I designed a rectifier filter circuit using TI's WEBENCH. A 210-230v to 5v circuit. Here is the flow chart: Input parameters Power selection Schematic selection Optimization (great) Various images are...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:40[/i]1. Task Design and make a voltage-controlled LC oscillator. 2. Requirements [b] 1. Basic requirements [/b] (1) The oscillator output is...
[i=s]This post was last edited by anananjjj on 2014-5-14 17:26[/i] After 3 days of soldering, I finally finished soldering the BBB baseplate today, and modified the LCD screen shape by the way! Finish...
mov a,r3; the value in r3 determines how to branch mov dptr, #aaa; the first address of the branch entry address table is sent to dptr movc a, @a+dptr; look up the table jmp @a+dptr; transfer aaa:DB D...
It's already midnight and I've finally got all the hardware ready. Here's a photo first, and I'll finish the overall software adjustment tomorrow.The target instrument is driven by a current source an...
7905onsemi and Avnet IoT Innovation Design Competition
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]