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The stack of the 1.51 MCU is of the upward growth type. The stack is opened in the internal RAM. The stack pointer is eight bits. When the system starts, the initialization value is 07 2. Stack ent...[Details]
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S3C2410 provides 5 16-bit Timers (Timer0~Timer4), of which Timer0~Timer3 support Pulse Width Modulation - PWM (Pulse Width Modulation). Timer4 is an internal timer (internal timer), PCLK is the signa...[Details]
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On August 2, Cerence Inc., AI for a world in motion, announced that it has partnered with the new luxury smart electric car brand smart to provide AI-driven solutions for the next generation of sma...[Details]
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Many friends have encountered the situation where the parallel port is damaged. At this time, the parallel port download cable is useless. In fact, for desktop computers, most of the time it is caused...[Details]
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1. Before measuring, tighten the test rod wires into the two terminals respectively and adjust the meter pointer to the zero scale line.
2. Place the test rod connected to the terminal at two poi...[Details]
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From May 11th to 13th, the 17th Shenzhen International Charging Facilities Industry Exhibition was grandly held at the Shenzhen Convention and Exhibition Center. Zhuhai Yunchong Technology Co., Ltd. ...[Details]
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The circuit schematic is as follows: The actual picture produced is as follows: The microcontroller source program is as follows: #include REGX51.H #include intrins.h #include math.h ...[Details]
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In the multimedia voice teaching system, bidirectional instruction transmission is required between the host computer and each student computer. Since serial communication has the advantages of hig...[Details]
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With the development of computer bus technology, computers play an increasingly important role in the field of measurement and control. The computer bus has evolved from the initial low-speed ISA b...[Details]
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At present, most of the sphygmomanometers on the market are still mercury sphygmomanometers. Electronic sphygmomanometers have been widely used abroad, but they have just begun to be used in my cou...[Details]
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The latest analysis from market research firm Counterpoint points out that the Huawei incident will affect the foldable smartphone market, and market research firm Counterpoint has therefore lowered ...[Details]
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Intel's new Xeon W-3300 processor is released, bringing a winning experience to advanced workstation users! Latest news: August 3, 2021, Beijing - Recently, Intel launched the new generation of In...[Details]
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In the LED driver power supply market, non-isolated solutions have become a hot application due to their smaller magnetic components, higher energy efficiency, fewer components, lower total bill of ...[Details]
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On July 5, Polystone Chemical issued an announcement stating that its controlling subsidiary Changzhou Aozhi Polymer New Materials Co., Ltd. ("Changzhou Aozhi") signed the "Entry Agreement" with the ...[Details]
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A simple example of using DMA
Example: The following is a simple driver that uses DMA for transmission. It is a hypothetical device and only lists the DMA-related parts to illustrate how to us...[Details]
Microcontroller MCU
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