CJ70CS-301

1. Introduction to Thunderbolt Ultra High-Speed ​​Interface On February 24, 2011, local time in the United States, Intel officially released the Intel Labs product code-named "Light Peak" technology ...[Details]

Our last program was really useless. We had to rewrite the chip to make the light turn on. Now we want to make the light flash continuously, which has certain practical value. For example, we can use...[Details]

Introduction to mmap provided by glibc mmap Declaration The mmap function used in user space is provided by glibc Statement found through man mmap #include sys/mman.h void *mmap(void *addr, si...[Details]

Introduction In the process of embedded system development, the host computer completes the development, downloading and debugging of the target machine software through the debugger. Early deb...[Details]

When the input voltage is 48 V and the output voltage is only 1 to 2 V, a converter circuit with an isolation transformer can be used, such as a half-bridge circuit as shown in Figure 1, or a push-...[Details]

Since the PIC series 8-bit microcontrollers launched by Microchip are developed in the direction of ultra-small, low power consumption and low cost, these products have no functional accumulation and ...[Details]

"Changan has invested in Yinwang, please pay attention to it!" At 8:30 last night, I had just parked my car in the basement of the community when this message popped up in the work group...[Details]

introduction AT89C51 is a low-voltage, high-performance CMOS 8-bit microprocessor with 4K-byte FLASH memory (FPEROM—Flash Programmable and Erasable Read Only Memory), commonly known as single-chip mi...[Details]

Liquid level gauge contact measurement Contact measurement started with the steel strip float level gauge, which used various methods to accurately measure the float distance and evolved into vario...[Details]

Texas Instruments (TI) announced the appointment of Jiang Han as vice president and president of TI China. In this position, he will lead TI's China sales and marketing application team and be respon...[Details]

Throughout 2020, a COVID-19 pandemic disrupted the rhythm of the entire world. However, this once-in-a-century black swan event did not shake the rhythm of the United States in suppressing China's se...[Details]

We often hear about individuals buying iPhones and then having problems, but rarely hear about merchants having problems. In fact, there are many cases of merchants having problems, but most merchant...[Details]

　　The architecture of the processor defines the instruction set (ISA) and the programmer model of the processor based on this architecture. Although each processor has different performance and is ai...[Details]

Based on the fact that the overall reliability of Shanghai's power grid exceeded 99.99% this year, the Xihongqiao area where the CIIE is located has now further achieved an ultra-high power supply ...[Details]

    Abstract: This article introduces the implementation ideas, methods, communication protocols and C51 program platform of batch processing commands for communication between PC and MCS-51 microco...[Details]