Rainbow Electronics ATmega3290P_V - Manual (Page 317)

317
ATmega329/3290/649/6490
2552H–AVR–11/06
Figure 140. SPI Interface Timing Requirements (Master Mode)
Figure 141. SPI Interface Timing Requirements (Slave Mode)
MOSI
(Data Output)
SCK
(CPOL = 1)
MISO
(Data Input)
SCK
(CPOL = 0)
SS
MSB LSB
LSB MSB
...
...
6 1
2 2
3 4 5
8 7
MISO
(Data Output)
SCK
(CPOL = 1)
MOSI
(Data Input)
SCK
(CPOL = 0)
SS
MSB LSB
LSB MSB
...
...
10
11 11
12 13 14
17 15
9
X
16