usb_task.h

Ir a la documentación de este archivo.

#ifndef _USB_TASK_H_
#define _USB_TASK_H_

#include "usb_commun.h"

#define Wait_pll_ready()     while (!(PLLCSR & (1<<PLOCK)))
 // Test PLL lock bit and wait until lock is set

#define PLLx06          ( (0<<PLLP2) | (1<<PLLP1) | (1<<PLLP0) )

#define Start_pll(clockfactor) (PLLCSR = ( clockfactor  | (1<<PLLE)  ))
 // Start the PLL at only 48 MHz, regarding CPU frequency
 // Start the USB PLL with clockfactor
 // clockfactor can be PLLx24, PLLx12, PLLx08
 // PLLx06, PLLx04, PLLx03
#define Is_pll_ready()       (PLLCSR & (1<<PLOCK) )
#define Stop_pll()           (PLLCSR  &= (~(1<<PLLE)),PLLCSR=0 ) 
#define Pll_start_auto()   Start_pll(PLLx06)
 // Start the PLL in autofactor mode
 // regarding FOSC define


void USB_Inicializar     (void);
// This function enables the USB controller and init the USB interrupts.

#endif /* _USB_TASK_H_ */

---