sdk_defs.h

FM RDS Receiver control Test Program. Under WinCE.

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//
//		SDK_Defs.h
//
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////	与SDK有关的头文件和宏定义	
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//1.	DeviceIoControl定义
#include <Winbase.h>
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//2.	拷贝自：<smclib.h>
#define METHOD_BUFFERED                 0
#define FILE_ANY_ACCESS                 0
#define CTL_CODE( DeviceType, Function, Method, Access ) (                 \
    ((DeviceType) << 16) | ((Access) << 14) | ((Function) << 2) | (Method) \
)

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//3.	示例文件接口定义
#define FILE_DEVICE_RADIO   0x8100 
#define IOCTL_RADIO_GET_INFO        CTL_CODE(FILE_DEVICE_RADIO, 1, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_POWER_UP        CTL_CODE(FILE_DEVICE_RADIO, 2, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_POWER_DOWN      CTL_CODE(FILE_DEVICE_RADIO, 3, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_TUNE_UP         CTL_CODE(FILE_DEVICE_RADIO, 4, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_TUNE_DOWN       CTL_CODE(FILE_DEVICE_RADIO, 5, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_SEEK_UP         CTL_CODE(FILE_DEVICE_RADIO, 6, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_SEEK_DOWN       CTL_CODE(FILE_DEVICE_RADIO, 7, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_MUTE            CTL_CODE(FILE_DEVICE_RADIO, 8, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_MONO            CTL_CODE(FILE_DEVICE_RADIO, 9, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_GET_RSSI        CTL_CODE(FILE_DEVICE_RADIO, 10, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_GET_FREQ        CTL_CODE(FILE_DEVICE_RADIO, 11, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_SET_FREQ        CTL_CODE(FILE_DEVICE_RADIO, 12, METHOD_BUFFERED ,FILE_ANY_ACCESS)
#define IOCTL_RADIO_SET_VOLUME      CTL_CODE(FILE_DEVICE_RADIO, 13, METHOD_BUFFERED ,FILE_ANY_ACCESS)
////
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