B+B SmartWorx APPN551 Manual De Usuario
APPN-TT551 Databook
B&B Electronics, Inc.
9
Pin
Signal
Description
PCIe Pin Mapping
28
UART_TXD1/SPI_MISO
Primary UART transmit data output or SPI slave
data output.
Signal is LVTTL-Compatible.
data output.
Signal is LVTTL-Compatible.
49
29
LAN_TX-
LAN transmit negative
Not Used
30
LAN_TX+
LAN transmit positive
Not Used
31
Not Used
Not Used
32
Not Used
Not Used
33
DV
DD
Power, +3.3 V
2,24,52
34
DV
DD
Power, +3.3 V
2,24,52
35
LED_#RF_ACT
RF activity LED active low output
42
36
V
SS
Ground
9,15,21,27,29,35,50,40,34,26,18,4
4.1
Digital UART Ports
The device supports a digital UART port. Use of this port is determined by the
device type choice made in firmware. The details of the port can be seen in Table
3.
device type choice made in firmware. The details of the port can be seen in Table
3.
Table 3 - UART Pin Definition
Device Type
UART 1
All
Pin Definition
UART1 Pin
Debug
Data out (D
OUT
)
28
6
Data In (D
IN
)
24
8
Clear-to-Send (CTS)
12
Ready-to-Send (RTS)
18
Serial Mode (SER_MOD)
The primary UART1 supports a 4-wire interface.
The primary digital UART1 can be used as the primary connection for the Serial
device type. Definitions of this interface can be seen in Table 3.
device type. Definitions of this interface can be seen in Table 3.
The UART1 interface supports the following possible configurations:
BAUD: 300, 600, 1200, 2400, 4800, 9600, 14400, 19200, 28800, 38400, 57600,
115200, 230400, 460800, 921600
Flow Control: None, Hardware (CTS/RTS), Software (XON/XOFF)
Default settings: 9600, 8, N, 1, No Flow Control.
4.2
Ethernet PHY Port
An MII/RMII 10/100 Ethernet PHY interface is supported. It is enabled by default
when the Ethernet device type is selected in firmware.
when the Ethernet device type is selected in firmware.