I use CH1, CH2 and CH3 of TIM2 as input pins respectively. The trigger source selections for CH1 and CH2 are TIM_TS_TI1FP1 and TIM_TS_TI2FP2 respectively. But when using CH3, why is there no TIM_TS_TI...
BOOT programming and application design [size=4] Application design: (host computer software->RF upgrade file transfer->device reception) The device receives and stores it into the external EEPROM, [/...
November 24, 2020 - Qorvo, Inc. (Nasdaq: QRVO), a leading provider of innovative RF solutions for mobile, infrastructure and aerospace and defense applications, today announced that the Semiconductor ...
Radio frequency (RF) PCB design has many uncertainties in the currently published theories and is often described as a "black art". Generally speaking, for circuits below the microwave frequency band ...
The precision voltage reference IC T1431 is a TO-92 package as shown in Figure 1. Its performance is that the output voltage can be continuously adjusted up to 36V, the operating current range is a...[Details]
As liquid crystal displays are increasingly used in daily life, the variety and demand for its core component, the LCD control drive circuit, are also increasing. Usually, the test of the LCD control...[Details]
introduction
Programmable logic controller (PLC) has been widely used in modern industrial control due to its high reliability and easy-to-use characteristics. With the progress of factory automa...[Details]
Recently, at the 2019 London Edge Computing Global Summit, Huawei's 5G MEC solution won the "Best Edge Computing Technology" award. It is reported that Huawei has won this honor for three consecutive...[Details]
Film capacitor quality detection method one 1. Connect the capacitor to the power supply. If the multimeter pointer does not swing at the moment of connection, it means that the capacitor is faulty o...[Details]
Current ARM processors all support multiple boot modes. S3C6410, like previous Samsung ARM processors, determines which storage device to boot from by pulling up or down the external pin OM . I think ...[Details]
Mouser now stocks TE Connectivity's EP-SMA 27 GHz connector and cable assembly portfolio November 1, 2021 – Mouser Electronics, the leading New Product Introduction (NPI) distributor with the wides...[Details]
The high power consumption caused by the increase in clock frequency, the high power consumption caused by the leakage current of deep submicron semiconductor manufacturing process, and more design...[Details]
O Introduction
This system is a new type of home smart phone controlled electrical appliances and automatic alarm system with AT89C52 microcontroller as the control core. This system consis...[Details]
How can you use a material as soft as jelly to build complex structures to house cells? Researchers at Rice University in the United States have found the answer. They used self-assembling peptide ...[Details]
1. Current status of DVR development and advantages of MPEG-4 in embedded DVR
1.1 Development of DVR
The development of DVR has generally gone through two stages: PC-based DVR and embedded...[Details]
Intel co-founder Gordon Moore died on March 24, local time, at the age of 94. He was a pioneer in the semiconductor industry and his "Moore's Law" predicted a steady rise in computing power for decad...[Details]
From the clock tree we can know (1) The clock source of advanced timer timer1, timer8 and general timer timer9, timer10, timer11 is APB2 bus. (2) The clock source of general timer timer2~timer5, ge...[Details]
1 Introduction
The ultra-low frequency virtual digital storage oscilloscope is essentially based on PC586 as the working platform, equipped with an expansion interface card MS with specific functi...[Details]
DIY/Open Source Hardware
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