ATMEGA325-16AJ ATMEL [ATMEL Corporation], ATMEGA325-16AJ Datasheet - Page 290

• Manufacturer Part Number: ATMEGA325-16AJ
• Description: 8-bit Microcontroller with In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

290
ATmega325/3250/645/6450
Figure 130. SPI Interface Timing Requirements (Master Mode)
Figure 131. SPI Interface Timing Requirements (Slave Mode)
(Data Output)
(Data Output)
(Data Input)
(Data Input)
(CPOL = 0)
(CPOL = 1)
(CPOL = 0)
(CPOL = 1)
MISO
MOSI
MOSI
MISO
SCK
SCK
SCK
SCK
SS
SS
9
13
6
4
MSB
MSB
5
MSB
MSB
14
15
7
...
...
...
...
11
2
LSB
10
1
LSB
LSB
LSB
11
2
12
2570A–AVR–09/04
3
16
8
X
17