I received a starry sky perpetual calendar after get off work yesterday. It's very beautiful. Wangfuchong has already uploaded the photo, so I won't upload it. The courier delivered it at the end of t...
1. Introduction to stepper motorsThe stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non-overload,...
The voltage stabilized power supply generally consists of three parts: transformer, rectifier and voltage stabilizer, as shown in the figure. The transformer converts the AC voltage of the mains into ...
[size=4] Clock cycle: The clock cycle is also called the oscillation cycle, which is defined as the reciprocal of the clock pulse frequency (the clock cycle is the reciprocal of the crystal oscillator...
Entering the information age after the millennium, the huge demand for semiconductor chips has made China the world's largest semiconductor market. According to relevant data, the scale of my count...[Details]
Dong Yang, executive vice president of the China Association of Automobile Manufacturers, said on the 26th that according to the authorization of the Ministry of Industry and Information Technology...[Details]
International Solar Photovoltaic Network News: Chinese inverter company Sungrow announced that it will build a 3GW photovoltaic inverter manufacturing plant in Bangalore, the capital of Karnataka, ...[Details]
On April 20, Alibaba Group announced that it would acquire
the
chip
company Zhongtian Microelectronics and invest in six
chip
companies. Yesterday, JD.com CEO Liu Qiangdong said in a...[Details]
1. Problem When developing STM32 with IAR, I found that I could not print floating point numbers by redirecting printf to the serial port. The code is as follows: The output is as follows: It can...[Details]
1. Test conditions Hardware: STM32L432KC Main frequency: 80MHz Compiler: IAR 8.20.1 Compiler options: High Speed no size constraints CRC generator polynomial: 0x782f 2. Test Method The softwar...[Details]
After searching a lot of information, I finally understood the time base timer. I did not use any library functions but operated the registers directly. The following introduces the systick in STM32...[Details]
When the domestic discussion about "ZTE being banned" was hot, Alibaba officially announced the acquisition of chip supplier
Zhongtianwei
, but the investment amount was not disclosed. At t...[Details]
Development Background: 1. Main chip - STM32F207VCT6; 2. TCP/IP protocol stack - LWIP, transplanted based on ST routines; 3. Operating system - none (bare metal); Anomalies: 1. Power on the device wi...[Details]
A few days ago, Hanergy Chairman Li held a grand launch of Hanwa new products, which once again attracted the attention of the mass media to the development of photovoltaics. The unique Hanergy has gr...[Details]
With the implementation of the first version of the NR sub-6GHz draft of 3GPP in December 2017, and the subsequent Phase 2 drafts, semiconductor manufacturers and terminal manufacturers began to ...[Details]
The application of millimeter wave technology in mobile communications also involves a series of technical problems, including the large propagation loss of millimeter waves and the susceptibility ...[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]
What is SYSTICK: This is a 24-bit system tick timer, SysTick, with automatic reload and overflow interrupt functions. All microcontrollers based on the Cortex_M3 processor can obtain a certain time ...[Details]
Recently, Zhejiang Lipu Crushing Equipment Co., Ltd. invested 50 million yuan to build a new "annual production of 1,200 high-efficiency and energy-saving ultra-fine pulverizer construction project...[Details]
Making friends through disassembly
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