-
The file system program source code is as follows:
. Common subroutines:
RD24C: Read the contents of the AT24C512 cell pointed to by DPTR and put it into the RAM cell pointed to by (R1, R0). R6 is ...[Details]
-
Preface Embedded system refers to a special computer system that is application-centric, based on computer technology, with tailorable software and hardware to meet the strict requirements of app...[Details]
-
Until recently, the term “smart home” meant a variety of standalone connected gadgets, from smart LED lights to HVAC controls to security cameras, that users could control from their smartphones. Now...[Details]
-
Kernel version: 2.6.14
CPU platform: arm
When exchanging data between kernel space and user space, get_user and put_user are two dual-purpose functions. Compared with copy_to_user and copy_from...[Details]
-
Driven by the energy-saving trend, digital power supplies have entered mainstream markets such as PC and communications, and are gradually penetrating into other electronic fields. Since digital po...[Details]
-
This afternoon, Canalys released a report stating that India's smartphone shipments in the third quarter of 2021 were 47.5 million units, a year-on-year decrease of 5%, as a number of manufactu...[Details]
-
Mendix raises the bar for app development again • Mendix 9 extends the benefits of low-code to areas such as data integration, intelligent workflows, mobile development and artificial intelligence...[Details]
-
The smart TV industry was extremely lively and crowded in the second half of 2019. Whether you are an industry insider or a spectator, you should be able to reach this consensus easily. The price w...[Details]
-
It is reported that when working, 30-35%
of the electrical energy
of LED chips
is converted into light energy, and the other 65-70% is converted into heat energy. LEDs are very sensitive to ...[Details]
-
0 Introduction
With the advancement of modern automotive electronic technology, traditional parts and assemblies in automobiles are also developing towards mechatronics. The large number of...[Details]
-
Although the test data and the listening effect are not completely consistent, it cannot be denied that the test data is the basis of the listening effect. Amplifiers with excellent test data have dif...[Details]
-
Object resizing and movement Shift-click to select multiple objects, add objects based on the existing selection
(arrow keys) Move the selected object by one pixel
Shift- Mov...[Details]
-
NIPPON ZETTOC CO., LTD.'s main business is toothpaste processing. The company introduced the Universal Robots to solve the labor shortage problem in its packaging and boxing production lines while en...[Details]
-
Write a subroutine Div_16 to implement double-byte unsigned number division. Define variables by yourself, where: ACCALO; store the lower 8 bits of the dividend ACCAHI; store the high 8 bits of the...[Details]
-
The mechanism for masking interrupts in the 210 is the same as that in the 6410. Moreover, both are vectored interrupts, and many interrupts are implemented in hardware, unlike the 2440.
But t...[Details]