of the input signal source,...[Details]
1 Basic structure and function of implantable cardioverter defibrillator (ICD)
ICD consists of two parts: the pulse generator and the electrode lead. The main components of the pulse generator...[Details]
Abstract:
QT1101 is a QTouch charge transfer (QT) device, a complete digital controller that can detect signals when approaching or touching up to 10 independent keys. It can be widely used i...[Details]
The difference between CCD and CMOS sensors Mr.OH! briefly introduced CCD and CMOS in the second lecture, but for most students, what they see is a combination of integrated chips! The detailed int...[Details]