I am using keil.I encountered PA4, PA5, PA6, PA7 and other pins that cannot set the output status.In the debugging state of keil, it seems that there is no abnormal setting. The pin settings are the s...
The new NXP Acoustic Solutions Beijing factory covers an area of 40,000 square meters, including workshops and warehouses with an area of up to 19,000 square meters and an office area of 4,000 square ...
Regarding the application design of TQ2440 touch screen. Now the touch screen interface can be rotated. I want to add some other application functions. Can the display interface be reduced, that is, t...
My friend has been working on it for three months but still can't get it to fly. He asked me to research it. He has no idea about gyroscope, acceleration, attitude control....
When the company was making electronic switches, for reliability reasons, many components were from big brands, and the MCU was PIC. As a result, the product still had many problems. We went back to r...
Today's portable medical devices allow patients to diagnose and treat themselves, move around freely, and even use the devices when they are out and about. To achieve the "easy to carry" feature, po...[Details]
As microcontrollers become less expensive and more powerful, electrical designers are finding it more cost-effective to use multiple small controllers in both single-board and multi-board systems. ...[Details]
Fetal monitoring is an important means to ensure the safety of perinatal mothers and fetuses and achieve eugenics. Intelligent fetal monitoring is a monitoring method that analyzes the health stat...[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]
1. Basic circuit characteristics of power amplifier
The basic circuit of the complementary symmetrical OTL power amplifier is shown in Figure ①. Among them: C1 is the signal input coupling ele...[Details]
The microwave multifunctional therapeutic device uses microwave radiation for heating treatment, which can achieve the effects of sterilization and blood circulation. Using microwaves to directly c...[Details]
l Introduction
Traditional human-computer communication is achieved through keyboard or mouse. The speed of information exchange is relatively slow, and the operator is required to have certain...[Details]
0 Introduction
At present, most of the automatic blood pressure monitoring systems used in hospitals are imported equipment, which are expensive and increase the cost of medical treatment. The...[Details]
The teardown of the third-generation iPhone shows that the phone is more integrated and may cost less, in part because of the use of chips from Broadcom and Toshiba. One analyst joked that the "S" ...[Details]
In the past one or two years, driven by Apple's iPhone, the smartphone market has expanded rapidly. An important feature of portable products such as smartphones is that they have more and more fun...[Details]
Set-top boxes often have some faults during the use process. This is a problem commonly reported by users. Due to the lack of professional knowledge and skills, users are often at a loss when probl...[Details]
0 Introduction
In the fields of signal acquisition and processing, digital communication, automatic detection and multimedia technology, digital/analog converters are often indispensable p...[Details]
Abstract: This paper proposes a method of mine environment detection using wireless sensor networks, and gives the network framework, topology and network protocol of wireless sensor networks suit...[Details]
Preface
Today, automotive electronic devices account for a large proportion of the entire vehicle. Although these electronic modules bring comfort and safety to car users, at the same time...[Details]
With the continuous development of embedded systems, the continuous improvement of processor performance, the continuous expansion of storage system capacity, various multimedia applications have b...[Details]