When I read many examples in books, they will add this sentence in the program of creating a new task: #if OS_CRITICAL_METHOD ==3 OS_CPU_SR cpu_sr #endif. It literally means if the interrupt method is...
#define __IO_REG32_BIT(NAME, ADDRESS, ATTRIBUTE, BIT_STRUCT)\ volatile __no_init ATTRIBUTE union \ { \ unsigned long NAME; \ BIT_STRUCT NAME ## _bit; \ } @ ADDRESS I don’t understand the program above...
Today, I was asked in the interview, what should I say about heat dissipation and power consumption? What are the hazards of asymmetric half-bridge when the upper and lower tubes are fully turned on? ...
I use TIM2 to set the timer to one second, but no matter I set TIM_ARRPreloadConfig to DISABLE or ENABLE, the result remains unchanged. I don't understand what TIM_ARRPreloadConfig does. In addition, ...
Preliminary Analysis of Android Multimedia FrameworkZT Zou Dewen Overall Architecture of Android System: Let's first look at the position of the multimedia framework in the entire Android systemFrom t...
The circuit shown in the figure requires that the light is off when the machine is turned on. Press the button once, and the light D1 will turn on and automatically turn off after a delay of 10 secon...[Details]
MSP430 ADC10 single channel multiple conversions #include "msp430x22x4.h" #define uchar unsigned char #define uint unsigned int #define LCDen 0X80; //The upper three bits of P3 are used as cont...[Details]
Lithium battery has changed the global industrial layout. With the development of new energy vehicles in China, the development speed of China's lithium battery industry is also amazing. So, what a...[Details]
China Energy Storage Network News:
The Global Energy Internet Seminar, jointly organized by the Global Energy Internet Development Cooperation Organization and the Royal Academy of Engineerin...[Details]
As we become more and more dependent on mobile devices, mobile games and mobile applications are increasingly involved in our daily lives. Giving these products exquisite UI design, good user exper...[Details]
We have mentioned DS1302 before. It has three lines, namely CE, I/O and SCLK. CE is the enable line, SCLK is the clock line, and I/O is the data line. We have introduced SPI communication before. Hav...[Details]
(1) b, bl: relative jump instructions. The jump range is 32MB before and after the current instruction. (2) mov, ldr, str: mov is more familiar, which means assignment. ldr originally means "large ra...[Details]
A little tip: To view the definition of a function, first move the cursor to the function and then press the F12 key. 1. Introduction to FSMC FSMC stands for "Static Memory Controller". After us...[Details]
Judging from its investment layout in the past two years, from the top companies in the field of AI chips,
Cambrian
and DeePhi Technology, to the unicorns in the field of computer vision
,...[Details]
Article Outline: 1: Introduction to EEPROM chip (including various read and write timing and pin definitions) 2: Registers that need to be configured for IIC in S3C2440 3: IIC successfully reads and ...[Details]
Functions of the smart electronic clock: 1. Full calendar timing. 2. 12/24 hour conversion. 3. 8-way timing output (can be turned on/off) 4. Error: 15S+1uS 5. Automatic tracking of large and ...[Details]
On October 24, the 1024 Developer Festival hosted by
iFLYTEK
was grandly opened in Hefei. At this conference,
iFLYTEK
officially released the 1024 plan and announced its three major...[Details]
uIP is mainly designed for 8-bit and 16-bit systems. The program was written with porting in mind. The main files of uIP include uip.c and uip_arp.c. (1) The basic process of porting. Cha...[Details]
Real-time operating system RTOS
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