469
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
Figure 33-9. Slave Mode Functional Block Diagram
Shift Register
SPCK
SPIENS
LSB
MSB
NSS
MOSI
SPI_RDR
RD
SPI
Clock
TDRE
SPI_TDR
TD
RDRF
OVRES
SPI_CSR0
CPOL
NCPHA
BITS
SPIEN
SPIDIS
MISO
