upsd_st85.h

增强型单片机UPSD33XX系列芯片做音频发生器例程。内含KEIL源码和PLD源码。

/*---------------------------------------------------------------------------- 
Title: upsd_st85.h
Date: October 7, 2002
Author: Alec Bath

Description:
Function prototypes for upsd_st85.c   M41ST85 Timekeeper Routines

Copyright 2002  ST Microelectronics
----------------------------------------------------------------------------*/ 

#ifndef _UPSD_ST85_H_
#define _UPSD_ST85_H_

void uPSD_st85_write (void);
void uPSD_i2c_st85_read_clock(void);
void Increment_hour(void);
void Increment_minutes(void);
unsigned char Conv_Int_to_BCD(int integ);
int Conv_BCD_to_Int(unsigned char BCD);
//void read_switch (void);
void uPSD_read_clock_init (void);
#endif