Abstract: A two-stage first-order adjustable phase shifter with a center frequency of 100 MHz is constructed using a PIN tube and a radio frequency operational amplifier. The phase adjustment range is...
I haven't been to the forum for several days. I came to Chongqing from Nanjing and bid farewell to my student days. I started to learn to live in society. Now I use my powerful Nokia 2610 mobile phone...
Dear experienced people, experts, and experts, please give me some advice! My current C++ foundation is acceptable, and I want to develop in the embedded direction in the future. How should I start?...
ARM has 7 basic working modes User: non-privileged mode, most tasks are executed in this mode FIQ: this mode is entered when a high priority (fast) interrupt occurs IRQ: this mode is entered when a...
I use stc11f40xe microcontroller, touch screen input, ADS7846 uses falling edge, and connects it to the INT0 port of the microcontroller. Enter INT0 interrupt to read the coordinate value. The problem...
【JDPCB】Qisda is introducing smart factories in phases. Chairman Chen Qihong said yesterday (25th) that through high automation, order delivery can be accelerated. The current benefits have reached a...[Details]
China Energy Storage Network News:
According to reports, in order to reduce carbon emissions, a group of Japanese technology and energy companies are launching a pilot project that aims to al...[Details]
1. Principle 1. Infrared emission protocol The infrared transmission protocol has been written in the previous article , so I will not repeat it here. 2. Timer counting and input capture A timer...[Details]
stm32cubeMX graphical configuration content STM32CubeMX is part of the original STMCube initiative from st microelectronics, and STM32Cube includes STM32CubeMX. STM32CubeMX is a graphical software co...[Details]
I have always wanted to write some posts and blogs, but I just couldn't bear to do it as I just graduated. After some preparation, I decided to write down some of the things I learned in the past few...[Details]
Time flies. Since the beginning of 2018, news related to home appliance companies have repeatedly made headlines, and competition in the home appliance market continues to intensify. In order to be...[Details]
At present, in the world,
the construction of
smart cities
is in the process of gradually landing from concept, and technology giants and investment giants are important participants in this...[Details]
The adoption rate of serverless
cloud
computing
is gradually increasing, but it has not yet reached people's expectations. Various surveys show that serverless
is
still
an eme...[Details]
Different from 51, AVR and other single-chip microcomputers, the clock signal sources of msp430 include LFXT1, XT2 and DCO. 1. LFXT1: It can connect high-speed and low-speed crystal oscillators. In l...[Details]
From small households to large enterprises, energy consumption has always been a concern for everyone. The energy consumption of Chinese enterprises has always been high, and the country has also wor...[Details]
The implementation of CAN driver under embedded operating system Android requires not only adding CAN driver device in Linux kernel, but also implementing the call of Android HAL layer. Taking S5...[Details]
As the brain of a mobile phone, the mobile phone processing chip is of great importance. Xiaomi, which started out as the MIUI company, has long been keenly aware of the gap between China and devel...[Details]
What are your expectations and ideas
for
the future of
Xiaomi Mi Band
?
Xiaomi Mi Band’s
official Weibo shared many netizens’ thoughts on
the future direction and functions
of Xiao...[Details]
According to TechRadar, given rumors that
Google
is developing a Pixel Watch
,
the
recently renamed Wear OS
smartwatch
operating system may soon be able to show its full cap...[Details]