After burning the program, I found that the program is not running, and the high and low levels of the GPIO port cannot be controlled. Some pins are only 2V. How to set BOOT0 and BOOT1? What is the re...
Hongmeng Development Board Neptune ( Part 2 ) —— Development Environment
After I received the Neptune development board, I immediately started setting up the development environment. I was in a hurry ...
1. Enable the device EMIFA module2. Configure the CEnCFG register3. Initialize the EMIFA module4. Open the EMIFA module5. Set the parameters configured in 2 to the opened EMIFA moduleComplete configur...
[i=s]This post was last edited by btty038 on 2020-6-9 23:33[/i]All devices connected to the mobile Internet require RF front-end chips. As the number of connected devices continues to increase, the RF...
Let's learn about algorithms together. Recommended books (Part 3) The mystery of programming language: Interpretation of algorithms (full color in four colors) [size=5][color=#0000ff]Why do we recomme...
Personally, I think it is cruel to tear it off. It is more irritating for people with less hair.Pantogar Memo Pad, each time you use one, you lose less hair, until finally, you become depressed and "b...
"Originally, there are many people who can design very good
chips
, but the market does not give domestic
chips
the opportunity to iterate, and domestic companies cannot give engine...[Details]
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]
The photovoltaic inverter is the core equipment of the photovoltaic system. Its main function is to convert the direct current generated by the photovoltaic modules into alternating current that meets...[Details]
Different from 51, AVR and other single-chip microcomputers, the clock signal sources of msp430 include LFXT1, XT2 and DCO. 1. LFXT1: It can connect high-speed and low-speed crystal oscillators. In l...[Details]
When Amazon quietly launched a product called Elastic Computing Cloud 12 years ago, the Internet industry in China, across the ocean, also ushered in an unprecedented development opportunity. Let's...[Details]
If you do not use an external crystal on the STM32, the connection method of OSC_IN and OSC_OUT If you use the internal RC oscillator instead of an external crystal, please follow the following metho...[Details]
;Question: The 80C51 single-chip microcomputer has a fosc = 6MHz. It is required to use the T1 timer working mode 1 to perform a timing of 40ms. And P1.7 periodically outputs a rectangular wave with ...[Details]
Design a second and minute pulse generator for a single-chip microcomputer using the interrupt method. Assume that P1.0 generates a positive pulse of one machine cycle per second, and P1.1 generates ...[Details]
/*34864 Chinese character library*/ // Connection of MCU //******************************************************** //p3= data port //p4--control port// p4.0 = rs //p4.1= r/w //p4.2= e //...[Details]
The chip is EM78P153 ; P64, P65 are connected to the crystal oscillator, the oscillation mode is 4MHz crystal oscillator ; the watchdog is off, the instruction cycle is 2 CLOCK, and P63 is the rese...[Details]
PORT6 outputs the action control, and is externally connected to a circuit that drives 8 seven-segment displays . Write a program to display 1, 2, 3, 4, 5, 6, 7, 8 on the 8 seven-segment displays in ...[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]
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