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On August 18, Samsung Display officially announced that today, Samsung Display launched the UPC (Under Penel Camera) technology, which can embed the front camera of the smartphone into the disp...[Details]
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Recently,
Cleer officially launched the Cleer ARC II open-back headphones. This new Bluetooth true wireless headset is divided into three versions: music version, sports version, and gaming ver...[Details]
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Mobile phone text messages have become an important means of communication and exchange due to their advantages of being short, fast, simple and inexpensive, and are favored by many people. However...[Details]
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Chip model stm32f103 The host uses spi1, the slave uses spi2, and the interrupt reception test Host configuration function: #include "spi.h" void SPI1_Init(void) { NVIC_InitTypeDef NVIC...[Details]
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This article discusses the advantages of broadband time-domain measurement technology when applied to electromagnetic interference (EMI) measurement. When broadband time-domain measurement technolo...[Details]
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Do you remember the fun and creative toy "toio" launched by Sony in March this year? On June 13, Sony Interactive Entertainment announced that the latest "toio" toy, the fourth series, will be releas...[Details]
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Murata Manufacturing, the world's largest MLCC manufacturer, shut down its main MLCC manufacturing plant Takefu Office in Fukui Prefecture, Japan, in the last week of August due to the COVID-19 pande...[Details]
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The new 317 is a new clamp meter designed based on electrical maintenance engineers’ in-depth research on the use needs of clamp meters. Its small jaws and lightweight body make it easier for electri...[Details]
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Development board: jz2440 Host Linux: ubuntu 9.10 (the one on the data CD) Kernel: linux2.6.22.6 Cross-compiler: arm-linux-gcc 3.4.5 (you can also use the graduate class 4.3.2 compiler, but I didn’t ...[Details]
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Using megohmmeter and multimeter to judge the circuit diagram of axial pressure tube
Both semiconductor Zener diodes and ordinary diodes have the property of unidirectional c...[Details]
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MOSFET selection for DC/DC switching controllers is a complex process. Considering only the voltage and current ratings of the MOSFET is not enough to select the right MOSFET. To keep the MOSFET wi...[Details]
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The difference between digital power amplifier, class D power amplifier and analog power amplifier#e#
3. The difference between digital power amplifier, class D power amplifier and analog power ...[Details]
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On December 17, 2020, Qualcomm Technologies, Ericsson, Swisscom and OPPO announced today that the four parties have completed 5G New Radio carrier aggregation and 5G voice demonstration across FDD an...[Details]
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On December 11, 2021, the third day after the second Battery Day press conference, the signing ceremony of Honeycomb Energy's B+ round of equity financing was held in Changzhou, Jiangsu Provinc...[Details]
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1. Why do we need DMA?
First, let's look at the serial port to transmit information: sending strings.
Send function: Add the following send function in uart.c:
Next c...[Details]
GD32 MCU
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