Atmel SAM4L Xplained Pro Evaluation Kit Atmel ATSAM4L-XPRO ATSAM4L-XPRO Data Sheet

42023E–SAM–07/2013

SDR1) before 1/F

S

 second, or an underrun will occur, as indicated by the Underrun Interrupt bit

in SR (SR.TXUR). The interrupt bits in SR are cleared by writing a one to the corresponding bit
in the Status Clear Register (SCR).

Figure 

 to 

 show the frequency response for the system. The sampling

frequency used is 48 kHz, but the response will be the same for other sampling frequencies,
always having the first zero at F

S

. 

Figure 32-4. Passband Frequency Response