DIP1999SD039650DB

　　0 Preface   　　LED display is a new type of information display media that has developed rapidly around the world in the 1980s. It uses dot matrix modules composed of light-emitting diodes to form...[Details]

Apple's (Apple) financial report, which has attracted much attention, has been relatively solid. In particular, iPhone sales have shown positive growth compared with the same period in 2022. Such res...[Details]

Apple spent $36.13 billion on semiconductors last year, surpassing Samsung to become the world's largest semiconductor buyer. According to statistics from research firm Gartner, global semicond...[Details]

Recently, some domestic wafer fabs have been cut off from the supply of photoresist by Japan's Shin-Etsu Chemical and are facing a shortage situation. In addition, due to the shortage of chips and st...[Details]

KEYCARD BIT 00H ; used to mark whether a key is pressed KEYS EQU 5AH ; record key value KEY1 EQU 5BH ;Record the value during row scanning KEY2 EQU 5CH ; record the value when scanning the column    ...[Details]

The input subsystem consists of three parts: the driver layer, the input subsystem core, and the event processing layer. An input event, such as mouse movement, keyboard press, etc., reaches the us...[Details]

introduction The widely used wireless mouse is powered by batteries. Replacing batteries brings inconvenience to users. Here, a contactless power transfer (CPT) circuit suitable for wireless...[Details]

      Although it’s not even a year since the launch of the Samsung Galaxy S20, S20 Plus, and Ultra, they have been discontinued in some regions due to the launch of the Samsung Galaxy S21 series. ...[Details]

Focusing on smart power and smart industry to build a sustainable future Shenzhen, China, October 28, 2024 – STMicroelectronics (ST), a world-leading semiconductor company servin...[Details]

Some chip components are very small, and it is very inconvenient to use ordinary multimeter test leads to test and repair them. First, it is easy to cause short circuits. Second, it is inconvenient f...[Details]

Code: #include reg52.h #define uchar unsigned char #define uint unsigned int sbit dula=P2^6; sbit wela=P2^7; uchar num,dunum,wenum; uchar code table_du ={ 0x3f,0x06,0x5b,0x4f,0x66,0x6d, 0x7d,0x07,...[Details]

　　The MSP430 series of microcontrollers are famous for their low power consumption and rich peripheral modules. For capacitive touch applications, the PIN RO capacitive touch detection method of MSP4...[Details]

ALU (Arithmetic Logic Unit) - Arithmetic Logic Unit. The ATMEGA48 ALU is directly connected to 32 general-purpose working registers, just like other AVR ALUs. ALU operations between registers and bet...[Details]

With the rapid development of semiconductor lighting industry, LED has become the most popular and eye-catching light source in the world with its advantages of rich light color, energy saving, hig...[Details]

According to foreign media reports, "the thinner the better" has always been Apple's motto, and MacBook Air, iPhone and iPod prove that consumers agree with this. iPad 2 is no exception. Apple iPa...[Details]