Dear experts from FPGA forum:In order to facilitate the use, learning and sharing of the old shrimp and the newcomers, I urge everyone to compile the verified FPGA modules into a book and share them o...
[i=s]This post was last edited by Aguilera on 2019-2-11 19:46[/i] [align=left][align=left][font=微软雅黑, 宋体][size=4][color=#000000]To become an embedded engineer, simple MCU basic learning and applicatio...
I connected AT89S52 to 1602 LCD, and connected P1 port to D0-D7 of LCD. I wrote a program, but the LCD can only display even numbers if it is a number, and only letters if it is b, d, f... I think the...
What are the solutions for DVR? If you know, please tell me. Which chips are used? I know that the main ones are TI's DM6446, HiSilicon's 351x series, and Taiwan's Faraday's 818x series. If you have w...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:59[/i]Windows XP System Enhancement Tools Collection Although Windows has grown from a slim body of more than ten megabytes in the last...
Current steps to change your personal profile picture: Personal settings (similar operations are all OK) -> Upload your profile picture -> Click "Select picture" in the description picture below (as s...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[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]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[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]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[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]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[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]
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