Microfluidic chip is a kind of biochemical chip that integrates the basic operation units such as sample preparation, reaction, separation, detection and waste liquid recovery of biological, chemical ...
When debugging the ti routine, abnormal noise appears in the current closed loop. After switching into the speed loop, the abnormal noise still exists. Note: Under open loop (directly given VD, VQ), t...
Buck ConverterAlso known as a buck converter, it is a single-tube non-isolated DC converter with an output voltage lower than the input voltage.In the figure, Q is a switch tube, and its driving volta...
When we study hardware, we usually come into contact with emulators and programmers:In-Circuit Emulator (ICE) is a hardware device used to debug embedded system software. Embedded system developers ha...
1 Introduction
Voltage-stabilized power supply modules are widely used in circuits. Currently popular ones include LM78 and ASM117 series. Most of them have only 3 pins, simple structure and are ea...[Details]
As the world turns to data-centricity, a new era of diversified computing has arrived. As new workloads such as artificial intelligence, cloud data centers, the Internet of Things, next-generation ne...[Details]
The CA 757 digital voltage probe is a compact, lightweight test and measurement instrument that provides basic functions required for daily use. Suitable for one-handed operation, the CA 757 is equip...[Details]
The FL2440 board only has TOUT0 and TOUT1 extended pins, and TOUT0 is multiplexed with GPB0, which is connected to the buzzer. So when TOUT0 is used to output the pwm signal, the buzzer will keep bee...[Details]
Introduction: Analog voltage buffers are very important basic building blocks in mixed signal design. They are mainly used for signal monitoring and driving loads. In the first case, the buffer is ...[Details]
introduction As today’s electronic designs continue to grow in complexity, managing power consumption and optimizing overall efficiency becomes more important. From industrial and telecom applicatio...[Details]
After struggling to get its semiconductor industry off the ground over the past few years, Brazil may have finally found its place in the market with developments in IC design services, memory module...[Details]
Amplifying speech is a difficult challenge, one of the most difficult aspects of which is providing enough amplification to ensure that everyone who speaks quietly can be heard, while allowing adequa...[Details]
The human ear's subjective perception of sound intensity follows Weber's Law. When the volume is low, the human ear is sensitive to changes in the amplitude of sound waves. When the sound reaches a...[Details]
0 Introduction
The flight speed of a micro-aircraft is not only a controlled variable during its flight, but also one of the important reference data for controlling the flight attitude. Theref...[Details]
Beijing time, May 1st morning news, market research firm Canalys released a report on Friday saying that the new coronavirus epidemic had a serious impact on the global smartphone market in the firs...[Details]
Phase-locked loop introduction
A phase locked loop (PLL) is a negative feedback control system that uses a voltage generated by phase synchronization to tune a voltage controlled oscillator to...[Details]
1 Introduction to LPC2378 chip
LPC2378 is a 32-bit processor based on ARM7TDMI-S. It has 512 KB of on-chip Flash program memory, 32 KB of static RAM (SRAM), as well as In-System Programming (ISP) ...[Details]
/* Timer 0 controls the flashing time of the LED; counter 1 controls the display of the digital tube */ #include reg52.h #define uint unsigned int #define uchar unsigned char sbit DULA = ...[Details]
introduction
The microcontroller-controlled stepper motor has the characteristics of flexible and diverse functions, accurate pulse output, and strong real-time performance. Various comple...[Details]
Microcontroller MCU
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