After successfully driving SSD1306, I made a key input interrupt program using the two keys on the board. Press the right KEY3 and the screen will display RIGHT, and press the left KEY1 and it will di...
[i=s]This post was last edited by dql2016 on 2021-11-20 16:03[/i]0. Introduction to mjpg-streamer
mjpg-streamer is a free IP-based video streaming server. Its input plug-in reads video data from the c...
Time flies. It has been two months since I received the board. A few days ago, the administrator said that the progress will be finished on June 30. I was surprised that it was so fast. It felt like t...
[Competition Details] 2020-2021 ON Semiconductor and Avnet IoT Creative Design CompetitionThank you very much for your support of this competition!The finalists were selected by ON Semiconductor, Avne...
EEWORLD社区onsemi and Avnet IoT Innovation Design Competition
Frequency Converter Principle and Application Harbin Institute of Technology : https://training.eeworld.com.cn/course/5997?This course is a teaching video of the high-quality course "Inverter Principl...
Nearly two years have passed since the launch of the Wi-Fi 6 standard (also known as 802.11.ax), and Wi-Fi 6 routers covering different price ranges have already appeared on the market. In fact, be...[Details]
For my graduation project, I want to make a PLC based on STM32 that can run statement tables directly. It seems that there is nothing innovative now, but the implementation method is definitely...[Details]
AMD reported third-quarter profit and revenue that exceeded analysts' expectations after the market closed on Tuesday, and also provided strong guidance for the fourth quarter. The stock rose 1% i...[Details]
The instruction system of AVR microcontroller is a streamlined instruction set of RISC structure. The CISC structure has defects such as unequal instruction system length, large number of instruction...[Details]
TL499A boost regulated power supply and battery backup power supply circuit
TL499A is an adjustable switching regulator, whose output voltage is adjustable between 2.9 and 30V. TL499A can be ...[Details]
LM2930 Series Appearance
The LM2930 series is a PNP transistor output dropout regulator with fixed output voltage and adjustable voltage. The appearance is shown in the figure. The LM2930 ...[Details]
Currently, the world's largest source of technology for new energy vehicles is China, with China's new energy vehicle patent applications accounting for 41.20% of the world's total new energy vehicle...[Details]
From the official document TN238, we know that the HC9S12X microcontroller has the concept of direct addressing area, and from its examples we know that accessing variables in the direct addressing a...[Details]
Recently, in the article "Performance growth is weak, distributor Yachuang Electronics is overly dependent on Japanese and Korean suppliers", Jiwei.com reported that Yachuang Electronics has weak per...[Details]
The NEON multimedia processor of Cortex-A9 is based on the SIMD (Single Instruction Multiple Data) and vector floating-point VFPv3 (Vector Floating-Point) instruction sets of ARMv7. In the specific ch...[Details]
On January 24, the fourth session of the 13th Guangdong Provincial People's Congress opened. Guangdong Governor Ma Xingrui delivered a government work report to the congress. The report states that G...[Details]
IIC Brief Introduction The editor’s ability is limited, so I hope you guys can point out any mistakes I made! IIC communication usually refers to the IIC simulated by two I/O ports of the m...[Details]
Today, Nokia officially released the classic Nokia 105 4G. This product is equipped with the Unisoc T107 platform, bringing an easy, convenient and safe user experience to more consumers. Spreadtrum ...[Details]
When the motor is large, starting is an issue that must be paid attention to. The simplest and most commonly used is the star-delta starting method. The core part of the star-delta starting method is...[Details]
On October 14, Yancheng City held the seventh press conference of the series of themed press conferences of "Carbon Road Pioneer" to further deepen reform and bravely develop new quality productivity....[Details]
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