97-3102A-24-5SW(946)

This program consists of several header files, all of which are below. You can copy the code and save it as a separate file Download the header file STC12C5A.H:  http://www.51hei.com/mcu/2564.html ...[Details]

Many mobile phone brand manufacturers have released new products one after another, including smart watches, TWS headphones, smart bracelets and other new wearable devices. The release of these new...[Details]

Industry analysts agree that the future development trend of systems is mobility, "green" energy saving, and the integration of more sensors in terminal devices. This development trend requires analo...[Details]

AJAX stands for "Asynchronous JavaScript and XML". AJAX is not an abbreviation, but a noun created by Jesse James Gaiiett. It refers to a web development technology for creating interactive web applic...[Details]

     In order to solve a series of problems in the electrical system, such as short control distance, weak real-time switch response, general intelligent nodes are easily disturbed by the outside wor...[Details]

#include "reg52.h"      #define uchar unsigned char #define uint unsigned int #define LCD1602_DATAPINS P0 sbit LCD1602_E=P2^7; sbit LCD1602_RW=P2^5; sbit LCD1602_RS=P2^6; sbit DIR=P1^0; sbit STEP=P1^...[Details]

据韩媒etnews报道，消息人士透露，三星电子副会长李在鎔日前前往欧洲，主要目的在于访问ASML荷兰总部。 The report said that Samsung Electronics is currently planning to establish EUV production systems in Hwaseong, Pyeongtaek, South Korea, and Au...[Details]

1. The functions of MCU pins, crystal oscillator, and reset Reset circuit: Reset is the initialization operation of the microcontroller. When the microcontroller starts, it needs to be reset first....[Details]

Introduction I recently took on a tachometer project, the principle is to measure frequency. At first, I used an external interrupt, and then took the value according to the timer timing of one secon...[Details]

The code comes from the 2016 Beidou Cup, which is used to measure air pm2.5. The sensor estimates the particle concentration by measuring the duty cycle of the signal. (1) TimerB settings, working ...[Details]

In the DC servo control system, the traditional PWM control circuit composed of dedicated integrated chips or small and medium-sized digital integrated circuits often has...[Details]

Jiwei.com reported on December 25 that today Meizu officially announced that it will hold a new product launch conference for Meizu Lipro smart home on January 5, 2021. Meizu said in a post, "What ...[Details]

74LS164 extended 8-bit LED serial display interface circuit (1) The result shown in this experiment is 12345678. Use 89C52 and 74LS164 to expand the 8-bit LED digital tube display. 74LS164 convert...[Details]

TMP01 is a low-power programmable temperature controller produced by ADI, USA . It has three specifications: TMP01E, TMP01F and TMP01G, with TMP01E having the highest accuracy. ...[Details]

The company has a Fuxu AT91RM9200 board, which comes with u-boot-0.40 and 2.4.19 kernel. I decided to port u-boot-1.1.6 and 2.6 kernel to it, and thus began to enter the world of embedded Linux. My d...[Details]