Datasheet

560
SAM4S Series [DATASHEET]
11100F–ATARM–29-Jan-14
The flags DRDY, OVRE, ENDRX and RXBUFF can be a source of the PIO interrupt.
Figure 31-10. Parallel Capture Mode Waveforms (DSIZE = 2, ALWYS = 0, HALFS = 0)
Figure 31-11. Parallel Capture Mode Waveforms (DSIZE=2, ALWYS=1, HALFS=0)
0x23 0x34 0x450x12 0x56 0x67 0x78 0x89
0x5645_3423
PIODCCLK
PIODC[7:0]
PIODCEN1
PIODCEN2
DRDY (PIO_PCISR)
RDATA (PIO_PCRHR)
0x01
Read of PIO_PCISR
MCK
0x23 0x34 0x450x12 0x56 0x67 0x78 0x89
0x3423_1201
PIODCCLK
PIODC[7:0]
PIODCEN1
PIODCEN2
DRDY (PIO_PCISR)
RDATA (PIO_PCRHR)
0x01
Read of PIO_PCISR
0x7867_5645
MCK