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We use PWM to control the buzzer, which mainly has two functions: one is to enable the buzzer and set its frequency; the other is to disable the buzzer. These operations can be completed through io...[Details]
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China's electronic information industry is booming, and Sichuan is entering the "fast lane" In recent years, with the strong support of national policies, China's electronic information industry h...[Details]
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Recently, the 3MW distributed photovoltaic power generation project in Zhucheng Heping Industrial Park, Weifang City, assisted by Chuangdong Technology's dedicated inverter for industrial and commerci...[Details]
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#include LPC213X.H void delay(int x) { while(--x); } void DsipInit() { PINSEL0= 0; PINSEL1|= 0x0 6; IO0DIR |= 0xffff 7; IO0CLR = 0xffff 7; } void Display(unsigned int val) { i...[Details]
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1 Introduction Since the invention of blue LED, people have begun to develop various high-power white LED packaging technologies, hoping that white LED can replace traditional lighting sources. At p...[Details]
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On August 16, Pudong Times published a notice soliciting public opinions on the environmental impact report of the Xinqian integrated circuit and large silicon wafer polishing pad industrialization p...[Details]
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The electric motor can convert electrical energy into mechanical energy and transmit the mechanical energy to the wheels through the transmission system to drive the car. It is one of the core driv...[Details]
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Today, the editor has collected some ideas and methods on how to learn PLC programming well. I hope that after accepting this wave of recommendations, you can have a general learning idea of PLC ...[Details]
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DisplayPort is becoming increasingly popular in the computer industry. It is a royalty-free digital display interface standard that is a potential replacement for analog VGA. As more and more compu...[Details]
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On November 26, NavInfo released an announcement stating that recently, the tire pressure monitoring sensor chip independently designed by Hefei JieFa Technology Co., Ltd. (hereinafter referred to as...[Details]
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The power ripple index of the DC-DC module is a very important parameter. Clean power supply is the prerequisite for the stable operation of digital circuits and an important guarantee for the parame...[Details]
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When I first started learning about microcontrollers, I was confused and read some literacy texts on the Internet. Analog circuits, digital circuits, microcomputer principles, C language, registers, ...[Details]
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In recent years, new energy vehicles have developed rapidly and have gradually been recognized by the world. Electric vehicles are one of the representatives of new energy vehicles. Many electric v...[Details]
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If you like the BMW brand very much and want to fulfill your dream of buying a car of this brand, then here is your chance. Now, BMW has launched an electric car, not an electric car, but an electr...[Details]
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pc：Centos5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
LCD Driver
How to write LCD driver?
1. Allocate an fb_info structure: fr...[Details]
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