EEH2H205HWN313

1 Introduction Among the mainstream fieldbus industrial communication technologies such as FF, LonWorks, Profibus, CAN, and HART, the CAN (Controller Area Network) bus not only has the characte...[Details]

//The driver code is as follows. The main device number is set to 232, which is suitable for GEC2410 sixteen-key matrix keyboard #include linux/config.h #include linux/module.h #include linux/kernel....[Details]

The FDA requires periodic calibration of sensitive medical device test instruments such as temperature sensors, pressure sensors, and weighing instruments. Given the increased risk of noncompliance f...[Details]

On October 29, OPPO suddenly announced that the new OPPO K7x 5G will be released on November 4! The ultra-long battery life is the highlight of this phone. Unfortunately, except for the official post...[Details]

After Apple equipped the iPhone 5s with a 64-bit processor for the first time, it seems to have triggered a wave of other manufacturers developing 64-bit processors. In addition to Samsung, Broadcom,...[Details]

Too many people are talking about the V model, but the more common the concept is, the harder it seems to be to reach a consensus. This article gives my point of view. There are actually many ...[Details]

At present, there are three main processor architectures on the market, namely the x86 architecture led by Intel and AMD, the widely used Arm architecture, and the RISC-V architecture that has been g...[Details]

1. Another external interrupt The previous two lectures were about external interrupt 0 (the function of P3.2). Here we also have an external interrupt 1 (the function of P3.3). To achieve the funct...[Details]

A charge pump is a DC-DC converter that uses so-called "fast" or "pumping" capacitors (rather than inductors or transformers) to store energy. They can increase or decrease the input voltage and ca...[Details]

1. Experimental task  　　As shown in Figure 4.14.2, use the parallel port P1 of AT89S51 to connect to a 4×4 matrix keyboard, with P1.0-P1.3 as input lines and P1.4-P1.7 as output lines; display the "0...[Details]

According to news from Zhejiang Financial Holding in early March, Jinhua Jintou completed the capital increase of Zhejiang Bolant Semiconductor Technology Co., Ltd. (hereinafter referred to as "Bolan...[Details]

When learning about MCU, we usually need to choose a suitable finished MCU development board. After all, it is not easy to build all the circuits by ourselves. This article briefly introduces the know...[Details]

It is reported that in recent years, photovoltaic inverter manufacturers have adopted SiC MOSFET at an increasing speed. Recently, two more manufacturers have adopted SiC MOSFET in inverters. On Ja...[Details]

Detailed analysis of arm startup code   The so-called startup code is a section of code executed when the processor starts. Its main tasks are to initialize the processor mode, set the stack, init...[Details]

Linear regulator integrated circuits (ICs) step down voltage from a higher voltage to a lower voltage without the need for an inductor. A low dropout (LDO) linear regulator is a special type of l...[Details]