The brightness of LED lights can be adjusted by using timers and corresponding output functions. Taking channel 1 of timer 1 as an example (PA8), it can achieve PWM control by controlling the duty cyc...
Because the SD/MMC board on some development boards does not support 4-bit bus mode, a new macro MICROPY_HW_SDMMC_BUS_WIDTH is added to allow the width of the SD/MMC bus interface to be defined, the d...
iCircuit is a fun and educational application for designing and experimenting with circuits. Its advanced simulation engine can handle both analog and digital circuits and provides real-time, uninterr...
The PC communicates with the microcontroller through the serial port. The PC sends data with an address code to the microcontroller. The microcontroller determines whether the data is sent to it. If s...
I received the board from the forum last week. Thanks to EEWorld Forum and GigaDevice for providing the board. This article will first conduct an unboxing and evaluation.
1 UnboxingForget about unpack...
The circuit shown in Figure 1 uses
the AD5292 digital potentiometer
from the digiPOT+ series
, the ADA4091-2 dual op amp, and the ADR512 voltage reference to provide a low cost, high volt...[Details]
When creating a source program, first use the pseudo-instruction TITLE to provide the program title, then give a general description of the entire program, and use the list pseudo-instruction LIST to...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
There are many factors that affect the test results of laser particle size analysis instruments. This article discusses the following three key factors: optical path alignment, instrument calibration...[Details]
Circuit Function and Benefits
The circuit shown in Figure 1 provides a simple method to control the amplitude of the output waveform of the AD9834, a 75 MHz, low power (20 mW) waveform generato...[Details]
With the continuous development of science and technology, robot technology has been widely used and developed in aerospace, ocean, military, construction, transportation, industry and service indu...[Details]
On August 31, NavInfo released its 2021 semi-annual report. The semi-annual report shows that in the first half of the year, NavInfo achieved revenue of 1.198 billion yuan, an increase of 24.55% over...[Details]
Note: I originally planned to use the second notebook to build a development environment, but the entire development environment is quite complicated to build, so I will come back to systematically e...[Details]
The Beijing Municipal Urban Management Committee has announced the review and acceptance results of the second batch of 2020 unit internal public charging facility construction subsidy projects. A ...[Details]
The following introduces the method and steps of making this download line using Protel99se circuit drawing software and thermal transfer technology. 1. Design ISP download line The PCB file is dra...[Details]
Intel is about to launch the 13th generation of Raptor Lake processors, and now the high-end Core i9-13900HK and Core i7-13700H processors have appeared in the GeekBench benchmark database. Intel's 1...[Details]
Shanghai Younian Semiconductor Co., Ltd. (Japanese-owned) is the general agent and technical service center of Hitachi Industrial Ultrasonic Testing Equipment in China, and the import and export agent...[Details]
Compared with HE-NE lasers, COZ lasers have higher trigger voltages and operating voltages, and larger operating currents. Therefore, the voltage resistance and power capacity requirements for each c...[Details]
Zoss Automotive Research Institute released the "2021 New Energy Vehicle Vehicle Controller (VCU) Industry Research Report". Competition landscape of VCU for new energy passenger vehicles: OEMs g...[Details]
When designing electronic equipment products, the quality of the power supply product will directly affect its technical performance, work safety and reliability. When there is a problem with the pow...[Details]