Today's wireless communications rely on a large number of independent devices, each with its own protocol and operating on a fixed frequency band. Because these devices cannot communicate with each ot...
[color=#333333][font=微软雅黑]I want to design an amplifier with a bandwidth of 15MHz~25MHz, and a gain of 40dB at 20MHz. The input signal is about 1mv. I used the OPA847 common-phase amplifier circuit to...
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Is it that every manufacturer has not followed up, or is it th...
[table=98%] [tr][td]The power consumption of FR6972 LCD display is nearly 20UA, while that of FR4133 LCD display is only 6UA; the circuits are similar, the only difference is that R23/LCDCAP is connec...
An investor asked on the investor interaction platform: The gross profit margin of Tongxingda's products is about 10%. Can it be improved? In addition, can the display modules produced by Tongxingda ...[Details]
ThinkRF R55x0/R57x0 real-time data collection can be completed in three ways: a) Block capture requires the user to issue a request and can only capture one data block at a time. SPP and PPB need t...[Details]
Industry 4.0 has become the main direction of manufacturing transformation. In the future, manufacturing will integrate multiple technologies, including robots, the Internet of Things, cloud computin...[Details]
OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robot p...[Details]
Chengdu Bogao Information Technology Co., Ltd. uses Semtech’s LoRa® devices and LoRaWAN® protocol to create the “Bogao Electric Butler” smart charging solution, which can remotely monitor and inte...[Details]
introduction If you want to quickly complete the network protocol stack and USB OTG functions, it is best to use ST's own tool STM32CubMx. If you don't know how to use it yet, don't worry. I will tel...[Details]
On January 16, the overseas version of Redmi Note 11S has been officially announced and will be released soon. This phone has passed FCC certification and will be pre-installed with MIUI 13 sy...[Details]
Introduction to I2C The I2C bus only needs two lines, an SDA data line and an SCL clock line; the communication between the host and the I2C device can be realized based on the high and low levels, r...[Details]
1.
LED
used in backlight
modules
has the advantage of saving power
LED is used as a light source in the backlight module, replacing the traditional cold cathode fluorescent lam...[Details]
In 2010, the development of energy-saving and environmentally friendly technologies for traditional internal combustion engines and automotive electronic technologies has achieved fruitful results wor...[Details]
■ Overview
As the power consumption of portable devices increases, it is often necessary to switch the voltage applied to the CPU chip between standby mode and working mode, or to convert the ...[Details]
The general digital acquisition system converts the captured field signal into an electrical signal through a sensor, and after sampling, quantization and encoding by the analog/digital converter ADC,...[Details]
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Program function: Receive characters from PC and then resend them to PC
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Communi...[Details]
When porting the FreeRTOS operating system of Zhengdian Atom to our own project, we found a note: Look at the following code, with FreeRTOS's external interrupt service function, to achieve key de...[Details]
The 2024 All Energy Australia Australian International Energy Exhibition opened grandly today at the Melbourne Convention and Exhibition Center.
Sofar New Energy made a shining appearance at bo...[Details]
RF/Wirelessly
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