SAM3N00B Atmel Corporation, SAM3N00B Datasheet - Page 433

• Manufacturer Part Number: SAM3N00B
• Manufacturer: Atmel Corporation

Figure 27-3. SPI Transfer Format (NCPHA = 1, 8 bits per transfer)
Figure 27-4. SPI Transfer Format (NCPHA = 0, 8 bits per transfer)
11011A–ATARM–04-Oct-10
11011A–ATARM–04-Oct-10
SPCK cycle (for reference)
SPCK cycle (for reference)
(from master)
(from master)
(from slave)
(CPOL = 0)
(CPOL = 1)
(from slave)
(CPOL = 0)
(CPOL = 1)
(to slave)
(to slave)
SPCK
SPCK
MOSI
MISO
SPCK
SPCK
MOSI
MISO
NSS
NSS
* Not defined, but normally MSB of previous character received.
*
* Not defined but normally LSB of previous character transmitted.
MSB
1
1
MSB
MSB
MSB
2
2
6
6
6
6
3
3
5
5
5
5
4
4
4
4
4
4
5
5
3
3
3
3
6
6
6
2
2
2
2
7
7
1
1
1
1
8
8
LSB
LSB
LSB
LSB
SAM3N
SAM3N
*
433
433