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This program is used in the development board to generate sounds of different frequencies. The overall program is relatively simple, mainly using two timers. The code and my comments are as follows. ...[Details]
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The stepper motor is based on the interaction of magnetic fields and the change of rotor position. It consists of two parts: the stator and the rotor. There are several coils on the stator, each co...[Details]
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According to previous practices, Huawei should hold a representative P series flagship new product launch conference in April. However, this year, due to well-known reasons, the launch time of ...[Details]
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This 8½-digit Model 2002 high-performance digital multimeter not only provides performance specifications typically found only in instruments costing thousands of dollars, but it also has numerous fe...[Details]
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The main accessories in the fluorescent lamp circuit are the ballast and the starter. The position of the lamp, ballast and starter during wiring has a great influence on the starting of the fluoresc...[Details]
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1 Introduction When digital information is transmitted in a noisy channel, it will be affected by noise interference, and bit errors are always inevitable. In order to achieve a certain bit error...[Details]
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If we use one word to summarize the past year of 2023, it must be "volume". Taking the automotive industry as an example, the R&D level is "volume" in the implementation of new functions and the co...[Details]
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Due to the recent pollution incident at the Kioxia/Western Digital factory, NAND Flash has once again sounded the clarion call for price increases. 在最新通报中,西部数据将闪存可用性减少量的估量调高至约7 exabytes(艾字节),这一数值相较此前...[Details]
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Section 2 Tiny Series
1.1 Tiny Series
Renesas is expanding the range of flash memory products installed in each family and series of high-performance MCUs provided by Renesas, such as SuperH, M1...[Details]
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accomplish
The driver can only be operated by one application at a time.
Behind the scenes: m+1
① Load variable m into register
②Perform register operations and save t...[Details]
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I use JLink to debug the STM32F103 project online in Keil, but I cannot add the variables I want to observe to the wahch window. It is really frustrating.
Later, I found that when the sub-function wh...[Details]
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On February 23, the Ningxia Autonomous Region Development and Reform Commission issued a notice on the "Implementation Plan for the Development of New Energy Storage in Ningxia during the 14th Five...[Details]
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Using 51 MCU timer 0 mode 1 to realize LED running water light Code: #include reg52.h typedef unsigned int u16; void timer0init() { TMOD=0x01; ET0=1; EA=1; TR0=1; TH0=64736/256; TL...[Details]
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The use of vias in routing paths is a topic of great concern for any high-speed transmission technology because it will generate electromagnetic interference and crosstalk. In addition, there must ...[Details]
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New reports from multiple market analysts agree that only Apple's iPhone managed to increase sales in the first quarter of 2022 compared to the same period in 2021. Although Apple no longer re...[Details]