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| AT91SAM7X512_1 Datasheet, PDF (261/687 Pages) ATMEL Corporation – AT91 ARM Thumb-based Microcontrollers | |||
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AT91SAM7X512/256/128 Preliminary
28.6.3.1
Master Mode Block Diagram
Figure 28-5. Master Mode Block Diagram
SPI_CSR0..3
SCBR
MCK
Baud Rate Generator
MISO
SPI
Clock
SPI_CSR0..3
BITS
NCPHA
CPOL
LSB
SPI_RDR
RD
RDRF
OVRES
Shift Register
MSB
SPI_MR
PCS
SPI_TDR
PCS
PS
0
SPI_TDR
TD
TDRE
SPI_CSR0..3
CSAAT
SPI_RDR
PCS
PCSDEC
Current
Peripheral
1
SPCK
MOSI
NPCS3
NPCS2
NPCS1
NPCS0
NPCS0
MSTR
MODFDIS
MODF
6120HâATARMâ17-Feb-09
261
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