Description: Linux 2.4.18 s3c2440 led driver to use dev-C++ Writing, the need for linux 2.4.18 kernel include, compiled after the completion of led module. insmod main.o// install the module mknod/dev/leds c 221 0 to use: int main (int argc, char* argv []) (int testdev// led test ... testdev = open (/ dev/QuickMarkLed , O_RDWR) ioctl (testdev, 2, 1)// ioctl (device, led number, open/close) open = 1 ioctl (testdev, argv [1] [0]- 0, argv [2] [0]- 0 )// ioctl (device, led number, open/close) open = 1 close (testdev) return 0)
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