STC75K30Q17

0 Introduction 　　RF filters are crucial in wireless communication systems. They play a role in frequency band and channel selection, and can filter out harmonics and suppress spurious signals. In f...[Details]

When visiting one of our SDA customers, we found this problem again: the ground of the oscilloscope was not directly connected to the ground of the object under test. When using the AC range of the m...[Details]

This article will discuss extensively the technical aspects of applying digital technology to power conversion and management to meet market trends and requirements of different market segment...[Details]

1. Design Task 1. Connect the P0 port of the MCU to the 7SEG-MPX8, connect the P2.0~P2.3 ​​ports to the A, B, and C ports of the 74LS138, and connect the Y0~Y7 ports to the 1~8 positions of t...[Details]

Gaogong Robot 10 Years Memory Micro Interview "10 Years of Memory Micro Interview" is one of the important planned activities of the series of activities for the tent...[Details]

Due to the wide application of magnetic flap float level gauges, some minor faults often occur in daily use. Let's take a look at the common faults and troubleshooting methods of magnetic flap float ...[Details]

Switched Capacitor Filters 1. Basic Principle of Switched Capacitor Filter The switched capacitor filter is composed of MOS capacitors, switches and operational amplifiers. It has a simp...[Details]

0 Preface Radio Frequency Identification (RFID) is an automatic identification technology that uses induction, electromagnetic fields or electromagnetic waves as transmission means to complete non-c...[Details]

At Nanyang Technological University in Singapore, medical researchers are trying to use a newly developed micro-electromechanical system (MEMS) microfluidic chip to study the causes and prevention of...[Details]

Leading EDA company Xingxin recently officially announced that it has completed a B round of financing of over 100 million yuan. This round of financing was led by SMIC Juyuan and participated in by ...[Details]

1. The role of trigger Triggering is one of the most important features of an oscilloscope. Because the oscilloscope has a powerful triggering function, it can be used to capture abnormal signals an...[Details]

1. Problem Statement 　　The 51 series microcontroller has a convenient serial communication function. When the serial port works in mode 2 or mode 3, SM2 is set to 1. In this case, the interrupt flag ...[Details]

1. Sleep mode (Cortex-M3 core stops, peripherals run)            At this time, if the IO is not locked, the IO level with external trigger will change. 2. Stop mode (all clocks stop)            At ...[Details]

1 Introduction Power supply technology, especially digital control power supply technology, is a very practical engineering technology, involving many disciplines such as electrical, electronic, syst...[Details]

The phase loss and overload three-phase protector is an electrical device used to protect three-phase motors and three-phase power systems. It can detect phase loss and overload in the three-phase ...[Details]