资讯

《linux驱动:s3c2410_ts/s3c2440_ts模块加载流程》(2024-07-09)
;
/*
* Lock device and try to bind to it. We drop the error
* here and always return 0, because we......

linux驱动程序之电源管理之Run-time PM 详解(4)(2023-06-19)
linux驱动程序之电源管理之Run-time PM 详解(4);Run-time PM.
每个device或者bus都会向run-time PM core注册3个callback......

内核移植和文件系统制作(3)Ramdisk简介和常见问题(2024-07-24)
件系统
Device Drivers --->
[*] Block devices --->
<*> RAM block device support......

mini2440下调试IIC时序问题总结与分析(2024-06-20)
gpio7->SDA as input
SDA_Set;
Delay_us(100); // let I2C device ready......

《Linux驱动:s3c2440 lcd 驱动分析》(2024-07-09)
;
/*
* Lock device and try to bind to it. We drop the error
* here and always return 0......

LINUX 3.0.8支持RT3070 USB Wifi(S3C6410)(2024-09-13)
看到
usb 1-1.3: new full speed USB device number 4 using s3c2410-ohci
usb 1-1.3: New USB device found......

Linxu S3C2440 LCD驱动 测试程序(2024-06-13)
)
{
printf("Error: cannot open framebuffer device.n");
exit(1......

C51单片机的PID程序编写(2023-09-06)
Old_error_G; // Previous error value......

linux驱动程序之电源管理之新版linux系统设备架构中关于电源管理方式的变更(2023-06-19)
模型各数据结构中电源管理的部分
linux的设备模型通过诸多结构体来联合描述,如struct device,struct device_type,struct class, struct......

学习Linux下s3c2440的USB鼠标驱动笔记(2024-07-23)
设备)************************************
-> Device Drivers
-> SCSI device support(通用设备)
-> SCSI disk......

编译busybox-1.24.1 制作文件系统(2023-09-04)
驱动加载功能等可以按 / 后输入字符进行搜索
错误1miscutils/i2c_tools.c: At top level:miscutils/i2c_tools.c:1046: error......

S3C2440 输入子系统学习笔记 第一节(2023-08-10)
to attach handler %s to device %s, "
"error: %dn",
handler->name......

s3c2440 移值新内核 linux-4.1.36(2023-09-01)
什么也不显示。不知道哪里出错了。
Device Drivers
Character devices
Serial drivers
Samsung SoC serial debug
制作 文件系统 参考......

美满电子推出Marvell 88RC13xx高性能RAID存储控制器系列(2016-06-02)
控制器系列,完备的功能包括八个6 Gbps SATA端口、四个PCI Express 3.0通道以及一个支持Type-C接口的10Gbps USB 3.1装置端口。此系列产品包含一款高性能AHCI磁盘......

linux 简单的DMA例程(2024-08-12)
*dev = (struct dad_dev *) dev_id;
/* Make sure it's really our device interrupting */
/* Unmap......

IMX257 总线设备驱动模型编程之总线篇(二)(2024-08-15)
MODULE_AUTHOR('Lover雪儿');
67 MODULE_LICENSE('GPL');
三、错误解决:
1. error: 'struct device' has no member named......

永宏FBs系列PLC的RS485通讯方式介绍(2024-07-04)
Port3
R4043
5621H
9600 bps
7-bit Data、Even、1 -bit Stop
Port4
R4044
5621H
9600 bps
7-bit Data、Even、1 -bit......

Linux驱动之输入子系统简析(2024-08-20)
;
/*
* That's _really_ odd. Usually NULL ->open means 'nothing special',
* not 'no device......

PCI-E与SATA SSD究竟如何选:秒懂(2016-10-11)
是通过PCH南桥扩展出来的,这可能对固态硬盘的速度产生影响。
PCI-E协议与速度优势:AHCI与NVMe协议
说完接口,我们再来聊两种固态硬盘的协议。就好像IDE总要走到头,AHCI似乎......

24C01读写的c51源程序代码分享(2023-09-13)
:1010A2A1P0R/W; 24C08:1010A2P1P0R/W
//** 24C16:1010P2P1P0R/W; //** 以上6种芯片的读写格式为:start-device addr-ack......

Fuji CP8系列SMT贴片机的操作,维护和保养方法(2025-01-08 22:39:10)
的选择键可作ERROR、USED、ALL DEVICE的显示切换。
4.NOZZLE ALLOCATION......

给OK6410配置新内核(2024-09-03)
'__pm_genpd_add_device':
drivers/base/power/domain.c:1312: error: implicit declaration of function......

stm32f103移植到GD32修改内容及注意事项(2023-10-08)
注意:如果右边框读取不到单片机信息,或者下载不了程序可以把速度降低一些,设置10k或者5k基本可以解决!
Device芯片选型
C++内容设置
Debug......

浅析OpenHarmony内核SoC层级的移植适配流程(2024-06-24)
等库函数。
①创建对应的文件目录结构
目录名称按照芯片厂家、芯片型号来创建,比如 st 公司下的 stm32f4xx 系列芯片。
配置文件内容如下:
device/soc/st/stm32f4xx......

S3C2410——LED灯实验(2024-09-02)
)
printk(KERN_ERR 'can't get device number n');
else
printk('get device numbern......

内核移植(4)移植yaffs文件系统(2023-08-15)
(17a3c0 hex)
OpenJTAG > nand erase 0 0x00200000NAND erase: device 0 offset 0x0, size......

Linux-2.6.39在Tiny6410上的移植 - 外设驱动移植(2024-09-20)
= {
2 ...
3 &tiny6410_device_leds,
4 };
执行make menuconfig修改内核配置,添加对LED设备的支持:
Device......

tiny6410 烧写uboot(2024-09-25)
fatload烧录U-Boot到NAND Flash:
判断mmc设备号
MINI6410 # mmc dev
mmc0 is current device
查看SD卡的......

s3c2440 看门狗设置使用例程(2024-06-14)
(SIGALARM) error"); }
wt_fd = open("/dev/watchdog", O_RDWR); if(wt_fd <= 0......

基于tiny4412的Linux内核移植 -- 设备树的展开(2023-06-21)
device tree)
u-boot版本:友善之臂自带的 U-Boot 2010.12 (为支持uImage启动,做了少许改动)
busybox版本:busybox 1.25
交叉编译工具链: arm......

IMX257实现Ramblock驱动程序编写(2024-08-13)
'); //cat /proc/device 动态申请一个主设备号
68
69 ramblock_disk->major = major; //主设......

port linux 2.6.11.7 kernel to s3c2410(SMDK2410)(2023-05-10)
## Mapping drivers for chip access## CONFIG_MTD_COMPLEX_MAPPINGS is not set## Self-contained MTD device......

U-Boot移植(14)解决saveenv不能保存环境变量(2023-08-28)
off/on or press the reset button for 1 sec in order to get a valid USB device address.Hit any......

Linux 3.3.0移植到S3C6410开发板上之一(2024-09-19)
根文件系统都是使用之前的,这里没有移植yaffs,所以我目前使用cramfs格式的文件系统。
启动开发板后出现了如下的错误:
end_request: I/O error, dev......

S3C2440 spi驱动简单测试(2024-07-09)
=%02Xn",*spi_spcon1);
//Multi Master error detect disable,reserved,rech=*spi_sprdat0;lease......

mini2440 LED驱动程序(2024-06-21)
;static struct device *myled_device;
static unsigned long led_table[] = { S3C2410_GPB (5......

Android + Mini2440 无线网络视频监控系统 mjpg-streamer的移植(2024-06-24)
内核是内核支持芯片为ZC301的摄像头 Make menuconfig Device Drivers --->......

spi驱动框架全面分析,从master驱动到设备驱动(2024-07-16)
创建设备(设备层的设备)。我们还提到了4种创建device的方式。
另一层是设备驱动层,基于 i2c_bus_type ,这个就很简单了,在设备驱动层 device 只需......

内核移植(1)首次生成uImage映象文件(2023-08-28)
tcon=00500000, tcnt a2c1, tcfg 00000200,00000000, usec 00001eb8Console: colour dummy device......

linux驱动学习(4)--阻塞和非阻塞(2024-08-14)
management*/
#include
#include
/*
* xiaoyang yi @HIT 2011-9-25
* char device driver with blocked......

基于STM32F103C8T6 MCU的STM32 Blue Pill Board接口(2023-10-19)
(){Wire.begin();
Serial.begin(9600);while (!Serial);}
void loop(){byte error, address;int I2CDevices......

U-Boot移植(17)ylp2410网卡dm9000aep(2023-08-28)
sec in order to get a valid USB device address.Hit any key to stop autoboot: 0Booting Linux......

linux驱动学习(2)-beep驱动(2024-08-14)
device xiaoyang-beep error!');
exit(1);
}
for(i = 0; i < 1000; i++){
scanf('%d',&m_pwm_val......

CH9434嵌入式Linux与安卓系统驱动移植和使用教程(2024-06-24)
from device tree
3.4 验证IO中断功能
驱动程序处理串口数据的发送,接收以及Modem输入中断事件均是在中断服务函数中进行,因此当SPI接口正常串口功能不正常,需检......

联想回应笔记本锁死Win10系统:会更新解决(2016-10-06)
下、锁定固态硬盘(SSD)的方法,也就是只能被Windows所读取。
对用户的影响是,在BIOS中无法开启AHCI,无论如何硬盘模式都会被锁死到RAID。
引发争议后,联想也做出公开声明表示,它们......

S3C2440内核蜂鸣器驱动解读(2024-08-21)
参考文献详细查看
#define BEEP_STOP_CMD _IO (BEEP_MAGIC, 2)
/*
* Open the device; in fact, there's nothing to do here......

s3c2440的USB热插拔驱动问题(2024-08-05)
[*] USB device filesystem
[*] USB device class-devices......

s3c6410 RomCode文档读后总结(2024-09-13)
the TCM.
Initialize the Block Device Copy Function.
Initialize the stack region.
Initialize the PLL......

ALSA声卡_从零编写之调试(基于优龙FS2410开发板,UDA1341声卡)(2024-07-11)
FS2410开发板,UDA1341声卡
内核版本:3.4.2
二、调试过程记录
1. 编译声卡驱动,修改语法错误
2. 配置内核去掉原来的声卡驱动
-> Device Drivers......

U-Boot移植(5)dnw串口终端没有反应(2023-08-30)
off/on or press the reset button for 1 sec in order to get a valid USB device address.Hit any......
相关企业
;北京神州冠宇科技有限公司;;error
chips, embedded device servers, and external serial device servers enable manufacturers of any kind
with leading silicon, software and device makers, we are the trusted leader in reliable Wi-Fi and device
Tokyo Electron Device Ltd.;东京电子器件株式会社;Company Name: TOKYO ELECTRON DEVICE LIMITED President
e-device;;;
mp-device;;;
device-solutions;;;
wicked-device;;;
;nx-device;;
oki-sensor-device;;;