I recently encountered a problem. The input of a microphone is active, but I can't find such an alternative input signal.I simply want to use an amplifier to output a standard signal to the microphone...
The project requires recording the power-on time and power-off time of the equipment. Because it needs to run for more than 20 years, it is not recommended to use the RTC+backup battery solution. If t...
Universal Asynchronous Receiver/Transmitter (UART), commonly known as UART, is a serial, asynchronous, full-duplex communication protocol that is widely used in the embedded field.
As an asynchrono...
This example demonstrates the recording and playback of RVB2601. Because audio data requires a lot of memory space to store, this example does not use AOS and directly uses the bare metal. This exampl...
China Energy Storage Network News:
Recently, Chen Yunpeng, member of the Party Leadership Group and deputy general manager of China Southern Power Grid, presided over a video conference on th...[Details]
General Motors announced that it would close the Holden brand in Australia, and a few days ago, GM announced that it would sell its automobile factory and engine manufacturing plant in Thailand to Ch...[Details]
my country is a major country in the world in terms of facility agriculture. By the beginning of the 21st century, the production area of facility agriculture in my country had reached 2.1 million h...[Details]
As a widely used chemical "power source" in the world, batteries have the advantages of stable voltage, safety and reliability, low price, wide application range, abundant raw materials and high re...[Details]
Addressing mode Data is stored in memory. Addressing is simply to find the address of the stored data or instructions. The memory has many storage units for storing data. In other words, addressing...[Details]
On May 10, BOE stated in the latest investor activity relationship record that in 2019, the semiconductor display industry was in the longest and deepest trough in the history of industrial developme...[Details]
1: STC15W204S series has 8-pin and 16-pin. For specific applications, please refer to the STC15 series microcontroller manual. 2: STC15W401AS series includes SOP16, SOP20 and SOP28. For specific ...[Details]
ARM has many CPU instruction sets, CPU architectures, and CPU series. This article aims to introduce ARM's CPU product line. The following figure shows the ARM CPU product line: First of all, it ...[Details]
Recently, the National Science and Technology Awards Conference was held in Beijing. A total of 6 projects of State Grid Corporation of China won the National Science and Technology Awards in 2020....[Details]
This morning, China Unicom’s official Weibo account announced that the first batch of 5G mobile phones have all arrived, including 15 5G mobile phones and 5G CPEs from 12 brands, including well-known...[Details]
When using electronic components, you first need to understand their parameters, which requires the ability to accurately measure the parameters of the components. When using traditional instruments ...[Details]
Sitting on pins and needles, like a thorn in the back, and like a fishbone stuck in the throat, these three words should be able to well describe Apple's recent situation. The 'dispute' wit...[Details]
Since I started working in electronic technology, I have used three oscilloscopes. Fortunately, these three oscilloscopes belong to the third generation of oscilloscopes. Compared with the older gener...[Details]
1. MSYS domain: ARMCLK: The clock that provides power to the CPU core, also known as the main frequency. HCLK_MSYS: High frequency clock of MSYS domain. Used by (DMC0 and DMC1). PCLK_MSYS: Low-freque...[Details]
Xiaomi previously announced that it will push the first major version update of the MIX FOLD foldable screen mobile phone at the end of October to solve the large-screen adaptation problem of p...[Details]
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