Question 1: When performing trigonometric operations, which method is faster? I am currently using cossp in c67fastMath downloaded from the official website, but the time it takes is about six times t...
Program function: Configure GPIO12 as interrupt input. When the button is pressed, a falling edge interrupt is triggered, and the interrupt service subroutine flips the LED.
Interrupt vector tableMain...
The Political Bureau of the CPC Central Committee held a meeting on May 31, which pointed out that further optimizing the birth policy and implementing the policy of allowing a couple to have three ch...
For a switching power supply engineer, PCB drawing is actually a crucial part that affects a product. If you cannot do a good layout, the entire power supply may not work properly, and the smallest pr...
NUCLEO_G431RB ReviewPlatform constructionI tried MDK514 before and found the same problem as http://bbs.21ic.com/icview-2861476-1-1.html?ordertype=1, so I downloaded the latest version of MDK528A dire...
STM8 IrDA infrared function IrDA mode is selected by setting the IREN bit in the UART_CR5 register. The STOP bit in the UART_CR3 register must be set to "1 stop bit". In IRDA mode, the following bits...[Details]
ARM processor startup process S3C2440 supports the following boot modes: 1. NorFlash boot 2. NandFlash boot When the processor is powered on, it will automatically fetch the first instruction from a...[Details]
1 Introduction to GDM12864E and its interface with MPU
1.1 Introduction to GDM12864E
The dot matrix graphic LCD display module GDM12864E is embedded with ST7920 Chinese character dot matr...[Details]
O Introduction
Fieldbus technology is an industrial field layer network communication technology that realizes the digitalization of field-level equipment. It has strong field information integ...[Details]
As a leader in the electric vehicle industry, Tesla's thermal management system design has always been bold and radical. From the earliest Model S to Model Y, each generation of thermal management ...[Details]
On December 24, according to Phone Arena, the production capacity of Google's Pixel 6 series is unable to meet market demand, and the delivery time of some orders has been forced to be postponed...[Details]
The MPPT efficiency indicator is marked in the technical specifications of photovoltaic inverters. MPPT efficiency is the most critical factor in determining the power generation of photovoltaic inve...[Details]
Tianyin Holdings stated on the interactive platform that the company is currently Huawei's main agent for sales in China and overseas. The company will continue to deepen cooperation with Huawei in r...[Details]
AT89S52 crystal frequency is 11.0592MHz Instruction cycle: 1.0852us Function description: 24C32-512 program, can read and write: 24C32, 24C64, 24C128, 24C256, 24C512 read data sent to P1 port disp...[Details]
On January 8, Harman International released a new intelligent software, Harman Turbo Connect (TBOT), which can predict and alleviate vehicle networking problems while driving. TBOT is the latest solu...[Details]
Today, the name of the Redmi855 flagship phone was finally announced, it is called Redmi K20. A netizen @MIX Technology commented on the naming of Redmi K20: "Those who say that the Redmi K...[Details]
Recently, during the 2021 China Integrated Circuit Design Innovation Conference and IC Application Expo (ICDIA), Zhongke Haoxin co-founder & deputy general manager Wu Junning and assistant general ...[Details]
The program C language source code is as follows: /* INT1 interrupt 5-bit count */ #include reg51.h typedef unsigned char uint8; typedef unsigned int uint16; sbit LED = P0^0; uint16 T_Count ...[Details]
With
the rapid development of
autonomous driving
technology, the research and development of autonomous driving has gradually formed a complete set of processes, including
data collectio...[Details]
DSP and ARM Processors
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