io
所属分类：Linux/Unix编程
开发工具：C/C++
文件大小：38KB
下载次数：27
上传日期：2011-06-28 23:36:09
上 传 者：
usakey
说明： Linux下C语言实现IO接口的驱动程序，主要包括：数码管显示、电机驱动、按键驱动以及Led驱动。
(IO interface for Linux drivers, including: digital control, motor drives, key drives, and Led driver.)
文件列表:
io\disp\disp (7534, 2010-12-14)
io\disp\disp.c (729, 2010-12-14)
io\disp\disp.c~ (729, 2010-12-14)
io\disp\disp_dr.c (1112, 2010-12-14)
io\disp\disp_dr.c~ (1112, 2010-12-14)
io\disp\disp_dr.o (1876, 2010-12-14)
io\disp\Makefile (291, 2010-12-14)
io\disp\Makefile~ (291, 2010-12-14)
io\dj\dj (7277, 2010-12-14)
io\dj\dj.c (526, 2010-12-14)
io\dj\dj.c~ (510, 2010-12-14)
io\dj\dj_dr.c (2436, 2010-12-14)
io\dj\dj_dr.c~ (2436, 2010-12-14)
io\dj\dj_dr.o (2176, 2010-12-14)
io\dj\exp (7429, 2010-12-14)
io\dj\Makefile (281, 2010-12-14)
io\dj\Makefile~ (278, 2010-12-14)
io\key\key (7020, 2010-12-14)
io\key\key.c (186, 2010-12-14)
io\key\key_disp (7426, 2010-12-14)
io\key\key_disp.c (514, 2010-12-14)
io\key\key_disp.c~ (514, 2010-12-14)
io\key\key_dr.c (4065, 2010-12-14)
io\key\key_dr.o (3396, 2010-12-14)
io\key\key_driver.c~ (4065, 2010-12-14)
io\key\Makefile (332, 2010-12-14)
io\key\zh (7676, 2010-12-14)
io\key\zh.c (1523, 2010-12-16)
io\key\zh.c~ (1023, 2010-12-14)
io\key\zh1.c (2119, 2010-12-28)
io\led\led.c (3955, 2010-12-23)
io\led\led.h (1127, 2010-12-14)
io\led\led.o (2632, 2010-12-14)
io\led\ledrun (7337, 2010-12-14)
io\led\ledrun.c (592, 2010-12-14)
io\led\Makefile (329, 2010-12-14)
io\led\Makefile~ (322, 2010-12-14)
io\Makefile (322, 2010-12-14)
io\disp (0, 2010-12-28)
... ...
README.txt ---- 说明文件
为 8 个LED 灯提供驱动
Makefile ---- 编译内核, 供make使用
led.c ---- 驱动源程序
led.h ---- led.c的头文件,包括设备名和主号、从号定义、dprintk
ledrun.c ---- 应用程序
1.模块编译
make
编译后生成led.o的目标文件
2.模块装载
insmod led.o
装载成功后可用 cat /proc/modules 看到该模块名
3.添加设备节点
mknod LED c 123 0
4.应用程序
和一般应用程序编译方法相同
5.模块卸载
rmmod led
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