[size=4] CMOS and TTL integrated gate circuits often encounter such a problem in actual use, that is, there are redundant input terminals. How to correctly handle these redundant input terminals to ma...
Device name: Marine acoustic telephone (amplified type) Origin: Japan Manufacturer: OKI Circuit diagram:Dedicated low-voltage voice transmission chip: PBL3726_6 [[i] This post was last edited by zcgza...
One end of the independent button is connected to the I/O port of 430, and the other end is grounded. But every time after running P1DIR &=~BIT0, if the button is not pressed, the BIT0 position in PIN...
I recently wanted to write a driver for DDRAM, so I looked at the datasheet, but there are some concepts that I am not very clear about. First of all, there are many instructions about charging in the...
My task for this CNC power supply is UART. I thought that it would be better if it is simpler without interrupts. So I just used direct transmission and just adjusted the SEND.#includelm3sxxx.h
void s...
[table=98%] [tr][td][float=right] [/float] I want to use supercapacitors to power the circuit board, but I don't know much about supercapacitors... So I would like to ask all the experts, is there any...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[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]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[Details]
With the popularity of digital appliances, rechargeable batteries can be seen everywhere in people's daily lives and have become one of the indispensable daily necessities.
This article gives ...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
0 Introduction
PROFIBUS is an open digital communication system with a wide range of applications, which has been included in the international standards IEC 61158 and IEC 61784. Since the gen...[Details]
During the global semiconductor industry recession, the automotive electronics market has performed strongly, especially the application of car remote control systems has become more and more wides...[Details]
1 Introduction
Intelligent cars are the embodiment of the cross-integration of multiple disciplines such as automotive electronics, artificial intelligence, pattern recognition, automatic con...[Details]
1 Features
1.1 Single cell operating voltage up to 3.7V
It is three times that of nickel-cadmium batteries and nickel-metal hydride batteries, and nearly twice that of lead-acid batteries...[Details]
AD7708 is a multi-channel 16-bit Σ-Δ analog-to-digital converter ADC. It supports 4 or 5 channels of true differential input and 8 or 10 channels of pseudo differential input. This chip allows two ...[Details]