Atmel Evaluation Kit AT91SAM9X25-EK AT91SAM9X25-EK Data Sheet
Product codes
AT91SAM9X25-EK
1120
SAM9X25 [DATASHEET]
11054E–ATARM–10-Mar-2014
Figure 46-26.EMAC RMII Mode Signals
46.18.5 USART in SPI Mode Timings
46.18.5.1 Timing conditions
Timings are given assuming a capacitance load as defined in
46.18.5.2 Timing extraction
Figure 46-27.USART SPI Master Mode
EREFCK
ETXEN
ETX[1:0]
ERX[1:0]
ERXER
ECRSDV
EMAC
21
EMAC
22
EMAC
23
EMAC
24
EMAC
25
EMAC
26
EMAC
27
EMAC
28
Table 46-45. Capacitance Load
Supply
Corner
Max
Min
3.3V
40 pF
5 pF
1.8V
20 pF
5 pF
NSS
SPI
0
MSB
LSB
SPI
1
CPOL=1
CPOL=0
MISO
MOSI
SCK
SPI
5
SPI
2
SPI
3
SPI
4
SPI
4