D38999/21Y-F-28PB

RFID access control hardware – Default hardware: RFID tag, card reader module, antenna board and development board   Requires expansion hardware – Access status indicator - Electronic locks – Data...[Details]

*Epoch-making——51 single-chip microcomputer feeding the dog*/ /**/ #include "STC.h" #define LED_PORT P2 //Define LED control port as P2 /*****************************/ void Delay(void) {...[Details]

　　Mode 1 of the serial port is a two-machine serial communication mode, as shown in the figure on the right. 　　 　　When SM0 and SM1 are both 01, the serial port is set to mode 1 for two-machine serial...[Details]

1 LC Resonance Amplifier Principle As shown in Figure 1, it is a principle circuit of a high-frequency power amplifier using transistors. In addition to the bias circuit and power supply, it is m...[Details]

On March 10, Fumanwei stated that the company's 5G RF chip has been mass-produced, and the company's 5G RF chip products can be used in all mainstream mobile phones and module platform solutions. It ...[Details]

With the increasing demand for automobile driving safety and intelligent vehicle systems, the demand for automotive sensors will increase significantly. Among all automotive sensing components, the...[Details]

Preface In the previous article "How the program runs in the CPU (I)", the author described how each instruction and each data in the program runs in the CPU. In this article, the author will analyze...[Details]

Introduction XScale launched by Intel adopts ARM V5TE structure and is an upgraded product of Strong ARM. The highest main frequency of XScale PXA270 processor can reach 624 MHz. It has added...[Details]

This differential amplifier only needs three cheap common operational amplifiers and a few resistors to form an instrument amplifier with excellent performance. It is widely used in industrial auto...[Details]

I searched for information on the Internet for a long time, but there was no direct source code to drive a two-phase four-wire stepper motor. I wrote some basic code, and with the L298N module, it ca...[Details]

On August 31, Xiao Yaqing, Minister of Industry and Information Technology, revealed at the World 5G Conference that in the more than two years since 5G was put into commercial use in my country, 993...[Details]

Recently, in addition to the previous requirements for small and thin, energy-saving, and low noise, electronic equipment is expected to meet ecological needs from the perspective of preventing global...[Details]

AC contactor wiring diagram Debugging of the reversible operation control circuit of the motor 1. Check whether the wiring of the main circuit is correct. In order to ensure that the phase seq...[Details]

The capacitive touch sensing software library provides the following features: The software library module can be easily applied to most microcontrollers and directly embedded in the main controller...[Details]

Mitsubishi PLC (Programmable Logic Controller) is a control device widely used in the field of industrial automation. It has the characteristics of flexible programming, powerful functions, high re...[Details]