1. Design a 3.3V power outputThe power chip is LM25010. 2. Simulate this circuitOutput voltage waveformThere is a 0.05V voltage ripple.Switch tube voltage and output current waveformFrom the switch tu...
The password lock consists of three parts: a 6V dry battery, an electric control board, and an electromagnetic relay lock. The password lock keyboard operation and the corresponding internal actions a...
Sfilter.c中的设备扩展定义如下：typedef struct _SFILTER_DEVICE_EXTENSION {ULONG TypeFlag;////Pointer to the file system device object we are attached to//PDEVICE_OBJECT AttachedToDeviceObject;////Pointer to the r...
To modify the device type, you need to add NV_INIT. If you don't add it, you can't configure the device type through NV read and write. You also need to add SOFT_START, BULID_ALL_DEVICES and HOLD_AUTO...
Modify the indicator light configuration according to the method on the Internet Modify the indicator light configuration /* 1 - Green */ #define LED1_BV BV(4) #define LED1_SBIT P0_4 #define LED1_DDR ...
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[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]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
Analogue and Mixed Signal
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