I just joined a company that makes smart home products and only uses Hongjing 51 microcontrollers. I haven't worked on it for a long time, and today I encountered a problem that I had never encountere...
[color=#333333][font="][If you don't understand, ask] [/font][/color][color=#333333][font="]This is part of the datasheet of the power conversion chip MP2315 [/font][/color] [color=#333333][font="]I h...
La la la ~~ Another new board is here~~ Take some photos and pose for a peek~~~You know~ there is a new event coming up~Guess who this board is? What kind of board is this?...
Not long ago, I was overwhelmed by the MEMS sensor creative event jointly organized by EEWorld and ST, and found out there was such a good thing, so I decided to apply for it. Then I was lucky enough ...
I want to use stm32 to configure ad7732 and then read the ad value. According to the technical documentation, I configure the single conversion mode 16-bit precision IO simulation SPI (I have debugged...
Tools needed: https://download.csdn.net/download/qq_33160790/10302877 PS: Both tools need to be run as an administrator. Keil5 does not support 51 by default. If you put the 51 MCU project into Kei...[Details]
Luminar Technologies (hereinafter referred to as "Luminar"), a global leader in automotive LiDAR hardware and software technology, announced a strategic partnership with SAIC Motor, China's largest a...[Details]
Pediatrics has always been the focus of Yitu Medical. In September 2017, Leifeng.com participated in the cooperation ceremony between Yitu Medical and the Children's Hospital Affiliated to Zhejiang U...[Details]
1 System principle and structure of heat meter 1.1 Basic principle of heat meter Working principle of heat meter: heat meter is installed in the heat exchange system, and paired temperature sensors ...[Details]
German chip giant Infineon Technologies is urging automakers to rethink their "just-in-time" supply chain strategies as they need to start building up semiconductor inventories as a global shortage o...[Details]
In the technological age, more and more electronic devices are appearing, and more and more devices are electronic. Among these many devices, there will be a need to communicate and control each ot...[Details]
/*
12864LCD (ST7920) driver
Ma Wenlei 2004/12/27
*/
#include REGx51.H
//Pin definition
#define CS P2_0 //Chip select high level is effective, can be fixed high level when used with single-c...[Details]
RISC-V architecture looks set to become more common in high-performance computing (HPC) and may even become the dominant architecture, according to some technology experts in the field. At the same...[Details]
TOPSwitch?FZ single-chip switching power supply circuit diagram controlled by MCU
TOPSwitch?FZ single-chip switching power supply circuit diagram controlled by MCU
The microcontroller can be use...[Details]
I won’t go into too much detail about the basic knowledge of SD cards. If you are interested in this, you can search on Baidu. There are many articles about SD cards. Here we mainly explain in detail...[Details]
The working principle and usage of the keyboard are relatively simple. The following is a 4×4 array keyboard, the rows are connected to P3.0-P3.3, the columns are connected to P3.4-P3.7, and there is ...[Details]
Oscilloscope parameters
1. Bandwidth
Bandwidth is the primary parameter most engineers consider when choosing an oscilloscope.
Bandwidth is defined as the signal frequency at which the signal is...[Details]
Sharing files between devices is a headache. There are simple and crude methods, but always relying on QQ and WeChat to transfer pictures and files is not an elegant solution after all. If you are a ...[Details]
Recently, the U.S. government announced a major decision to provide up to $8.5 billion in subsidies to semiconductor giant Intel and an additional $11 billion in loans to promote the company's semico...[Details]
The arrangement of LEDs and the specification of the LED light source determine the basic driver requirements. The main function of the LED driver is to limit the current flowing through the LED un...[Details]