Disassemble an LED lamp, there are 24 LEDs, the transformer inside is very small, it seems to be the EE12 magnetic core - I didn't measure it, but used an integrated circuit---PT6982...
Hello everyone: I use OMAP chip, DSP is C674x, and connected a 16-bit memory through EMIFB. The program of the development board has no problem on the 32-bit external memory before. I set the register...
[align=left][font=宋体]First of all, let me explain: [font=宋体]The implementation of this temperature controller is based on [/font]DS18B20 [font=宋体], [font=宋体]According to the distribution of board reso...
Microchip Technology Inc. (Microchip Technology) recently announced the launch of two new 20-pin PIC? microcontrollers, further strengthening its 8-bit microcontroller series.The PIC16F631 provides a ...
The Verilogcode routine is written like this: output so; reg bb; always@() begin.......bbend assign so= bb; Why not just output reg so; always @() begin........soend What are the advantages of this st...
Use PCI-E to implement a high-precision data acquisition system for test instruments in industrial control, implemented on a single board. Directly connect external sensors. I saw PCI-E demonstrated a...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[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]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]