Capacitors are the most common and commonly used devices in circuit design. They are one of the passive components. Active devices are simply devices that require energy (electricity) power, and devic...
[i=s]This post was last edited by maychang on 2020-9-18 10:18[/i] Question 06: 1. We know that the Buck circuit has two working states: continuous inductor current and discontinuous inductor current...
As the core of the home IoT system, the gateway supports multiple applications, security protocols, and data through the central device it is located in. For example, IoT applications that support lig...
The dry coupling ultrasonic testing method does not require the application of liquid coupling agents such as water or oil on the surface of the material to be tested. It is easy to operate and flexib...
LM311 is a voltage-frequency conversion chip produced by National Semiconductor (NS). After National Semiconductor was acquired by Texas Instruments (TI), it became a product produced by Texas Instrum...
In the same batch of boards, other boards can work normally, but one board cannot communicate with the processor. Reading the registers shows all zeros, and the Linux system of this board cannot find ...
Startup file. Clean up RAM. Set up stack, etc. After executing start.a51, jump to the main function of the .c file.
Just like assembly, the variables and arrays defined in C are initialized in startu...[Details]
Clamp ammeter and multimeter are both necessary equipment for electricians. The two instruments have different functional emphases. Clamp ammeter focuses on measuring high current circuits while mult...[Details]
introduction
In the past, personal data storage and departmental file archives mostly used mechanical locks, which required carrying multiple keys, making them extremely inconvenient to ...[Details]
1. Experiment of using single chip microcomputer to drive buzzer;
a) Description: The buzzer of the Lab51 MCU experiment board is connected to P1.5 of the MCU
b) Basic requirement: Control the bu...[Details]
Ultra-Fit tangless (anti-tangle) connector is a wire-to-board connector series with a terminal pitch of 3.50 mm and a rated current of 14.0 amps. In order to achieve flexible application and effi...[Details]
The hardware design of the entire system can be divided into four modules: power circuit, microcontroller minimum system, motor drive module, and Bluetooth module. The power circuit supplies power ...[Details]
13 rules of
audio knowledge
Experience
Make beautiful sound
This article aims to review some simple and easy methods of beautiful sound with readers, so that you can r...[Details]
A real-time clock capable of adjusting time is designed using the real-time clock chip DS1307. The design principle of using the real-time clock chip DS1307 with I2C bus interface for accurate timing...[Details]
IAR Systems supports Osong Medical Innovation Foundation (KBIO Health) in developing advanced medical devices IAR Embedded Workbench innovative tools promote small size, lower power consumption, hi...[Details]
On April 22, reporters learned that Alibaba DAMO Academy released the world's first "hybrid simulation test platform" for autonomous driving. The platform uses simulation technology that combines vir...[Details]
Undefined mode: implements software simulation of hardware coprocessors and instruction set extensions through software simulation. Supervisor mode: Runs the operating system protection code, suc...[Details]
Union
1. Union declaration and union variable definition
Union is also a new data type, which is a special form of variable.
Union declaration and union variable definition are very sim...[Details]
According to foreign media reports, one of the major problems facing electric vehicles is that electric vehicles are definitely not the best choice for people who need to drive in extreme temperature...[Details]
DAC121S101 is a 12-bit DAC from National Semiconductor, with a single voltage of 2.7V to 5.5V. It supports SPI clock up to 30MHZ. We connect it to the SPI2 port of PIC32MX, using the host mode, and c...[Details]
Inverter air conditioners and ordinary air conditioners are two different types of air conditioning systems. They have certain differences in working principles, energy efficiency, comfort, price, ...[Details]