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On October 31, at the "Smart Geely 2025" conference, Geely Auto announced that the SE1000 smart cockpit chip, which was independently developed by Geely Core Technology and uses an automotive-grade 7...[Details]
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This paper takes the use of PIC16F628 single-chip microcomputer to form a PVS control system as an example, starting from the hardware system design and software system design, and gives the printe...[Details]
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All talk about high-resolution music transmission and lossless audio or spatial audio formats is premature. Few people can tell the difference—unless they're listening through high-resolution, solid-...[Details]
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The development of ACE for the data acquisition core of the main station has come to an end. Now I plan to get involved in the design of embedded Linux applications. As the saying goes, "If you want ...[Details]
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In August this year, Lenovo launched the highly anticipated Lenovo Legion Gaming Phone Pro in China. This phone is equipped with the Snapdragon 865 Plus mobile platform. Late last month, Lenovo con...[Details]
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Sony Chairman Kazuo Hirai announced that he will retire on June 18 this year, ending his 35-year career at Sony, and will continue to serve as a senior advisor to Sony. Hirai stepped down as S...[Details]
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NIWeek – NI (National Instruments), the provider of platform systems that help engineers and scientists tackle the world’s toughest engineering challenges, today announced an enhanced version of its ...[Details]
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According to Jiwei.com, on April 23, the open standards industry association Khronos Group and VeriSilicon jointly held a technical seminar in Shanghai. Wang Yang, senior vice president of VeriSilico...[Details]
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In the era of intelligence, major new forces have begun to roll up "matrix headlights" and compete for the title of "lighting factory". From the initial pursuit of bright and far-reaching lighting ...[Details]
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1 Introduction
Fuel cell vehicles are a type of electric vehicle. The electricity generated by the fuel cell is used to power the motor through the inverter, controller and other device...[Details]
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According to Reuters, on Wednesday local time, German Chancellor Angela Merkel called on European countries to seek a common attitude towards China and hoped to allow Huawei to participate in the con...[Details]
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VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
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One of the most common questions I see via email and on the TI E2E forums is, “Which op amp should I choose for this application?” The difficulty of this question is significant: There are thousands ...[Details]
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Complete LED driver code
#include linux/fs.h
#include linux/cdev.h
#include linux/pci.h
#include asm/uaccess.h
#include mach/map.h
#include mach/regs-gpio.h
...[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]