ERJ-2RKD5112X

      Google released the official version of Android 11 this month. At the same time, ColorOS launched the ColorOS 11 update based on Android 11 for the OPPO Find X2 series and OPPO Ace2 series, bec...[Details]

Count how many mobile devices you have around you now? Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation systems, etc. These devices are all powered b...[Details]

Artificial neural network, or neural network for short, is a mathematical model or computational model that imitates the structure and function of biological neural networks. In fact, it is a...[Details]

As frequencies continue to climb to new heights, the complexity and cost of wireless and RF testing continue to increase. In fact, gigahertz frequencies are now quite commonplace. Simple AM ​​and F...[Details]

In order to further tap the huge potential of 5G, 5G has begun to evolve to R16 or higher versions. A new generation of cellular technology usually appears every 10 years. Therefore, many com...[Details]

In Keil C51, numbers cannot be assigned directly in binary form, although it is possible in 8051 assembly. Although binary numbers are long to write and prone to errors, because they are writ...[Details]

1 Introduction  The interrupt vector address of the ARM7TDMI system is dynamically allocated in the register of the interrupt vector controller. For example, the EIC_IVR register (interrupt vector ...[Details]

　　Due to the limitation of the number of pins, the PO port of the AT89S51 microcontroller is used as both the data line and the lower 8-bit address line. In order to separate them, an address latch n...[Details]

The problems encountered are as follows: the second digital tube does not light up, and the level jumps are correct. If you add an infinite loop to the interrupted P1 and P2 assignments, both digital...[Details]

On April 15, Haichen Energy Storage released a new generation of 320Ah power storage batteries at the "New Manufacturing" release and strategic cooperation signing ceremony and online live broadcas...[Details]

As a professional power supply design and testing engineer, we use various digital oscilloscopes to measure related electrical signal quantities every day. There are also many types of probes that ma...[Details]

The device uses Silicon Labs IC with PLL for high-performance micro audio equipment at home. Due to the use of high-density packaging technology, its area is reduced by 40% compared to traditional MIT...[Details]

With the rapid development of business, data centers such as IDC have gradually increased the importance of business and the availability requirements. In the past, the availability requirements fo...[Details]

ADC0809 is used to collect the voltage of the thermistor on the bridge, and the LED is driven according to the voltage change. #include reg52.h #define uint unsigned int sbit a=P1^0; sbit st=P1^1...[Details]

Soft start and star-delta start are two common motor starting methods. They have certain differences in starting current, starting torque, starting time, etc. Soft Start Soft st...[Details]