[i=s] This post was last edited by paulhyde on 2014-9-15 09:02 [/i] I went to the market to buy a TLC5510, but it was not plugged in, only installed. Can any expert tell me which chip can replace the ...
A link I clicked accidentally: Four people live in one dormitory, and the bathroom is shared. One person has to volunteer to clean the toilet four times a month. The most disgusting thing is that some...
I have compiled several project files built by others but they all failed. I also failed to compile the simplest project file built by myself according to the wizard. I don't know why. Here are some m...
1. Overview At present, remote control of equipment has been widely used in the fields of remote data acquisition, security, equipment monitoring, etc. This article takes the remote control of Mitsubi...
PORTIO.DLL is called inside DWORD a=0x80000000; WORD b=0xCFC; DWORD d; WORD R1=0xCF8; WORD R2=0xCFC; SetPortVal( R1, a, 4); GetPortVal( R2, &d, 4); CString str ; str.Format("%x",d); GetDlgItem(IDC_EDI...
Hi guys, I have two questions. If the output current is less than 400mA, should I choose a large freewheeling diode? Also, when calculating the maximum output voltage, do I need to add the load voltag...
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]
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]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[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]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[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]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[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]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[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]