85136G2039PY5044

Now let's analyze how uboot starts the kernel. We know that the u-boot kernel startup is achieved through two instructions. nand read.jffs2 0x30007FC0 kernel; bootm 0x30007FC0 Reading the kerne...[Details]

0 Introduction In the early 1980s, German Bosch Company proposed the CAN (Controller Area Network) bus, i.e., the controller area network solution to solve the communication problem of automobile co...[Details]

    With the rapid development of automotive electronic technology, traditional mechanical instrument panels have shown a trend of transitioning to digital instruments, and all corresponding function...[Details]

#include #include intrinsics.h #define uchar unsigned char #define uint unsigned int  uchar str1 ="This is a ASCII";  uchar str2 ="      Test     "; #include "1602.h" void port_init() { ...[Details]

ST's EVL6564-50WFLB is a 50W PFC power supply with an input voltage of 90-265 VAC using the L6564. It is suitable for all low-power applications that require high PF, such as lighting, LED power suppl...[Details]

A few days ago, I helped someone make a 51-inch gadget that needed an encoder. I found that it was hard to find encoder programs online. So I wrote a program to read the encoder readings based on som...[Details]

/* LCD display related */ #define DATA 1 /* LCD writes data to 1 */ #define COM 0 /* LCD write command is 0 */ #define LINE1 0b10000000 #define LINE2 0b11000000 #define LCD_E RD6 #define LC...[Details]

In the automotive industry, vehicle testing plays a vital role and is a necessary procedure to verify key indicators such as vehicle power, tires, durability, and safety. Before mass production of ve...[Details]

1. Application of DC/DC power supply module in RS485 interface circuit (DC/DC power module: isolation 1000VDC, In:5V, Out:5V, P:1W), its circuit is as follows: RS485 uses DC/DC power...[Details]

On March 3, global leading chip manufacturing companies Intel, AMD, ARM, Google Cloud, Meta (Facebook), Microsoft, Qualcomm, Samsung, TSMC, etc. jointly announced the establishment of the Small Chip ...[Details]

　　1. Experimental Tasks 　　Display a column on the 8X8 LED dot matrix, and let it move smoothly from left to right three times, then from right to left three times, then from top to bottom three tim...[Details]

Recently, Wang Dong, director of the Management Committee of Fuxin High-tech Industrial Development Zone, led a team to Ningbo, Zhejiang to attend the 3rd International Symposium on Energy Storage ...[Details]

8051 Pin Definition Now let's talk about the pins The 40 pins of a microcontroller can be roughly divided into four categories: power, clock, control, and I/O pins...[Details]

    Recently, the Anhui Provincial Government Legal Affairs Office is soliciting public opinions on the "Anhui Provincial Public Security Video Image Information System Management Measures (Draft for...[Details]

As the "holy grail" of the power battery field, solid-state batteries can theoretically completely solve the pain points of electric vehicles in terms of safety, driving r...[Details]