demo.c

调频收音机芯片5763的驱动代码,C语言编写,直接移植即可,代码已经验证OK

/*-------------------------------------------------------

	Property of Synergy Digital Technology Ltd.

	Question/comment : [e-mail]

	Complier : Keil uvision C-51

-------------------------------------------------------*/


#include "demo.h"
#include "tea5763.h"

void main()					// Demo MAIN to access the functions
{
	unsigned PLL;
	unsigned long FRQ;

	FRQ = 97100000;			// FM 97.10MHz
	PLL = frq2pll(FRQ);		// Convert FRQ to PLL
	fm_tune(PLL);			// FM Tuning

	PLL = (unsigned)(readbuf[6]<<8) | readbuf[7];
	FRQ = pll2frq(PLL);		// Test only

	while (1)
	{
    	if (!kdown)
		{
 			fm_scan(0);			// Scan down
			while (!kdown);
			delay_ms(50);		// Debounce
		}
		if (!kup)
		{
			fm_scan(1);			// Scan up
			while (!kup);
			delay_ms(50);		// Debounce
		}
	}
}