I found that after setting the PENDSV suspend bit in INTCROL, I then enabled the interrupt, but it did not enter the PENDSV interrupt processing code! ? ! ? ! ? What is going on~~~~...
Seeing the forum activities, I was eager to learn MicroPython. I knew Python a long time ago, but I didn't learn it. Python is a scripting language that interprets and executes, and has great flexibil...
The sound card obtains the sound analog signal from the microphone, and converts the sound wave amplitude signal into a series of digital signals through the analog-to-digital converter (ADC), which i...
There seems to be a problem with the CRC16 built into the LM3S series. Can someone help? CRC_ITER(CRC,DATA); [p=23, null, left][color=#000][font=arial, verdana, sans-serif][font=Arial][size=1][color=n...
[size=4] To introduce the push-pull circuit, we first introduce some basic knowledge of the power amplifier. From the perspective of energy control, there is no essential difference between the power ...
I use ir2110 as a driver to make a single-phase full-bridge inverter circuit. Why do I have both high- and low-test outputs, and the waveform is stable, but I can't generate a sine wave when driving t...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[Details]
Designing for automotive LCD displays larger than 5" can be complex. The display source driver requires a supply rail called analog voltage device drain (AVDD) in the 10V to 15V range and two supply ...[Details]
In the past few days, the Chinese display panel giant
BOE
has been flooded with articles supported by Liu Shuwei. Let's follow the embedded editor to learn about the relevant content.
...[Details]
In order to strengthen the management of new energy vehicle charging facilities in our city, prevent and reduce accidents, protect the lives and property of the people, and improve the public safet...[Details]
In the actual project development process, it is common to encounter modifications to the hardware circuit, and then the modified part requires the modification of the driver. Thinking about the comi...[Details]
Unique device identifiers are suitable for: ● Used as a serial number (e.g. USB string serial number or other terminal applications) ● Use the unique ID as a security key when used in conjunction wit...[Details]
Recently, the " ZTE
incident"
caused by the Sino-US trade war
has caused heated discussions in the electronics industry. It not only reflects that Chinese companies are lagging behind in the...[Details]
In Windows environment, the source code is encoded in UTF-8. If the source file created by STM32CubeMX contains Chinese comments, then using STM32CubeMX to regenerate the source code will cause the C...[Details]
Chip: STM32F103C8T6 Application Pin: Output: PA0, PA1 TIM2 CH2 channel To achieve 50HZ (20ms) adjustable PWM output on the PA1 pin, set the system TIMx_CNT=8MHZ=8000 000HZ, set TIMx_PSC=800-1, then T...[Details]
1. About FPU transplantation As long as the chip has FPU function, the use of FPU is generally enabled by default. You can also select it in the Options tab; 2. About the transplantation of DSP li...[Details]
1. Basic Concepts of LCD/LCM The structure of Liquid Crystal Display (LCD) is to place liquid crystals between two parallel pieces of glass. There are many vertical and horizontal fine wires between...[Details]
1. Initial understanding of FSMC: FSMC consists of 4 modules: (1) AHB interface (including FSMC configuration register) (2) NOR flash memory and PSRAM controller (when driving LCD, LCD is like a PSRA...[Details]
Recently, the "Smart Photovoltaic Industry Development Action Plan (2018-2020)" jointly issued by six departments has put this concept on the forefront. Photovoltaic smart solutions will become the ne...[Details]
Our photovoltaic power station starts working at 5:30 in the morning. When you are still sleeping, the inverter starts working to make money!
Some people are skeptical. The sun hasn't even...[Details]
From concept proposal, prototype exploration, technology accumulation to product iteration and industrial development,
VR
has gradually expanded from the military market to the consumer market...[Details]
Microcontroller MCU
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