I want to patch the uboot file. It was originally a compressed package. After decompressing it in Linux, I ran the patch command and it said that some file contents could not be found. Then I decompre...
I wrote a small code as follows. When calling the clear_screen() function in the init() function, I forgot to write the parameters. The compiler did not report an error during compilation. Haha, has a...
[i=s]This post was last edited by littleshrimp on 2021-12-11 12:21[/i]It is very convenient to use Verilog to implement loop position, almost just one instruction
led_shift = {led_shift[14:0],led_shif...
When compiling a stream program with PB5.0, the following error occurs: [color=#FF0000]BUILD: [01:0000000038:ERRORE] NMAKE : U1073: don't know how to make 'C:\WINCE500\PBWorkspaces\2410\WINCE500\smdk2...
Create TFFS in flash (without bootrom), after adding components, tffsShow shows that the id is correct. 1. usrTffsConfig(0,0, "tffs0") returns -1. sysTffsFormat returns -1. The problem lies in sysTffs...
[i=s]This post was last edited by qwqwqw2088 on 2021-3-9 08:25[/i]Now more and more netizens are using KiCAD to draw, because it is a free, open source PCB design tool, and as more and more people use...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[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]
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]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[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]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
HL201A is a special thick film driver integrated circuit with a capacity of less than 75AGTR developed by Xi'an Power Electronics Technology Research Institute. The article explains the pin arrange...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]
Fairchild's FAN6208 is a synchronous rectification (SR) controller for isolated LLC or LC resonant converters that can drive two individual SR MOSFETs emulating the behavior of rectifier diodes. FAN62...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]