Datasheet

1111
SAM9X25 [DATASHEET]
11054E–ATARM–10-Mar-2014
Figure 46-13.SPI Slave mode - NPCS timings
SPCK
(CPOL = 0)
MISO
SPI
14
SPI
16
SPI
12
SPI
15
SPI
13
SPCK
(CPOL = 1)
SPI
6
SPI
9
Table 46-37. SPI Timings with 3.3V Peripheral Supply
Symbol Parameter Conditions Min Max Unit
SPI
SPCK
SPI Clock
Master mode
66 MHz
SPI
0
MISO Setup time before SPCK rises 13.3 ns
SPI
1
MISO Hold time after SPCK rises 0 ns
SPI
2
SPCK rising to MOSI 0 7.4 ns
SPI
3
MISO Setup time before SPCK falls 12.8 ns
SPI
4
MISO Hold time after SPCK falls 0 ns
SPI
5
SPCK falling to MOSI 0 7.6 ns
SPI
6
SPCK falling to MISO
Slave mode
2.9 12.7 ns
SPI
7
MOSI Setup time before SPCK rises 2.0 ns
SPI
8
MOSI Hold time after SPCK rises 0 ns
SPI
9
SPCK rising to MISO 2.7 13.3 ns
SPI
10
MOSI Setup time before SPCK falls 1.7 ns
SPI
11
MOSI Hold time after SPCK falls 0 ns
SPI
12
NPCS0 setup to SPCK rising 3.8 ns
SPI
13
NPCS0 hold after SPCK falling 0 ns
SPI
14
NPCS0 setup to SPCK falling 3.5 ns
SPI
15
NPCS0 hold after SPCK rising 0 ns
SPI
16
NPCS0 falling to MISO valid 15.4 ns