[color=#333333][font="][size=14px]I have been engaged in embedded development for ten years. I have written down some thoughts. First, I want to spur myself on, let myself see my shortcomings, and rec...
Before you start learning, I recommend you to read the book "Bluetooth 4.0 BLE Development Complete Manual---Practical Internet of Things Development Technology". This book starts from the basics and ...
Refer to online articles, Philips' UM1055, universal Class-D discrete component solutions and my senior's previous works. The circuit diagram is as follows, soldered on a perf board.Measure the wavefo...
What is the standard naming method for chip capacitors?There are some differences between the naming methods of chip capacitors in China and abroad, but the parameters involved are the same.
Parameter...
Example Purpose:Use TMR1 to output 7 PWM channels simultaneously.
Supported models:AT32F4xx full series
1 Quick Use Instructions1.1 Hardware ResourcesAT-START-F403A V1.0 Experimental Board
1.2 Softwar...
I would like to express my best wishes to you all through this forum post! May you achieve greater success in the new year! [[i] This post was last edited by lixiaohai8211 on 2010-2-13 16:30[/i]]...
In order to prevent traffic accidents, when the intelligent detection device of the car detects danger ahead, it must send a warning message to the driver. The voice alarm clearly reminds the drive...[Details]
This article discusses how to use an ultra-low-power RF transceiver chip from Zarlink Semiconductor for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices to achiev...[Details]
1. Introduction
At present, with the continuous development of modern medical devices, especially electronic instruments directly connected to the human body, in addition to the increasingly high...[Details]
JTAG Technology Introduction
One disadvantage of shrinking technology is that the complexity of testing small devices increases dramatically. When the board area is large, the board is tested...[Details]
When you hear the word digital TV, you may feel fresh and excited, but when it comes to what digital TV is and what it can bring us, you may still be confused. You must be very eager to understa...[Details]
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
Designers of handheld products such as cell phones, digital cameras, MP3 players and personal digital assistants (PDAs) are continually challenged to deliver more functionality in a smaller form...[Details]
There are many ways to attenuate signals. The most commonly used method is to divide the voltage using resistors. The common circuits are as follows:
Oscilloscope pre-stage attenuation c...[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]
In today's world, terrorism poses a severe challenge to social development, national stability and human progress. "Terrorism, political corruption and environmental pollution" are known as the thr...[Details]
TMS320C62X is a new generation of high-performance fixed-point digital signal processor (
DSP
) chip
from Texas Instruments (
TI
). The software design problem based on
DSP
is to use...[Details]
Murphy's Law tells us that "what can go wrong, will go wrong". In the testing or production process of video equipment, problems often occur when we least want them to happen and when it is leas...[Details]
introduction
With the improvement of social automation, human-computer interaction capabilities urgently need a major change, and develop in a direction that is more convenient to use and more...[Details]
Capacitive sensing user interfaces are emerging as a practical and innovative alternative to mechanical buttons in mobile phones. While capacitive sensors can be viewed as a drop-in replacement fo...[Details]
Abstract
Modbus protocol has become the first choice of communication protocol in the current industrial field due to its openness, transparency, low cost and easy development. This paper int...[Details]