beep.h

isp1161驱动代码是我下载并该动后而成,还有点缺点,但对你可能有点帮助

/*
**  Kenobi2          version 1.3  (Sing unit)
**
**      ** This code has been made to check/learn the 1161 functionalities ** 
**      ** Release 25-Feb-2002                                             **
**
**      OKANO, Akifumi 
**      
**		Computing Segment, Semisonductors Div, Philips Japan Ltd.
**      [e-mail]
**      [phone] 
*/


#define		SUSTAIN			0
#define		DECAY			1

#define		MONO			0
#define		POLY			1

void beep( double frequency, double duration, unsigned char decay, unsigned char poly );