I have seen composite video output ports on many development boards, but I need a YC signal. CH7004 can be configured to work in this mode, but how can the driver program do it? ? Thanks a lot....
I use pure hardware to make a three-phase inverter, with sine waves from LM358 and triangle waves from 555. I use LM358 to compare the SPWM, and the phase difference is 120. But when the input voltage...
Some time ago, I posted a thread about the LCR measurement circuit, and I have some ideas. https://bbs.eeworld.com.cn/thread-476594-1-1.html Under normal circumstances, LCR measurement should use two ...
Abstract In the post-PC era, more and more fields require the support of embedded systems. Traditional embedded system development methods can no longer meet the growing complexity and quality require...
Every time a new mobile phone standard is released, we see new claims about the “end of Wi-Fi.” When 3G was announced, there were promises that the advent of the technology would lead to the rise of W...
I would like to ask you: When I am routing in Protel DXP, when I click on the pad to be routed, only the pad of this network is displayed, and the pads of other networks disappear. When I exit the rou...
Recently, the US embargo on ZTE has attracted much attention. Let's take a look at the relevant content with the automotive electronics editor. On April 16, local time, the U.S. Department of Co...[Details]
1. The first project We are going to create the first project, which is mainly for project analysis, so that we can understand how CubeMX works and how to trace the code logic. Okay, no more nonsense...[Details]
Security PPP is a new model of urban video surveillance projects: 1) The government and social capital establish a project company in a certain proportion; 2) The project company participates in the ...[Details]
Unlike three years ago, today's
artificial intelligence
is no longer just a floating concept, and the venture capital circle has begun to explore the various possibilities of this technolog...[Details]
This program uses the eight-channel ADC single acquisition mode. According to the configuration, ADC12SC will automatically reset after the conversion is completed in the single mode, so it is necess...[Details]
Household photovoltaic power stations mainly utilize idle resources on existing household buildings, such as roofs, wall facades, balconies, courtyards, etc., to install and use distributed photovo...[Details]
//Observe the difference between feeding the dog and not feeding the dog, and use the LED indicator of the PB port for status indication. //Switch the LED indicator enable switch of the PB po...[Details]
1. Common knowledge about DMA. 1. Function: to achieve high-speed data transmission between chips. That is, it can achieve data transmission without occupying the CPU. 2. Mode: There are three tran...[Details]
Title: Use two dynamic digital tubes to display from 0 to 60, output from the P1 port of 89C51, without adding a decoder, and directly connect the digital tubes. Note that they are dynamic digital tu...[Details]
Assume that the MCS-51 microcontroller uses a 12MHz crystal oscillator, and wants to use a timer to generate a pulse with a duty cycle of about 30% and a period of 60ms at port P1.0. ;==============...[Details]
As an important branch of the power electronics industry, the technological progress of photovoltaic inverters is highly dependent on the development of electronic components and control technology...[Details]
MSP430 MCU controls stepper motor with display program #include "msp430x22x4.h" #define uchar unsigned char #define uint unsigned int #define comm 0 #define dat 1 #define sclk_1 P4OUT|=0x01 //sc...[Details]
On the evening of January 24, vivo officially released the first vivo X20 Plus screen fingerprint version equipped with under-screen fingerprint unlocking technology in Beijing. Let's follow the mo...[Details]
EM78 series single chip microcomputer -- Design of D/A conversion program The output of PORT6 is connected to a D/A converter. Write a program to generate a saw wave. The D/A Convert in this example ...[Details]
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