B+B SmartWorx APPN551 Manual De Usuario
B&B Electronics, Inc.
APPN-TT551 Databook
8
4.0 Pin out and Connectors
Pin definition is dependent upon the device type selected. The specific pin function is
defined in Table 2 for each device type. Where multiple options are available for a single
device type, these options are software selectable by the device firmware.
defined in Table 2 for each device type. Where multiple options are available for a single
device type, these options are software selectable by the device firmware.
Table 2 – Module Pin Definition
Pin
Signal
Description
PCIe Pin Mapping
1
V
SS
Ground
9,15,21,27,29,35,50,40,34,26,18,4
2
Not Used
Not Used
3
DV
DD
Power, +3.3 V
2,24,52
4
DV
DD
Power, +3.3 V
2,24,52
5
Not Used
Not Used
6
DBG_TXD
Debug serial transmit data
30
7
#RESET
Reset active low input. A transition to high
releases the reset condition (see “Reset” in the
Data book). There is a weak pull-up on this pin.
releases the reset condition (see “Reset” in the
Data book). There is a weak pull-up on this pin.
22
8
DBG_RXD
Debug serial receive data
32
9
Not Used
Not Used
10
Not Used
Not Used
11
#DEFAULT/LED_LINK
At boot, restore factory default active low input.
LAN link or serial connection detected LED
output. May be used as digital input or 3.3 V
CMOS-compatible digital output (V
LAN link or serial connection detected LED
output. May be used as digital input or 3.3 V
CMOS-compatible digital output (V
OL
≤0.4, 2.4
V≤ V
OH
).
45
12
UART_CTS1/SPI_SEL
Primary UART clear to send input or SPI select
output
Signal is LVTTL-compatible.
output
Signal is LVTTL-compatible.
36
13
LAN_RX+
LAN receive positive
Not Used
14
LAN_RX-
LAN receive negative
Not Used
15
V
SS
Ground
9,15,21,27,29,35,50,40,34,26,18,4
16
V
SS
Ground
9,15,21,27,29,35,50,40,34,26,18,4
17
Not Used
Not Used
18
UART_RTS1/SPI_CLK
Primary UART request to send output or SPI
clock input
Signal is LVTTL-Compatible.
clock input
Signal is LVTTL-Compatible.
38
19
Not Used
Not Used
20
Not Used
Not Used
21
Not Used
Not Used
22
SRL_MODE/SPI_INT
Serial transceiver protocol select output or SPI
interrupt output (see Error! Reference source
not found.). Signal is LVTTL-Compatible.
interrupt output (see Error! Reference source
not found.). Signal is LVTTL-Compatible.
47
23
LED_CONNECT
Wireless TCP session established LED output
20
24
UART_RXD1/SPI_MOSI
Primary UART receive data input or SPI slave
data input.
Signal is LVTTL-Compatible.
data input.
Signal is LVTTL-Compatible.
51
25
LED_POST
Power-on self-test LED output
44
26
LED_WLAN_CFG
Wireless IP address assigned LED output
46
27
Not Used
Not Used