How can I double the frequency of a 1MHz signal? Is there a direct chip that can achieve this? I don't want to use a phase-locked loop + divider because the function is not complicated....
[i=s]This post was last edited by littleshrimp on 2019-1-4 17:59[/i] In the sprinkler example provided by the official Out of Box, the image update and the LED flashing of the development board will b...
The ch32v103c8t6 board was developed using the MounRiver Studio tool. The integration of this tool is good, but the project templates are a bit "simple". It seems that it is a bit confusing to study t...
[i=s]This post was last edited by Yishayishi on 2022-9-28 09:59[/i]In PROTEL99, you can use the FIND button in the figure below to find which library a component in the schematic diagram is in, but wh...
We are working on a field environmental monitoring project, where the communication terminal and data acquisition terminal communicate via 485. The power supply and 485 signal line share a cable.
I wo...
Recently, Aqiu Technology announced the completion of a $20 million Series B financing, led by Xianghe Capital, with participation from old shareholders DCM and Legend Capital. This round of financin...[Details]
The STM8 microcontroller ADC supports five conversion modes: single mode, continuous mode, continuous mode with buffer, single scan mode, and continuous scan mode. Single scan mode This mode is u...[Details]
Assuming you have been tasked with designing a monitor circuit for a new battery- based power system, what strategies would you adopt to optimize the cost and manufacturability of the design? The ini...[Details]
According to Jiwei.com, as August draws to a close, the disclosure of interim results of listed companies is also about to end. Although the overseas epidemic, Sino-US trade frictions, and parts shor...[Details]
Based on the Lambert-Beer absorption law of infrared light absorption by gas, the latest international NDIR technology is adopted, such as electrically modulated infrared light source, high-sensiti...[Details]
In a battery-powered system, sometimes in order to reduce battery power consumption, it is necessary to use low-power mode when the program is not running. There are two types of low-power modes: sta...[Details]
Although there has been news about solid-state batteries recently, there are still quite a few difficulties that need to be solved, and there is still a long way to go before they can be commercially...[Details]
PIC 8-bit microcontrollers have only one interrupt entry (16-bit and 32-bit microcontrollers have multiple interrupts), so there can only be one interrupt subroutine in the program. If two or more int...[Details]
Recently, BYD released "A Letter to BYD Partners" on its official account platform. The letter pointed out that in 2021, 28 suppliers were held liable for breach of contract by BYD for violating rele...[Details]
Just after the beginning of the new year, most parts of China have been hit by another wave of cold waves, with temperatures in many cities in North China and East China dropping by more than 10°C. T...[Details]
Although yellow light has no ultraviolet components and avoids affecting the product, the dim light has a negative effect on the production efficiency of employees. This article tests the impact of...[Details]
Today, my classmate accidentally erased my nor flash, and the menu for downloading programs disappeared. I looked for the overseas embedded video again to watch the section on supervivi burning. I wa...[Details]
1 Circuit category and main function description
The circuit shown in the figure below is a voltage feedback circuit. When the output voltage changes, it is fed back to the control chip through t...[Details]
Recently, the semiconductor stocks include only TSMC, SMIC and others. TSMC dominates with performance TSMC held a legal briefing today, with re...[Details]
On October 22, the Semiconductor Industry Association SEMI released a 2024 silicon shipment forecast report in California, USA. The report predicts that after a sharp decline of 14.3% in 2023, the ...[Details]
Analogue and Mixed Signal
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