SP（R13）
Special registers
LR（R14）
1. When a subroutine exists, the return address of the subroutine is saved
2. When an abnormal interrupt occurs, save the return address of the abnormal mode
...
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1. What is ...
I accidentally discovered that the operating voltage range of a microcontroller is 5.5V-28V. This made me very curious in an era when 3.3V is the mainstream?I know that most automotive-grade MCUs are ...
The main new technology of the airbag system is to use weight sensors or infrared, ultrasonic and other sensors to determine the distance between the passenger and the dashboard, as well as the passen...
As shown in the picture, I use it on a motorcycle. The IO is connected to a 3.3V microcontroller. It works fine when it is just installed, but after two days of use, it is accidentally turned on. The ...
Will LiDAR trigger the car's rain sensor to turn on? This article will reveal the secret. A San Francisco netizen recently said online, "I live next to a parking lot used for autonomous driving test...[Details]
According to foreign media reports, the latest survey shows that by 2025, nearly 5% of China's labor force will be replaced by robots. The full text is as follows: A recent survey by the Institute ...[Details]
Intelligent Driving
It refers to the car equipped with advanced sensors, controllers, actuators, communication modules and other equipment to assist the driver in controlling the veh...[Details]
If you want to make reliable temperature measurements, you need to choose the right temperature sensor for your application. Thermocouples, thermistors, platinum resistance detectors (RTDs), and temp...[Details]
I encountered this problem while doing the project. I think the article is well written. I would like to share it with my colleagues who have doubts about the use of FSMC! LCD has the following cont...[Details]
The distribution network is an important part of the power grid. It is responsible for both energy production and energy consumption, and is an important infrastructure for promoting urban and rura...[Details]
BlackBerry (NYSE: BB; TSX: BB) today announced that Hyundai Autron, a subsidiary of Hyundai Motor Group, South Korea’s largest automaker and a leading developer of electronic control software and aut...[Details]
When debugging an embedded system, the problem is often traced back to an anomaly that caused a chain of events that ultimately led to system failure. The anomaly most likely originated somew...[Details]
Turning off the clocks of unused peripherals allows the STM8 to reduce power consumption. The peripheral clock gating (PCG) mode allows the user to turn on or off the connection between fMASTER and t...[Details]
The following is a simple program to flash an LED using MSP430:
#include "msp430.h"
void main( void )
{
WDTCTL = WDTPW + WDTHOLD;
P3DIR|=BIT4; //Set to output port
for(;;) ...[Details]
1 Introduction
Due to the cost of wireless mobile networks, the mobile data processing and transmission system should have strong real-time data processing and data compression functions to red...[Details]
Misunderstandings and Skills in Using Elan MCU Instructions
The basic instruction syntax of EMC is actually just 57/58. How to change it depends on your practice and luck.
1. Misunderstand...[Details]
As early as June this year, vivo publicly demonstrated its 120W fast charging technology, and officially claimed that a 4000mAh battery can be charged to 50% in just 5 minutes and fully charged in 13...[Details]
The PT100 temperature sensor is a temperature measurement device widely used in the industrial field. Its working principle is based on the characteristics of platinum resistance changing with temp...[Details]
Microcontroller MCU
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