Chapter 2 – DFI Q7X-151 User Manual
Page 24
Advertising
www.dfi .com
Chapter 2 Hardware Installation
24
Chapter 2
The 1-channel I
2
C bus interface conforms to the version 2.1 I
2
C bus specification. It operates
as a master or slave device and supports a multi-master bus.
I
2
C Connector
1
2
5
6
+3.3V
GND
I
2
C_Clock
I
2
C_DATA
NC
NC
I
2
C
UART Ports
The UART (Universal Asynchronous Receiver/Transmitter) port is the hardware component
that transmits and receives the data of the serial communications. UART 2 port is the serial
interface supporting TX/RX signal only to connect a simple UART for firmware and boot loader
implementations.
UART 1
UART 2
1
MFG_NC1_TX
MFG_NC2_RX
1
2
9
10
UART 1
Pins
Pin Assignment
Pins
Pin Assignment
1
NC
2
UART_RX
3
UART0_TX
4
NC
5
GND
6
NC
7
UART0_RTS-
8
UART0_CTS-
9
NC
Advertising