What is a bootstrap capacitor?
The DC-DC BUCK chip has a pin called BOOT, some called BST, as shown below:How does the bootstrap capacitor work?
The following is the block diagram of the DCDCBUCK chip...
[size=5]Machine interface and boot design based on MCU+DSP embedded platform[/size][size=5] [/size] [size=5]1 Introduction[/size] [size=5] [/size] [size=5] Automation control requires real-time data a...
The simplest actual circuit of 5V/5W switching power supply is shown in the figure. In the figure, TOP210 (IC1) is a three-terminal PWM switch. IC1 contains PWM controller, power MOSFET and various pr...
1. If the MCU uses the delay function to delay, that is, the empty waiting method is used to delay, but the MCU has only one core and cannot split itself to handle other things. If this method is used...
The previous article ( https://en.eeworld.com/bbs/thread-1187454-1-1.html ) only analyzed the board based on the schematic diagram. This article will directly power it on and take a look.
The CB5654 d...
After the previous preparation, the basic knowledge is almost known, and you can start to build your own project. The basic operation method will not be explained in detail, and the picture will be di...
Abstract: In order to improve the efficiency of speech recognition and its dependence on the environment, this paper analyzes and improves the speech recognition algorithm and hardware parts. The A...[Details]
Decoder: Translate binary codes into symbols we can understand For example: binary code is 3 binary bits; the symbol that can be understood is that the i-th bulb among 8 bulbs will light up; In a...[Details]
introduction
Since CF cards (Compact Flash Cards) have the advantages of large capacity, small size, high performance, easy to carry, fast reading and writing speed, and compatibility with multiple...[Details]
The embedded Nios Ⅱ soft-core multi-processor system developed based on SoPC technology has the characteristics of independent design, good reconfiguration, easy software and hardware tailoring, co...[Details]
S3C2440 integrates a rich set of peripheral controllers (LCD controller, USB Device controller, USB Host controller, NAND FLASH controller, I2C controller, SPI controller, etc.). To control the...[Details]
At the three-day Munich Shanghai Electronics Show (July 8-10), ITECH, as a world-leading test and measurement solution provider, became a beautiful sight at the exhibition with its outstanding te...[Details]
Flat Panel Display (FPD)
Flat Panel Display (FPD)
FPD (Flat Panel Display), as the name suggests, is a TV with a flat screen. It is a type of TV compared to the bulky traditional cathode ray tu...[Details]
Recently, Interroll and Logstore have built a new repair center for PLL Group, the largest authorized service center for mobile phones and smartphones in Brazil. This factory in São Paulo, Brazi...[Details]
Using outdoor fixed terminals based on 802.16-2004 as a means of access to buildings is a supplement and extension of fixed networks. It can quickly deploy networks and reduce network construction cos...[Details]
Yunweibao dry information sharing: 14 issues you must know about the maintenance of production equipment (Part 1) As the strength of domestic manufacturing companies increases, many factories be...[Details]
This program measures the PWM high level time and cycle through two timers and one external interrupt, calculates and displays the duty cycle high level time in 1602. The data can be measured by simp...[Details]
Solid Sands and Taiwan Hanzhi Electronics join forces to accelerate MCU microcontroller innovation through high-performance C language compiler
Solid Sands, a global leader in C and C+...[Details]
In the 5G era, the old problem of whether to choose 3G or 4G that troubled users when changing their phones around 2013-2014 has reappeared: when we change our phones, should we continue to choose th...[Details]
The serial port of AT89S52 microcontroller has four working modes: mode 0, mode 1, mode 2, and mode 3. Mode 0 is mainly used to expand parallel input and output ports, and modes 1, 2, and 3 are us...[Details]
introduction
A robot is a highly automated and intelligent device that can simulate human behavior and thinking and complete various complex tasks. The robot control system is an imp...[Details]