s3c2410开关量输出驱动程序，开关量输出驱动程序，实际就是控制S3C2410的I/O口点评，来控制相应开关阀或者继电器的开与关-S3C2410 switch output driver, switch output driver, the actual control of S3C2410 is the I/O I commented to control the corresponding switches or valves to open and customs relay