My purpose is, for example, to power the +5V and -5V of an op amp, can the ground of one be connected to the 5V of the other? If not, please provide a solution. Thank you!...
I just bought a mini2440 development board from FriendlyArm. According to their user manual, after setting up the "HyperTerminal", I turned on the power and booted from NOR FLASH. Every time I enter a...
[b]1. If the Chinese characters in a certain file are garbled, and the rest are displayed normally, please refer to the following figure for the solution. [/b][b]2. If the Chinese characters in a cert...
[size=4]It is probably to generate a PWM wave of a certain frequency through the clock[/size] [size=4] [/size] [size=4]Using FPGA can get a more perfect waveform, but if only a CLK wave is provided, F...
Don't make jokes about your boss. You must remember this sentence: your boss is always your boss. Don't expect to be friends with him at work. Even if you were classmates or good friends before, don't...
1. About FPU transplantation As long as the chip has FPU function, the use of FPU is generally enabled by default. You can also select it in the Options tab; 2. About the transplantation of DSP li...[Details]
1. Function and purpose There are two pins BOOT0 and BOOT1 on each STM32 chip. The level status of these two pins when the chip is reset determines which area the program starts from after th...[Details]
In the packaging process of a production line, every time the conveyor belt of the production line delivers a product to the packaging machine, the "SP" terminal outputs a pulse to the T1 terminal of...[Details]
Circuit: Using AT89S52 single chip microcomputer. P3.0 to P3.3 are connected to four external buttons. P3.4 to P3.7 are the bit selection ports for controlling the four digital tubes, and P1 is the s...[Details]
:For medium and large-scale domestic photovoltaic power stations, inverters generally go through an open bidding process. Due to the high technical content of power station design, it is necessary ...[Details]
Shanghai, China, January 26, 2018 - In the era of entertainment, 4K high-definition entertainment content is highly sought after. More and more people are willing to watch travel images, children's c...[Details]
In many programming occasions, we often use time delay subroutines. Next, we will introduce a delay subroutine that can control the delay time. The following is a program that uses the development t...[Details]
This article will introduce how to make an electronic keyboard using SPCE061A, and provide source code. If you have an experiment box from Lingyang University, it will be easy to complete, just a mat...[Details]
On December 14, it was reported that Samsung wanted to poach Taiwan's Micro LED supply chain, opening a new round of panel wars. JDI promotes high-precision VR LCD and accelerates the development o...[Details]
Apple is about to hold a press conference, and many people are focusing on the new generation of iPhone. Indeed, according to current rumors, the new generation of iPhone will have a great impact on ...[Details]
Force Touch is a touch sensor technology used by Apple on Apple Watch, new MacBook and new MacBook Pro. But according to an invention published by the US Patent and Trademark Office last week, Apple...[Details]
In low-voltage power reactive power compensation , the characteristic of single-chip microcomputer control technology is that it changes the manual switching method and realizes the automatic ...[Details]
UART program: 1. The writing function of head.S file is to start the code @****************************************************************************** @ File:head.S @ Function: Initialization, sys...[Details]