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As the most widely used electronic test instrument, oscilloscopes occupy almost every electronic engineer's workbench, which means that oscilloscopes have the largest market space for electronic test...[Details]
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The future interactive experience area of Yunqi Conference: brain-computer dream painting, recognizing people by smelling scents, and programming for the blind At the Open Day of the Computing C...[Details]
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On November 9, the launching ceremony of the Dalian Zero Carbon Logistics City Plan, an "innovation-driven, zero-carbon city", was successfully held in Dalian, and the first comprehensive energy de...[Details]
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SANTA CLARA, Calif., Nov. 8, 2019 – Applied Materials, Inc. has unveiled the Materials Engineering Technology Accelerator ( META Center), a first-of-its-kind facility designed to help customers accel...[Details]
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Recently, four ministries and commissions including the Ministry of Industry and Information Technology jointly issued the "Notice on Carrying out Pilot Work on the Access and Road Access of Intellig...[Details]
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News on January 6, today, the 2022 WeChat Open Class PRO officially started. According to WeChat Open Class instructor Zeng Ming, the current number of daily active users (DAU) of mini programs...[Details]
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In the first half of 2019, semiconductor manufacturers faced tremendous pressure due to the escalating trade friction between China and the United States and the slowdown in the semiconductor industr...[Details]
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1. GPIO mode configuration 1. Input/output mode (refer to stm32 manual) 2. The difference between several speeds in GPIO output mode: (1). GPIO pin speed: GPIO_Speed_2MHz (10MHz, 50MHz); ...[Details]
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Introduction Mexico is an ideal location for solar technology due to its location in the Sun Belt. The region has an average annual insolation of more than 5.5 kWh/m2. The high quality of solar...[Details]
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Since its launch as Android Market in 2008, the Google Play Store has had an extensive system of reviewing and rating apps. These ratings are currently treated equally, no matter how old or new they ...[Details]
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1. Introduction With the development of power electronics technology, power electronic devices are being used more and more widely, resulting in a large number of nonlinear loads pouring into the...[Details]
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With the development of power electronics technology, the harmonic problems caused by power electronic devices have a great impact on the safety, stability and economic operation of the power grid....[Details]
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Metal-oxide-semiconductor field-effect transistor
Although the input resistance of the junction field effect transistor can reach 106~109W, it still cannot meet the requirements in situations where...[Details]
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/*34864 Chinese character library*/ // Connection of MCU //******************************************************** //p3= data port //p4--control port// p4.0 = rs //p4.1= r/w //p4.2= e //...[Details]
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First, in the previous example, add the dma.c file to the dev folder, and then add it to the Makefile in that directory:
This is the framework. Next, open dma.c to implement it:
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Making friends through disassembly
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