SMAJ130CA/13

Some points in program optimization Assignment statements take up a lot of space. A common assignment statement to an external variable may require 20 to 40 bytes of code space. If there are a large ...[Details]

　　In household appliances such as soybean milk machines, blenders, and egg beaters, in order to avoid the motor stalling and burning due to the "tough" big guys, design engineers usually design tempe...[Details]

The advent of a new generation of transformerless uninterruptible power supplies (UPS) has raised a question in people's minds, which is what are the advantages and disadvantages of the two types o...[Details]

　　 Working principle of the circuit: The light-controlled street lamp circuit consists of a power supply circuit and a light-controlled circuit, as shown in the figure. The power supply circuit consi...[Details]

Xerox announced on Monday that it has raised its offer for HP to $24 per share, for a total value of about $34 billion.   According to the new offer, Xerox will acquire HP for $18.4 per share in cash...[Details]

In today's era of rapid development of electronic technology, the control system of automobiles is gradually tending towards electronic control systems, and the most important type of electronic cont...[Details]

Shanghai Huahong Grace Semiconductor Manufacturing Co., Ltd. ("Huahong Grace" or the "Company"), a wholly-owned subsidiary of Hua Hong Semiconductor Co., Ltd. (stock code: 1347.HK), was recently awar...[Details]

       On the morning of March 29, the iPhone 13 was just released for 6 months, and the iPhone 14 has not yet been released. There have been some rumors about the iPhone 15 (that is, the phone in 20...[Details]

1. Overview 　　When burning lime in a lime furnace, the temperature may be different everywhere in the furnace. The production process requires obtaining the average temperature of four points in the ...[Details]

X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to track. The calendar ca...[Details]

       Following the previous beta version, Apple has now officially launched the public beta version of iOS 13.3.1. 　　In addition to fixing system bugs, the iOS 13.3.1 public beta also improves syst...[Details]

       When studying the 2440 development board, I gained some insights through my understanding of the 2440 chip and various memory chips. This post is mainly about the design of the s3c2440 hardwar...[Details]

The CPU receives an interrupt request, stops processing task A, processes event B, and then returns to the place where it was interrupted to continue executing event A. This process is called an inter...[Details]

introduction Jacquard is to control the rise and fall of the warp in the weaving process of the fabric to give it an uneven three-dimensional effect. With the development of electronic tec...[Details]

When it comes to the hottest tracks at the moment, BMS must have a place. New energy vehicles, energy storage, and automotive electronics are in a period of rapid growth. Accordingly, ...[Details]