Intel E3815 FH8065301567411 Data Sheet
Product codes
FH8065301567411
SIO – Serial Peripheral Interface (SPI)
Intel
®
Atom™ Processor E3800 Product Family
3788
Datasheet
25
SIO – Serial Peripheral
Interface (SPI)
The Serial I/O implements one SPI controller that supports master mode.
Note:
This SPI controller does not support platform firmware (BIOS). See the SPI controller in
the PCU instead.
the PCU instead.
25.1
Signal Descriptions
Please see
for additional details.
The signal description table has the following headings:
•
Signal Name: The name of the signal/pin
•
Direction: The buffer direction can be either input, output, or I/O (bidirectional)
•
Platform Power: The reference power plane.
•
Description: A brief explanation of the signal’s function
PWM
I
2
C
SPI
HSUART
O 2
IO 2
IO
IO 7
SI
O
Figure 117.SPI Interface Signals (Sheet 1 of 2)
Signal Name
Direction
Plat. Power
Description
SIO_SPI_CLK
I/O
V1P8S
SPI Serial Clock