Working principle of pulse solenoid valve

Working principle of pulse solenoid valve A positive pulse signal is input to the coil in the solenoid valve body through the wire, and the working magnetic flux generated by the coil causes the moving core to pull in and open the valve. When the input of the forward pulse si ---MORE---

This entry was posted in 202005 on

Why can the RFID market resist the recession and grow a…

Why can the RFID market resist the recession and grow against the trend? According to an IDTechEx survey, the RFID market in 2009 is expected to grow from US $ 52.5 in 2008 to US $ 5.56 billion. It is estimated that US $ 2.35 billion of RFID tags will be sold this year, while ---MORE---

This entry was posted in 202005 on

ACM-12864 Chinese character LCD driver

ACM-12864 Chinese character LCD driver sbit p_csa = P2 ^ 6; sbit p_csb = P2 ^ 7; sbit p_gnda = P2 ^ 5; sbit p_gndb = P2 ^ 4; sbit p_di = P2 ^ 3; sbit p_rw = P2 ^ 2; sbit p_e = P2 ^ 1; Busy judge void lcd_busy (void) { p_di = 0; p_rw = 1; P0 = 0xff; while (1) { p_e ---MORE---

This entry was posted in 202005 on

Wireless charging solution market prospect analysis

Wireless charging solution market prospect analysis Strategy AnalyTIcs mobile phone component technology service released the latest research report "Combining the use of fast charging technology, the wireless charging market size potential will quadruple." The repo ---MORE---

This entry was posted in 202005 on

Measures for repairing hazards after computer poisoning

Measures for repairing hazards after computer poisoning 1. Important data must be backed up. Important data must be backed up. This is something that must be kept in mind when using a computer and is also the basis and the best way to repair virus damage. Important data incl ---MORE---

This entry was posted in 202005 on

Quantitative analysis of clicks in audio amplifiers

Abstract: Click sound refers to the noise generated by the audio transient signal in headphones or speakers during the opening or closing of the amplifier driving the converter. Until now, the industry has still subjectively evaluated this click. Descriptions such as "lowe ---MORE---

This entry was posted in 202005 on

The spread of Internet viruses

The spread of Internet viruses 1. Through shared resources: the virus first infects a workstation in the network, resides in the workstation's memory, and spreads the virus by finding shared resources on the network; 2. Malicious script of webpage: add a malicious script ---MORE---

This entry was posted in 202005 on