Intel E3815 FH8065301567411 Data Sheet
Product codes
FH8065301567411
SIO – High Speed UART
Intel
®
Atom™ Processor E3800 Product Family
4172
Datasheet
27
SIO – High Speed UART
The SoC implements two instances of high speed UART controller that support baud
rates between 300 and 3686400. Hardware flow control is also supported.
rates between 300 and 3686400. Hardware flow control is also supported.
27.1
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
Table 273. UART 1 Interface Signals
Signal Name
Direction
Plat. Power
Description
SIO_UART1_RXD
I
V1P8S
High-speed UART receive data input:
This signal is muxed and may be used by other functions.
SIO_UART1_TXD
O
V1P8S
High-speed UART transmit data:
This signal is muxed and may be used by other functions.
SIO_UART1_RTS#
O
V1P8S
High-speed UART request to send:
This signal is muxed and may be used by other functions.
SIO_UART1_CTS#
I
V1P8S
High-speed UART clear to send:
This signal is muxed and may be used by other functions.